Hubbry Logo
search
logo
Macronix avatar
Macronix
Macronix
current hub
439836

Macronix

logo
Community Hub0 Subscribers
Read side by side
Macronix
View on Wikipedia
from Wikipedia
2M-BIT [256K x 8] CMOS flash memory

Key Information

Macronix graphics subsystem on a 3Dfx Voodoo Rush

Macronix International Co., Ltd. (MCIX; often shortened to Macronix) is an integrated device manufacturer in the non-volatile memory (NVM) market. The company manufactures NOR Flash, NAND Flash, and ROM products for the consumer, communication, computing, automotive, and networking markets. Its headquarters are located in Taiwan.

History

[edit]

Headquartered in Taiwan, Macronix was established in 1989. By 1997, the company was a global supplier of Mask ROM and EPROMs.[1]

In 2012 the company developed a process to prolong the life of solid state drives.[2]

Macronix developed specialized memory chips for the consumer electronics industry, including those used in Nintendo's 3DS and Switch devices,[3] and Samsung's wearable electronic devices.[4]

The company presently has more than 4,000 employees—approximately one-fifth of whom serve in research and development roles. Macronix's total revenues in 2023 were US$888 million, slightly more than one-half of which was derived from NOR flash, followed by ROM revenues at approximately one-third.

As of March 2024, Macronix has had 9,200 patents granted.

Macronix owns two in-house wafer-manufacturing foundries—one for 200-nanometer wafers, the other for 300-nanometer wafers. The company also has sales and support branches in Europe, the United States, Japan, Korea, Singapore, and China.

Recognizing the market opportunity in proprietary semiconductor designs becoming high-volume, open-market flash memory, Macronix leveraged flash memory customized for specific customers into widely available devices for broader applications.[5]

Macronix has developed partnerships with various microcontroller manufacturers to pair its OctaBus flash memory with the partners’ MCUs.[6]

In the automotive market, Macronix's automotive-grade ArmorFlash and OctaFlash memory families are being adopted by automotive-electronics semiconductor and system makers such as Nvidia and NXP to bring highly secure data storage to vehicles.[7][8][9]

In 2021, Macronix became the first NVM manufacturer to bring 1.2-volt, 120 MHz Serial NOR flash to mass production, contributing to a new generation and broader range of devices requiring ultra-low-power flash memory.[10][11]

Macronix in 2022 introduced its memory-centric computing concept, developed to enable AI-focused computation within flash devices.[12][13] Also in 2022, Macronix received EE Times Asia's Best Memory Product award for the second consecutive year.[14]

References

[edit]
[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia

Macronix

View on Grokipedia
from Grokipedia
Macronix International Co., Ltd. is a Taiwanese semiconductor company specializing in the design, manufacture, and supply of non-volatile memory (NVM) integrated circuits and related solutions.[1] Founded in 1989 and headquartered in Hsinchu Science-Based Industrial Park, Taiwan, the company operates as an integrated device manufacturer (IDM) with a focus on NOR Flash, NAND Flash, ROM, e.MMC, and specialized products like ArmorFlash for security applications.[2][3] With approximately 5,530 employees as of recent reports, Macronix serves diverse sectors including consumer electronics, communications, computing, industrial applications, automotive, networking, and the Internet of Things (IoT), providing high-performance memory solutions for global markets across Asia-Pacific, the Americas, and Europe.[2][3] The company maintains fabrication facilities, including a 12-inch wafer fab (Fab 5) and an 8-inch wafer fab (Fab 2), supporting advanced technologies such as 19nm NAND Flash and serial NOR Flash densities ranging from 512Kbit to 2Gbit.[1] Key innovations include the introduction of BE-SONOS Flash technology and XtraROM, a mask-programmable ROM, positioning Macronix as a leader in reliable, low-power memory for embedded systems.[1] It was the first semiconductor firm in Hsinchu Science Park to achieve SA8000:2001 social accountability certification and holds ISO 26262 ASIL-D certification for automotive safety, underscoring its commitment to quality and ethical manufacturing.[1][3] Founded by Miin Chyou Wu, who serves as chairman and CEO, Macronix emphasizes R&D with numerous patents and global partnerships to drive customer-specific NVM advancements.[2][1]

