Microchip 128 kB Serial EEPROM 50 ns, 8-Pin TSSOP Serial-SPI 25AA128-I/ST

Microchip 25AA128-I/ST is a high-performance serial EEPROM with 128 kB memory capacity and 50 ns maximum random access time. Packaged in an 8-pin TSSOP surface-mount device, it facilitates efficient integration into modern electronic applications.

This EEPROM features a Serial-SPI interface compatible with a maximum clock frequency of 10 MHz, ensuring fast data transfer and system responsiveness. Operable over a supply voltage range from 1.8 V to 5.5 V, it provides flexibility across various power systems.

Compact physical dimensions (length 3.1 mm, width 6.35 mm, height 1.2 mm) enable use in space-constrained environments. The device’s data retention capability of 200 years guarantees durable storage of critical information over extended periods.

Designed to meet the automotive standard AEC-Q100, the EEPROM is suitable for rugged applications requiring reliability under harsh temperature conditions from -40°C to 85°C. It consumes a modest supply current of 5 mA, supporting energy-efficient system designs.

Operates via Serial-SPI interface for seamless communication. Maximum clock frequency of 10 MHz supports high-speed operation. Wide supply voltage range from 1.8V to 5.5V enhances versatility. Dimensions optimized for compact PCB layouts.

Long data retention ensuring sustained data integrity. Automotive grade AEC-Q100 certified for quality assurance. Broad operating temperature range for diverse environments. Low supply current for power-sensitive applications.

Memory organization of 16k x 8 bit provides structured data access. Minimum random access time of 50 ns enables quick memory reads.

This serial EEPROM is ideal for industrial, automotive, telecommunications, and consumer electronics manufacturing where reliable non-volatile memory storage is critical. Its robust standards compliance and compact package support a wide array of use cases.

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