Microchip Technology AT28C256E-20UM/883

The AT28C256E-20UM/883 is a high-performance, 256K (32K x 8) parallel EEPROM from Microchip Technology, designed to deliver reliability and durability for a wide range of applications. This EEPROM operates at a speed of 200ns (20MHz), providing a fast data access rate that is suitable for high-speed microprocessors and could be used effectively in military or aerospace applications due to its extended temperature range and reliability standards.

With its CMOS EEPROM technology, the device offers a robust storage solution that does not require a battery to retain data, ensuring data persistence without the need for regular maintenance. This EEPROM allows for 100,000 write cycles, with a data retention of 10 years, making it a reliable choice for long-term data storage needs.

The AT28C256E-20UM/883 features parallel interfaces for easy and direct connections to microcontrollers and can be read or written to with no delay in write time. It supports a wide operating voltage range from 4.5V to 5.5V, providing flexibility in various system designs and ensuring compatibility with 5V systems.

The device comes in a 32-lead Ceramic Dual Inline Package (CERDIP) that offers enhanced durability and protection in harsh environments. Its military-grade quality assures performance under extreme conditions, making it suitable for mission-critical applications where reliability cannot be compromised.

Key features of the AT28C256E-20UM/883 include its low-power consumption, which is vital for power-sensitive applications, and the ability to be programmed in standard EPROM programmers, ensuring ease of use and integration into existing systems. The product also meets the rigorous standards of MIL-STD-883, certifying its suitability for military and defense applications.

Overall, the Microchip Technology AT28C256E-20UM/883 EEPROM is an excellent choice for designers looking for a reliable, high-speed non-volatile memory solution that can withstand demanding environments and provide stable performance over a long period.