Microchip 64 kB Serial EEPROM 50 ns 8-Pin SOIC Serial-SPI 25AA640A-I/SN

The Microchip 25AA640A-I/SN is a high-performance 64 kB Serial EEPROM designed for applications requiring efficient non-volatile memory storage in a compact 8-pin SOIC surface mount package. Operating with a Serial-SPI interface, it facilitates easy communication with microcontrollers and other digital devices.

This EEPROM supports a maximum clock frequency of 10 MHz and offers a rapid maximum random access time of 50 ns, making it suitable for high-speed applications. It operates across a wide voltage range from 1.8 V to 5.5 V and is rated for reliable operation within temperature extremes from -40°C to 85°C, enabling use in automotive and industrial environments.

The device features a data retention capability of up to 200 years, ensuring data integrity over long periods. It also meets the stringent automotive standard AEC-Q100, indicating suitability for automotive-grade applications.

The Microchip 25AA640A-I/SN's small footprint with dimensions of 4.9 mm in length and 6 mm in width allows for space-saving circuit board designs. 64 kB memory size with 8K x 8 bit organization. Serial-SPI interface enabling efficient communication.

Maximum clock frequency of 10 MHz for high-speed operations. Wide operating voltage from 1.8 V to 5.5 V. Operating temperature range from -40°C to 85°C. Low supply current of 5 mA conserves power. Long data retention of 200 years supports durable data storage.

Compliance with AEC-Q100 automotive standard. Compact 8-pin SOIC surface mount package.

This serial EEPROM is used in diverse industrial, automotive, electronic, and manufacturing applications where reliable non-volatile memory is critical. EnvMart offers this Microchip EEPROM as part of its Electronics & Electricals Semiconductor EEPROM category for professional industrial use.