The Hitachi HN58C256AT-10 is a high-speed, 262,144-bit (256K) Electrically Erasable and Programmable Read-Only Memory (EEPROM), organized as 32,768 words by 8 bits. This memory is designed for applications requiring non-volatile storage, where data must be retained even when power is removed, and where in-system electrical erasure and reprogramming are needed. Fabricated using advanced CMOS technology, the HN58C256AT-10 offers low power consumption, high speed, and robust reliability.

Applications

• Embedded Systems: Used for storing firmware, configuration settings, and calibration data in various embedded control systems.
• Telecommunications Equipment: Found in devices such as routers, switches, and modems for storing boot code and network configurations.
• Industrial Control Systems: Implemented in programmable logic controllers (PLCs), human-machine interfaces (HMIs), and other industrial devices for storing program code and critical data.
• Automotive Electronics: Utilized in engine control units (ECUs), anti-lock braking systems (ABS), and other vehicle systems for storing calibration maps and diagnostic information.
• Consumer Electronics: Applied in set-top boxes, DVD players, and other consumer devices for storing user preferences and system settings.

Features

• High-Speed Access: Offers a fast access time of 100 ns (nanoseconds), enabling quick data retrieval and processing.
• Electrically Erasable and Programmable: Allows in-system electrical erasure and programming, simplifying firmware updates and configuration changes without removing the device from the circuit.
• Low Power Consumption: Operates with low power consumption, making it suitable for battery-powered and energy-efficient applications.
• CMOS Technology: Manufactured using advanced CMOS technology, providing high performance, low power consumption, and excellent reliability.
• 262,144-Bit Capacity: Provides a storage capacity of 262,144 bits, organized as 32,768 words by 8 bits.
• Single 5V Power Supply: Operates on a single 5V power supply, simplifying system integration and design.

Benefits

• Fast Data Access: The high-speed access time ensures rapid data retrieval, enhancing system performance and responsiveness.
• Simplified Updates: In-system electrical erasure and programming capabilities simplify firmware updates and configuration changes, reducing downtime and maintenance costs.
• Extended Battery Life: Low power consumption extends battery life in portable and battery-backed applications.
• High Reliability: CMOS technology ensures high reliability and data retention, minimizing data loss and system failures.
• Easy Integration: Single 5V power supply simplifies system integration and reduces component count.

Technical Specifications: The HN58C256AT-10 operates with a single 5V power supply. Its operating current is relatively low due to the CMOS technology. It is typically packaged in a 28-pin DIP or surface-mount package. The device is designed for high endurance, capable of supporting a significant number of erase/program cycles. Data retention is guaranteed for a minimum of 10 years.