Company overview

Founding and mission

Macronix International Co., Ltd. was founded on December 9, 1989, by Miin Wu in Taiwan's Hsinchu Science Park, marking it as the nation's first dedicated memory manufacturer.[4][5] Wu, who served as the company's initial president and later became chairman and CEO, established Macronix with a vision to cultivate domestic semiconductor expertise amid Taiwan's emerging high-tech ecosystem.[4] From its inception, Macronix focused on developing indigenous semiconductor technologies, particularly in non-volatile memory, to lessen Taiwan's dependence on international suppliers and shift from traditional original equipment manufacturing (OEM) models toward innovative, self-reliant production.[4][6] This emphasis on home-grown solutions was driven by Wu's efforts to pioneer a "reverse brain drain," attracting Taiwanese engineers from abroad to build a robust local industry.[4] Macronix's core mission is to deliver innovative, customer-oriented system solutions in non-volatile memory by leveraging advanced technology, superior quality, and dependable service, positioning the company as a leading semiconductor supplier.[5] Adopting an integrated device manufacturing (IDM) approach early on, Macronix integrated design, production, and marketing under one roof to ensure control over the entire value chain and foster sustained technological advancement.[5][1]

Headquarters and facilities

Macronix's headquarters is situated in Hsinchu City, Taiwan, within the Hsinchu Science Park at No. 16, Li-Hsin Road.[7] The company's primary manufacturing facilities are also located in the Hsinchu Science Park. Fab 5, a 12-inch wafer fabrication plant dedicated to advanced processes, is at No. 19, Li-Hsin Road, while Fab 2, an 8-inch wafer fab focused on legacy and specialty production, operates at the headquarters address.[7][1] These facilities enable end-to-end integrated device manufacturer (IDM) operations from design to fabrication.[5] Macronix's facilities hold the distinction of being the first in Hsinchu Science Park to achieve SA8000:2001 social accountability certification.[1] Macronix's common shares have been listed on the Taiwan Stock Exchange (TWSE) under ticker symbol 2337 since March 15, 1995. The company formerly had American Depositary Shares (ADS) quoted on the NASDAQ National Market starting in May 1996 as the first Taiwanese company with securities listed in the United States, but it delisted from NASDAQ and terminated SEC registration in 2007 by filing Form 15F, effective after 90 days, while continuing to trade on TWSE. Macronix operates globally, including in the United States through its wholly-owned subsidiary Macronix America, Inc., which handles sales, marketing, and support in the Americas. The subsidiary is located at 680 North McCarthy Blvd., Suite 200, Milpitas, CA 95035, United States.

Products

NOR Flash memory

Macronix offers a comprehensive lineup of NOR Flash memory products designed for execute-in-place (XIP) applications, where code can be directly executed from the memory without buffering to RAM. These products emphasize random access capabilities, distinguishing them from block-oriented NAND Flash by enabling efficient firmware storage and execution in resource-constrained environments.[8] Serial NOR Flash from Macronix spans densities from 512Kb to 2Gb and supports operating voltages of 1.2V (1.1V-1.6V range), 1.8V (1.65V-2V), 2.5V/3V (2.7V-3.6V), making them suitable for low-power and standard designs. These devices feature multi-I/O interfaces (up to 8x I/O), dual/quad/octa SPI modes, and clock speeds up to 200MHz for fast read operations, with applications in consumer electronics like wearables and mobile devices, automotive systems for infotainment and ECUs, and IoT endpoints for secure code storage and over-the-air updates.[9][10] Parallel NOR Flash products cover densities from 2Mb to 1Gb, with 3V (2.7V-3.6V) and 5V (4.5V-5.5V) options, including boot block and uniform sector architectures for compatibility with legacy microcontrollers. They support x8/x16 bus widths, page and burst read modes, and access times as low as 70ns at 5V, targeting high-performance embedded systems such as industrial controls and networking equipment where parallel interfaces remain prevalent.[11][12] Specialized variants enhance versatility: OctaBus Memory provides high-speed interfaces with 8 I/O lines and transfer rates up to 500MB/s in densities like 2Gb at 1.8V or 3V, ideal for automotive XIP and IoT OTA applications. Wide Range Vcc Flash operates across 1.65V-3.6V for flexible integration in battery-powered devices, while 1.2V Serial NOR targets ultra-low-power scenarios such as health monitoring sensors. ArmorFlash is a secure NOR Flash solution offering advanced data protection features, including unique address scrambling and authentication, compatible with standard serial NOR interfaces, and suitable for security-critical applications in automotive, IoT, and consumer devices. In August 2025, Macronix introduced ArmorBoot, a high-performance member of the ArmorFlash family with enhanced secure boot capabilities.[13][8][10][14][15] Across the NOR portfolio, key features include high reliability with industrial-grade temperature ranges (-40°C to +85°C), fast read speeds supporting XIP, and endurance of up to 100,000 program/erase cycles, ensuring long-term data integrity in demanding environments.[16][10][12]

