64K SPI Bus Serial EEPROM

DESCRIPTION The Microchip Technology Inc. 25AA640/25LC640/25C640 (25xx640*) is a 64K bit serial Electrically Erasable PROM. The memory is accessed via a simple Serial Peripheral Interface (SPI) compatible serial bus. The bus signals required are a clock input (SCK) plus separate data in (SI) and

64K-Bit SPI??Interface Serial CMOS EEPROM

General Description The FM25C640U is a 64K bit serial interface CMOS EEPROM (Electrically Erasable Programmable Read-Only Memory). This device fully conforms to the SPI 4-wire protocol which uses Chip Select (/CS), Clock (SCK), Data-in (SI) and Data-out (SO) pins to synchronously control data tra

64K-Bit SPI??Interface Serial CMOS EEPROM

General Description The FM25C640U is a 64K bit serial interface CMOS EEPROM (Electrically Erasable Programmable Read-Only Memory). This device fully conforms to the SPI 4-wire protocol which uses Chip Select (/CS), Clock (SCK), Data-in (SI) and Data-out (SO) pins to synchronously control data tra

64K-Bit SPI??Interface Serial CMOS EEPROM

General Description The FM25C640U is a 64K bit serial interface CMOS EEPROM (Electrically Erasable Programmable Read-Only Memory). This device fully conforms to the SPI 4-wire protocol which uses Chip Select (/CS), Clock (SCK), Data-in (SI) and Data-out (SO) pins to synchronously control data tra

64K-Bit Serial CMOS EEPROM (Serial Peripheral Interface (SPI) Synchronous Bus)

General Description The NM25C640 is a 65,536-bit CMOS EEPROM with an SPI compatible serial interface. The NM25C640 is designed for data storage in applications requiring both non-volatile memory and insystem data updates. This EEPROM is well suited for applications using the 68HC11 series of micr