Microchip Technology AT28C256-25DM/883

The AT28C256-25DM/883 is a high-performance 256K (32K x 8) Parallel EEPROM, designed and manufactured by Microchip Technology, a leading provider in the field of smart, connected, and secure embedded control solutions. This product is specifically engineered for military applications, as indicated by the "-883" suffix, which denotes its compliance with the stringent military specifications for electronic components.

This EEPROM device provides a durable and reliable solution for data storage that does not require a battery to maintain the information stored within. With a data retention period that is typically rated for decades, the AT28C256-25DM/883 is an ideal choice for applications where long-term data integrity is paramount.

The AT28C256-25DM/883 operates at a standard 5V power supply, and its access time of 250 nanoseconds ensures swift data retrieval, making it suitable for high-speed applications that require quick access to non-volatile memory. Its parallel interface facilitates easy integration into a wide range of systems, with the ability to interface directly with most microprocessors.

Key features of the AT28C256-25DM/883 include:

• 256K (32,768 x 8-bit) EEPROM
• Fast read access time of 250ns
• Low power consumption
• High reliability with a data retention of at least 10 years
• Input/output directly TTL compatible
• Fully static operation: no clock or refreshing required
• Military-grade temperature range (-55°C to +125°C)
• JEDEC-approved byte-wide pinout

The device's endurance is also noteworthy, with the ability to withstand at least 100,000 write/erase cycles, ensuring that it can be used extensively without degradation of performance. Additionally, the AT28C256-25DM/883 is packaged in a 32-lead, hermetically sealed, ceramic dual in-line package (CERDIP), which provides additional protection against environmental conditions, further enhancing its reliability in harsh environments.

Overall, the Microchip Technology AT28C256-25DM/883 Parallel EEPROM is an exceptional choice for military and aerospace applications requiring a robust, high-speed, and reliable non-volatile memory solution.