NAND Flash and other memory solutions

Macronix offers a range of NAND Flash memory solutions optimized for high-density data storage, emphasizing reliability and integration in embedded systems. These products include single-level cell (SLC) NAND and serial NAND variants, which provide cost-effective alternatives to NOR Flash by prioritizing sequential access and greater storage capacity over random read speeds. Unlike NOR Flash, which excels in execute-in-place applications due to its speed, NAND solutions from Macronix focus on density for applications requiring large data volumes, such as solid-state drives (SSDs) and mobile storage.[17] SLC NAND Flash from Macronix utilizes single-level cells to achieve high endurance and reliability, making it suitable for industrial and automotive environments where data integrity is critical. The portfolio includes the MX30LF/MX60LF family operating at 3V with densities from 512Mb to 8Gb, and the MX30UF family at 1.8V supporting 1Gb to 4Gb densities, all fabricated on advanced processes down to 19nm for compact, efficient designs. These devices incorporate features like error correction code (ECC) requirements of 8 bits per 512 bytes and support bus widths of x8 or x16, enabling robust performance in sequential read/write operations up to 25 ns. Applications span industrial storage, automotive infotainment systems, and SSDs, where wear-leveling and ECC ensure long-term data retention under harsh conditions.[18] Serial NAND Flash products feature a SPI-compatible interface with low pin counts, facilitating easy integration into space-constrained devices like wearables and sensors. Available in 3V (MX35L) and 1.8V (MX35U) variants with densities of 1Gb to 2Gb, these support single, dual, and quad I/O modes for high-speed data transfer up to 166MHz clock rates. The design emphasizes cost-effective storage expansion for embedded applications, including digital TVs, set-top boxes, and routers, with built-in ECC to maintain data accuracy during frequent access cycles.[19] Complementing these, Macronix provides embedded MultiMediaCard (eMMC) modules that integrate MLC NAND Flash with an onboard controller in a compact BGA package, compliant with JEDEC eMMC 5.1 standards. Supporting densities from 2GB to 8GB and bus widths up to x8 with HS400 mode for throughput exceeding 400MB/s, eMMC solutions include wear-leveling, power-loss protection, and field firmware updates for enhanced reliability in mobile devices, infotainment systems, and networking equipment.[20] Known Good Die (KGD) offerings focus on bare SLC NAND dies, such as the MX30UF4G28ADWG at 4Gbit density, pre-tested for functionality, endurance, and data retention to streamline system-in-package (SiP) assembly. These support industrial temperature ranges from -40°C to +105°C and are applied in IoT devices, automotive modules, and portable electronics, reducing integration risks through Macronix's quality controls.[21] LybraFlash represents a specialized NAND-based solution that delivers NOR-like performance for secure, high-capacity storage in automotive applications. With densities of 1Gb to 2Gb, SPI interfaces supporting quad I/O at 104MHz for ~50MB/s read throughput, and an embedded ECC engine, it minimizes hardware modifications while providing robust endurance and data integrity for code storage in infotainment and control systems.[22] Additionally, Macronix's XtraROM® serves as a flexible mask-programmed read-only memory (ROM) alternative, enabling customizable serial ROM production without traditional mask ROM limitations. This solution preserves cost advantages and high quality for applications like electronic toys, printers, and game cartridges, offering in-house programming for efficient delivery.[23]

History

Establishment and early years (1989–2000)

