25C040 - 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 (
25C040 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
