Write protect function during the low power supply voltage

The S-25C320A/640A is a SPI serial E2PROM which operates at high speed, with low current consumption and the wide range operation. The S-25C320A/640A has the capacity of 32 K-bit and 64 K-bit, and the organization is 4096 words × 8-bit, 8192 words × 8-bit. Page write and sequential read are availa

SPI SERIAL E2PROM

文件：588.09 Kbytes Page：39 Pages

OPERATION SPI SERIAL E2PROM FOR AUTOMOTIVE

文件：1.69858 Mbytes Page：31 Pages

CMOS SPI 串行EEPROM S-25C640A (64K位)

车载用 工作温度105℃ SPI 串行EEPROM S-25C320A/640A H系列(32K/64K位)

OPERATION SPI SERIAL E2PROM FOR AUTOMOTIVE

文件：1.69858 Mbytes Page：31 Pages

封装/外壳：8-WSSOP，8-MSOP（0.110"，2.80mm 宽） 包装：管件 描述：IC EEPROM 64KBIT SPI 5MHZ 8TMSOP 集成电路（IC） 存储器

封装/外壳：8-TSSOP（0.173"，4.40mm 宽） 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC EEPROM 64KBIT SPI 5MHZ 8TSSOP 集成电路（IC） 存储器

105°C OPERATION SPI SERIAL E2PROM FOR AUTOMOTIVE

文件：484.17 Kbytes Page：34 Pages

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