The HN58C256AT85E is a 256K-bit CMOS Electrically Erasable and Programmable Read-Only Memory (EEPROM) manufactured by Renesas Electronics America. This memory device is designed for applications requiring non-volatile storage, where data retention is critical even when power is removed. It offers a combination of fast access times, low power consumption, and reliable data storage, making it suitable for a variety of embedded systems and portable devices.

Applications:

• Storing configuration data in industrial control systems.
• Firmware storage in embedded microcontrollers.
• Data logging in portable devices.
• Parameter storage in automotive electronics.
• Storing calibration data in test and measurement equipment.

Features:

• 256K-bit Capacity: Provides ample storage for various data requirements.
• CMOS Technology: Offers low power consumption for energy-sensitive applications.
• Electrically Erasable and Programmable: Allows for easy data updates and reprogramming.
• Fast Access Time: 85ns access time for quick data retrieval.
• Single 5V Power Supply: Simplifies system power requirements.
• Byte-Wide Organization: Facilitates easy data handling and manipulation.
• High Endurance: Capable of withstanding a large number of write cycles.

Benefits:

• Non-Volatile Data Storage: Retains data even when power is removed.
• Low Power Consumption: Extends battery life in portable devices.
• Easy Data Updates: Allows for quick and convenient data modifications.
• Reliable Data Retention: Ensures data integrity over long periods.
• Fast Access Times: Enables quick retrieval of stored data.

Additional Details:

The HN58C256AT85E is organized as 32,768 words x 8 bits. It operates from a single 5V power supply and is available in a standard DIP (Dual In-line Package). The device features a high endurance rating, allowing for a significant number of write/erase cycles, ensuring long-term reliability. Its fast access time ensures quick data retrieval, making it suitable for applications where speed is critical. The EEPROM's byte-wide organization simplifies data handling and manipulation, making it easy to integrate into various systems. The device's low power consumption is particularly beneficial in battery-powered applications, extending battery life and reducing overall system power requirements. The HN58C256AT85E is a reliable and versatile memory solution for a wide range of embedded systems and portable devices.