The HN58C256AP-10 is a 262,144-bit (256K) Electrically Erasable Programmable Read-Only Memory (EEPROM) organized as 32,768 words by 8 bits, manufactured by Hitachi. This EEPROM allows individual bytes to be erased and reprogrammed electrically, offering flexibility in data storage applications.

Applications:

• Data Storage: For storing configuration data, calibration data, and user preferences in various electronic devices.
• Embedded Systems: Retaining settings and parameters in embedded systems like industrial control equipment and medical devices.
• Smart Cards: Storing user data and application code in smart card applications.
• Consumer Electronics: Storing settings in devices like TVs, radios, and other consumer electronics.
• Automotive Electronics: Storing configuration data and calibration parameters in automotive systems.

Features:

• 256Kbit Capacity: Offers 262,144 bits of non-volatile storage.
• Organized as 32,768 x 8: Organized in a way to store 32,768 bytes.
• Electrically Erasable: Enables byte-by-byte erase and reprogramming without the need for UV light.
• Fast Access Time: Features a 100ns access time for rapid data retrieval.
• Low Power Consumption: Designed for low power operation, suitable for battery-powered devices.
• TTL Compatible: Interfaces easily with TTL logic.
• Single 5V Supply: Operates from a single 5V power supply.

Benefits:

• Flexible Data Storage: Allows for frequent and easy updates to stored data.
• Non-Volatile: Data retention without power ensures data integrity.
• Low Power: Suitable for battery-operated and low-power applications.
• Easy Integration: TTL compatibility simplifies the integration process into digital circuits.
• Reliable Operation: Provides reliable non-volatile data storage.

Additional Details:

The HN58C256AP-10 typically comes in a DIP or SOP package. It requires specific control signals for read, write, and erase operations. The endurance of the EEPROM, measured in erase/write cycles, is a critical parameter to consider in applications involving frequent data updates. Proper power supply decoupling is recommended to minimize noise and ensure reliable operation. This EEPROM is suitable for applications requiring non-volatile data storage with the ability to update data electrically.