Macronix International Co., Ltd. was incorporated on December 9, 1989, in Taiwan's Hsinchu Science Park, marking it as the island's first dedicated non-volatile memory semiconductor firm.[24] The company commenced operations that same month, initially focusing on Mask ROM production to address the growing demand for read-only memory in consumer electronics and computing devices.[5] This establishment aligned with Taiwan's push to build a domestic semiconductor ecosystem, leveraging the Science Park's infrastructure for rapid prototyping and fabrication.[1] In the early 1990s, Macronix expanded its product lineup by shifting toward EPROMs alongside Mask ROMs, enabling programmable non-volatile storage solutions that gained traction in industrial and embedded applications.[25] By 1997, the company had achieved global supplier status, dominating segments of the Mask ROM and EPROM markets through efficient manufacturing and strategic partnerships, such as joint development efforts with Japanese firms like NKK Corporation starting in 1990.[26] These developments were supported by key operational milestones, including the start of construction on its first 6-inch wafer fab (Fab 1) in 1990 and the initiation of production there in 1991, which laid the groundwork for scaled output.[27] Facing early challenges in a Taiwan semiconductor landscape reliant on foreign technology transfers, Macronix prioritized building in-house R&D capabilities to foster home-grown innovations in memory design and fabrication processes.[1] This included securing initial patents, such as the U.S. flat cell patent in 1992, which improved cell density and efficiency in non-volatile memory arrays.[27] Quality assurance efforts advanced with ISO 9002 certification in 1993 and ISO 9001 in 1995, enhancing reliability and international competitiveness.[24] By the late 1990s, process technology upgrades—from 0.45 µm to 0.4 µm in 1996 and to 0.32 µm in 1998—supported the establishment of basic 8-inch fab operations, transitioning toward higher-volume production while maintaining focus on ROM and EPROM technologies.[27] In 1995, Macronix's shares were listed on the Taiwan Stock Exchange (TWSE ticker 2337) on March 15. In May 1996, its American Depositary Shares began quoting on the NASDAQ National Market.

Expansion and key milestones (2001–present)

In the early 2000s, Macronix marked its entry into the Flash memory market by developing Serial NOR technologies, beginning mass production of 150nm 3V Serial Flash products in June 2005 to address growing demand for embedded storage solutions.[28] Concurrently, the company upgraded its logic process technology from 0.5μm to 0.35μm in 2001, enabling more efficient fabrication of embedded ROM and related devices.[27] These advancements were complemented by the achievement of OHSAS 18001 certification in 2002, affirming Macronix's focus on occupational health and safety standards across its operations.[27] On October 29, 2007, the company delisted from NASDAQ, terminated its ADR program, and filed Form 15F to end SEC reporting obligations, while maintaining its TWSE listing. From 2006 to 2010, Macronix accelerated its Flash innovations, launching the world's first 256Mbit Serial Flash in October 2009, which incorporated a novel 32-bit addressing scheme to extend density while maintaining compatibility with existing SPI interfaces.[29] The company also entered the NAND Flash business during this period, presenting its initial 3D NAND Flash technical paper at the 2006 VLSI Technology Symposium and advancing toward commercial products.[30] By 2010, Macronix acquired and unveiled Fab 5, a 12-inch wafer facility that significantly expanded its production scale, contributing to a milestone of reaching 100,000 wafers per month in overall capacity as part of subsequent fab optimizations.[31][32] Between 2011 and 2015, Macronix introduced BE-SONOS technology, a bandgap-engineered silicon-oxide-nitride-oxide-silicon structure optimized for high-density NAND Flash, with initial testing at 75nm half-pitch in 2007 and formal patent recognition by 2011.[33][34] This period saw robust growth in automotive applications, culminating in cumulative shipments of 100 million AEC-Q100 qualified devices by 2016, underscoring the reliability of Macronix's memory solutions in vehicular systems.[35] The operational ramp-up of the 12-inch Fab 5, acquired in 2010, further supported these expansions by enabling volume production of advanced nodes like 55nm Serial Flash.[31] Since 2016, Macronix has advanced its NAND capabilities with the start of 19nm 3V NAND Flash mass production in February 2019, targeting cost-effective, high-reliability storage for embedded and industrial uses.[28] In 2024, President Chih-Yuan Lu received the George E. Pake Prize from the American Physical Society in recognition of his contributions to semiconductor materials and devices.[36] In 2024, Macronix introduced the world's first 3D NOR Flash memory, showcased at electronica 2024, enabling higher densities and performance for embedded applications.[37] In 2025, the company achieved mass production of 45nm 1.8V Serial Flash in July and began sampling 55nm 1.2V Serial Flash in August, enhancing performance for next-generation applications.[36] In October 2025, President Chih-Yuan Lu received the Future Science Prize from the Future Science Prize Foundation for advancements in semiconductor materials and devices.[36] Sustainability efforts gained prominence with certifications like CG6002 for corporate governance in 2007, alongside ongoing recognitions for environmental management.[28]

