Macronix Introduces Secure-Boot NOR Flash Memory
August 20, 2025
News

Macronix International Co., Ltd. announced ArmorBoot MX76, a robust NOR flash memory combining in a single device, designed to support performance and security features that deliver ideal boot times and data protection.
The newest member of Macronix's ArmorFlash family, ArmorBoot MX76 is a high-performance, highly secure flash memory designed for artificial intelligence (AI), Internet of Things (IoT), automotive electronics and other demanding applications that require ultra-fast boot times, integrated authentication protection, data integrity verification, secure flash updates, a Serial Peripheral Interface (SPI), power options of 3V or 1.8V, and capacities up to 1 Gb.
ArmorBoot MX76's unique architecture combines performance and security functions in a single device; no additional chips are needed to ensure the required levels of data protection. During a system's critical startup or update phase, the memory's performance and security features are designed to kick in automatically and seamlessly. In addition to being a single-device solution for fast booting and robust security, ArmorBoot MX76's SPI interface supports smooth integration into new or existing systems.
ArmorBoot's Key Features
- Support for the secure boot process without exposing code on the data bus
- Device authentication
- Unmatched array of security features that ensure data protection
- SPI interface for seamless design integration
- Ideal flash solution for AI, IoT, automotive, healthcare, communications, and industrial systems
- 3V or 1.8V for optimal power efficiency
- Capacities up to 1Gb – suitable for targeted applications
Macronix's ArmorFlash family, of which ArmorBoot MX76 is the latest addition, features a broad array of NOR flash memories developed for a wide range of applications demanding data security. It features security schemes such as Physical Unclonable Function, or PUF, and a unique ID, with authenticated and encrypted links for NOR, NAND, or e.MMC™ flash. ArmorFlash has achieved several safety and security certifications, including those from standards bodies focused on automotive electronics and cybersecurity.
ArmorBoot MX76 is sampling now, with production scheduled for later in 2025.
For more information and specifications on ArmorFlash and ArmorBoot, go to https://www.macronix.com/en-us/products/Pages/ArmorFlash.aspx.