25LC040 Datasheet (MicrochipTechnology) - 4K SPI Bus Serial EEPROM

25LC040, 4K SPI Bus Serial EEPROM

The Microchip Technology Inc.

25AA040/25LC040/ 25C040 (25XX040 *) is a 4 Kbit 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 data out (

25LC040 Features

* Low-power CMOS technology: - Write current: 3 mA, typical - Read current: 500 μA, typical - Standby current: 500 nA, typical

* 512 x 8-bit organization

* 16 byte page

* Write cycle time: 5 ms max.

* Self-timed Erase and Write cycles

* Block