Technology and innovation

Core technologies

Macronix's core technologies center on innovative architectures and process advancements that enhance the performance, reliability, and scalability of its non-volatile memory solutions. A pioneering proprietary technology is BE-SONOS™ (Bandgap Engineered SONOS), a charge-trapping device developed in 2010 for 3D NAND flash architectures. This technology employed a simple structure that facilitated vertical stacking of memory cells, enabling scalability beyond 10nm nodes while maintaining high reliability through improved endurance characteristics, such as demonstrated in sub-20nm prototypes with robust program/erase cycling.[38][30][39] In recent years, Macronix has advanced to 3D NOR Flash technology, which uses vertical stacking to achieve higher densities and overcome 2D scaling limitations. As of 2025, this innovation supports capacities up to 32GB in embedded applications, improving performance for code execution in automotive and IoT devices.[40] In terms of advanced process nodes, Macronix utilizes a 19nm process for its NAND flash production, which allows for higher cell densities and cost-effective scaling compared to larger nodes, supporting capacities up to 8GB in single-level cell (SLC) configurations. For low-voltage Serial NOR flash, the company employs 45nm and 55nm processes, which optimize power efficiency by reducing operating voltages to as low as 1.65V while achieving densities up to 2Gb, thereby extending battery life in power-constrained applications. Interface innovations further distinguish Macronix's technologies, particularly the OctaBus interface for NOR flash, which utilizes an 8 I/O configuration to deliver up to 8 times faster data transfer rates than traditional single I/O SPI, reaching read throughputs of 500 MB/s at 250 MHz clock speeds while maintaining backward compatibility with standard Serial NOR protocols. Complementing this, Macronix's Serial NAND flash incorporates SPI compatibility, allowing seamless integration with existing microcontroller interfaces through support for single, dual, and quad I/O modes up to 166 MHz, simplifying design without requiring specialized controllers.[41][42][43] To ensure reliability, especially in demanding environments, Macronix integrates error correction codes (ECC) and wear-leveling algorithms into its automotive-grade memory solutions. These features mitigate bit errors through on-chip ECC capable of correcting multiple bits per sector and distribute program/erase cycles evenly across blocks to prevent premature wear, meeting AEC-Q100 Grade 1 standards for operation from -40°C to +125°C and supporting extended lifetimes in embedded systems.[44][45]

