25AA640 Overview
Description
The Microchip Technology Inc. 25AA640/25LC640 (25XX640*) is a 64K bit Serial Electrically Erasable PROM [EEPROM].
Key Features
- Low-power CMOS technology
- Write current: 3 mA typical
- Read current: 500 µA typical
- Standby current: 500 nA typical
- 8192 x 8 bit organization
- 32 byte page
- Write cycle time: 5 ms max
- Self-timed ERASE and WRITE cycles
- Block write protection
- Protect none, 1/4, 1/2 or all of array