Research, patents, and awards

Macronix maintains a substantial research and development (R&D) operation, employing over 1,700 R&D and technical personnel as of 2024, representing a significant portion of its total workforce of approximately 3,800 employees as of end 2024. The company invests heavily in innovation, allocating around 20-26% of its annual revenue to R&D in recent years, with expenditures reaching NT$6.73 billion in 2024 alone. These efforts are supported by advanced facilities in Taiwan's Hsinchu Science Park, including design centers such as Mxtran Inc. for integrated circuit development, alongside fabrication plants like FAB 5 for 12-inch wafer processing and dedicated testing buildings.[46][47][48] The company's intellectual property portfolio underscores its focus on non-volatile memory (NVM) advancements, with over 9,500 patents approved globally by the end of 2024, spanning NVM design, fabrication processes, and reliability enhancements. Key examples include patents on Serial Flash interfaces, such as those enabling ultra-low-power operations in NOR Flash devices, and 3D stacking methods, exemplified by innovations in 3D NOR array architectures (US8630114B2) and early 3D NAND cell technologies that enable vertical scaling for higher density. Macronix filed 309 new patent applications in 2024, with more than 1,300 pending worldwide, primarily in regions like the United States (over 3,500 patents), Taiwan (over 3,300), and China (over 2,300).[46][38][49] Macronix contributes actively to the academic and technical community through publications on memory scaling and low-power technologies, with papers presented at prestigious conferences including the International Electron Devices Meeting (IEDM), International Solid-State Circuits Conference (ISSCC), VLSI Symposia, and International Memory Workshop (IMW). These works highlight advancements in NVM efficiency and integration, drawing from the company's ongoing R&D in embedded and standalone memory solutions.[5][50] Macronix and its leadership have received notable recognitions for innovation and governance. In 2025, President Chih-Yuan Lu was awarded the Future Science Prize in Mathematics and Computer Science for innovations and leadership in advancing non-volatile semiconductor memory technologies, including high-density 4-bit-per-cell NVM, BE-SONOS devices, 3D Single-Gate Vertical Channel NVM related to 3D NAND flash, 3D NOR Flash, cell density improvements, device integration, data resiliency, and high-resiliency memory, with applications in AI, mobile, cloud, and edge computing.[51] Lu also received the 2024 George E. Pake Prize from the American Physical Society for outstanding contributions to physics in information science. On the corporate level, Macronix ranked in the top 10% of companies in the Taiwan Stock Exchange's 2021 Corporate Governance Evaluation, reflecting strong practices in transparency and sustainability. Additional honors include multiple EE Awards Asia for best memory products, such as the 2024 award for the ArmorBoot MX76 solution.[52][53][54]

Leadership and governance

Executive team

Miin Wu founded Macronix International Co., Ltd. in 1989 and has served as its Chairman since March 2005, while also acting as CEO to oversee the company's overall strategy and operations. With over 30 years in the semiconductor industry, including senior roles at VLSI Technology Inc., Intel Corp., Rockwell International, and Siliconix Inc., Wu holds an M.S. in Material Science & Engineering from Stanford University and has driven Macronix's growth into a leading integrated device manufacturer (IDM) focused on non-volatile memory.[4] Chih-Yuan Lu has been President of Macronix since July 2007, leading its technical direction with a Ph.D. in Physics from Columbia University and more than 30 years of experience in semiconductors, including prior positions as President of Vanguard International Semiconductor Corp. and Deputy General Director at ERSO/ITRI. Lu joined Macronix in 1999 as Senior Executive Advisor and CTO, contributing to advancements in non-volatile memory technologies, including innovations in high-density 4-bit-per-cell NVM, BE-SONOS devices, 3D Single-Gate Vertical Channel NVM related to 3D NAND, 3D NOR Flash, and high-resiliency memory with applications in AI, mobile, cloud, and edge computing.[51] He is a recipient of multiple awards for memory innovations, such as the 2012 IEEE Frederik Philips Award, the 2024 George E. Pake Prize from the American Physical Society, and the 2025 Future Science Prize in Mathematics and Computer Science for innovations and leadership in advancing non-volatile semiconductor memory technologies, including cell density, device integration, and data resiliency.[55][51] Dang-Hsing Yiu serves as Senior Vice President and Chief Marketing Officer, managing marketing, sales, and business development strategies. Holding an M.S. in Electrical Engineering from the University of California, Berkeley, Yiu has been with Macronix since 1990 in various leadership roles, including Vice President and Chief Operating Officer, and previously worked at VLSI Technology Inc. while holding over 100 patents in memory IC design and operations.[56] Wen-Sen Pan is Vice President of the Microelectronics and Memory Solution Group, responsible for operations including wafer fabrication and backend IC production management. With a Ph.D. in Electrical Engineering from Rensselaer Polytechnic Institute, Pan joined Macronix in 1996 to help establish its 8-inch fab and has advanced through roles from Department Manager to Executive Director.[57] The executive team's long-term stability, particularly under Wu and Lu's leadership since the company's founding and early expansion, has been instrumental in transforming Macronix from a startup into a prominent IDM leader in NOR Flash and other memory solutions.

Corporate governance

Macronix International Co., Ltd. operates under a robust corporate governance framework designed to promote transparency, accountability, and ethical decision-making. The Board of Directors, the highest governance body, comprises 14 members, including 5 independent directors (35.71%), as elected at the May 23, 2025, shareholders' meeting for a term from May 23, 2025, to May 22, 2028. New independent directors elected in 2025 include Huey-Jen Su and Hsuan-Lien Chu, alongside incumbents Tyzz-Jiun Duh, Chiang Kao, and Chien-Kuo Yang. Chaired by Miin Wu since 2005, directors complete governance training, with all completing at least 6 hours in 2024 through programs offered by the Taiwan Institute of Directors.[46][58][59] To support specialized functions, the board has established key standing committees, including the Audit Committee, Compensation Committee, and Nomination Committee. The Audit Committee, consisting of 4 independent directors (Tyzz-Jiun Duh, Chiang Kao, Yan-Kuin Su, and John C.F. Chen), convenes at least quarterly—holding 6 meetings in 2024 with full attendance—to evaluate financial statements, internal controls, and compliance with legal requirements. The Compensation Committee, formed in 2005 and comprising 3 independent directors (effective May 23, 2025: Tyzz-Jiun Duh, Chiang Kao, and Huey-Jen Su), meets at least twice annually (3 meetings in 2024) to review executive compensation policies aligned with performance and risk. The Nomination Committee, established on January 22, 2019, and also with 3 independent directors under an independent chair, held 3 meetings in 2024 to assess director qualifications and succession planning. Additionally, a Sustainable Development Committee, created in February 2022, integrates ESG considerations into board deliberations.[60][46] Macronix demonstrates strong compliance with regulatory and international standards to uphold operational integrity. As a listed company on the Taiwan Stock Exchange (TSE: 2337), it adheres to all applicable TSE listing rules, including timely disclosure of material information via the Market Observation Post System. The company holds ISO 9001 certification for quality management systems and has maintained ISO 14001 for environmental management since 1997 across its fabrication facilities, testing buildings, and management centers. Occupational health and safety compliance is evidenced by OHSAS 18001 certification (transitioned to ISO 45001), earning an Award of Excellence in 2024, alongside other standards like IECQ QC 080000 and ISO 27001:2022 for information security.[46][61] Sustainability forms a core pillar of Macronix's governance, with dedicated ESG reporting initiated in 2021 in alignment with Global Reporting Initiative (GRI) standards. The company enforces ethical supply chains by adhering to the Responsible Business Alliance (RBA) Code of Conduct, conducting due diligence on suppliers, and prohibiting the use of conflict minerals such as tantalum, tin, tungsten, and gold, validated through independent smelters and refiners. Employee welfare is safeguarded via SA8000 certification for social accountability, emphasizing fair labor practices and human rights. In its fabrication facilities, environmental initiatives include a commitment to net-zero emissions by 2050, expanded renewable energy procurement, and NT$273,719,000 invested in environmental protection in 2024, resulting in 367,365.479 metric tons of CO2e greenhouse gas emissions (Scopes 1 and 2) and recognition for Green Procurement Excellence.[62][5][46] The shareholder structure reflects broad institutional participation, supporting stable governance. As a publicly traded entity on TSE: 2337, Macronix emphasizes transparent financial reporting through quarterly results, annual reports, and disclosures on its investor relations platform and the TSE's systems. Major institutional investors include Fuh Hwa Securities Investment Trust Co., Ltd. (6.45% ownership, or 119,617,000 shares as of December 2024) and Cathay Life Insurance Co., Ltd. (1.83% as of June 30, 2024), alongside entities like MegaChips Corporation via its subsidiary Shun Yin Investment Ltd. This structure facilitates shareholder engagement, including annual meetings and dividend policies, while prioritizing long-term value creation.[46][63]

References

  1. Company Overview - Macronix
  2. About Macronix International Co Ltd (2337) - Investing.com
  3. Macronix International Co Ltd Overview - GlobalData
  4. Miin Wu | Management Team - Macronix
  5. [PDF] 2023 Sustainability Report - Macronix
  6. Macronix Has Been Committed to Developing Proprietary Non ...
  7. Contact Us - Macronix
  8. NOR Flash | Nonvolatile Memory Solutions - Macronix
  9. Serial NOR Flash | Nonvolatile Memory Solutions - Macronix
  10. Macronix - Serial NOR Flash | Nonvolatile Memory Solutions
  11. Parallel NOR Flash | Nonvolatile Memory Solutions - Macronix
  12. Macronix - Parallel NOR Flash | Nonvolatile Memory Solutions
  13. OctaBus Memory | Nonvolatile Memory Solutions - Macronix
  14. https://www.macronix.com/en-us/products/Pages/ArmorFlash.aspx
  15. https://www.macronix.com/en-us/about/news/Pages/ArmorBoot-2025.aspx
  16. [PDF] Program/Erase Cycling Endurance and Data Retention in NOR ...
  17. NAND Flash | Nonvolatile Memory Solutions - Macronix
  18. SLC NAND Flash | Nonvolatile Memory Solutions - Macronix
  19. Serial NAND Flash | Nonvolatile Memory Solutions - Macronix
  20. e.MMC Memory - Macronix
  21. Known Good Die | Nonvolatile Memory Solutions - Macronix
  22. LybraFlash™ | Nonvolatile Memory Solutions - Macronix
  23. Macronix - ROM | Nonvolatile Memory Solutions
  24. MACRONIX INTERNATIONAL CO.,LTD - SEC.gov
  25. [PDF] 1993_Macronix_Memory_Data_...
  26. [PDF] 2018 Annual Report - Macronix
  27. Milestone | Foundry Service - Macronix
  28. [PDF] Year 2023 Annual Report - Macronix
  29. Macronix Introduces World's First 256Mbit Serial Flash Breakthrough ...
  30. Macronix Develops New 3D NAND Flash Technology - PR Newswire
  31. Macronix Buys ProMos' Hsinchu 12-inch Fab
  32. Macronix Plans Low-Cost 3D NAND - EE Times
  33. Macronix to test self-developed BE-SONOS technology on 75nm in ...
  34. Macronix honored with 2011 National Invention and Creation Award
  35. Macronix Reaches 100 Million Unit Milestone of Automotive Device ...
  36. Macronix - Milestone
  37. https://www.eetimes.com/breaking-through-capacity-bottlenecks-macronix-leads-the-world-with-innovative-3d-nor-flash-technology/
  38. Macronix Develops New 3D NAND Flash Technology
  39. Scaling evaluation of BE-SONOS NAND flash beyond 20 nm ...
  40. https://blocksandfiles.com/2024/07/29/we-have-3d-nand-macronix-3d-nor-is-coming/
  41. OctaBus Memory | Nonvolatile Memory Solutions - Macronix
  42. Macronix OctaFlash Provides High-Performance Memory for New ...
  43. Serial NAND Flash | Nonvolatile Memory Solutions - Macronix
  44. Improving Performance, Reducing Cost Through Host-Based ECC
  45. Macronix Launches AEC-Q100 Full Compliant NAND Flash Memory
  46. [PDF] Year 2024 Annual Report - Macronix
  47. [PDF] Year 2023 Annual Report - Macronix
  48. https://www.mxic.com.tw/en-us/about/ESG/Documents/2024_Macronix_Sustainability_Report.pdf
  49. US8630114B2 - Memory architecture of 3D NOR array
  50. [PDF] 2015 Macronix International Co., Ltd. Corporate Social ...
  51. Future Science Prize - Laureates
  52. https://www.aps.org/funding-recognition/prize/george-pake
  53. https://www.sfi.org.tw/files/986/2021_CGE_Result.pdf
  54. https://www.eetasia.com/macronix-launches-secure-boot-nor-flash-memory/
  55. Dr. Chih-Yuan Lu | Management Team - Macronix
  56. Dang-Hsing Yiu | Management Team - Macronix
  57. Wen-Sen Pan | Management Team - Macronix
  58. https://www.mxic.com.tw/en-us/about/corporate-governance/Pages/board-of-directors.aspx
  59. https://www.mxic.com.tw/en-us/about/investor-relations/shareholder-services/Documents/sholder_agenda_2025_en.pdf
  60. Committees - Corporate Governance - Macronix
  61. Management System Certificates - Macronix
  62. Sustainability - Macronix
  63. Who Owns Macronix? 2337 Shareholders - Investing.com
User Avatar
No comments yet.