EEPROM

24LC256 - 32kx8 Microchip Serial EEPROM

Photograph

Features Cascadable for up to 8 devices Low Power CMOS Technology 64-byte page-write mode available 2-wire Serial Interface bus, I2C Compatible Self-timed ERASE/WRITE cycle Output Slope Control to eliminate ground bounce 5ms Typical Write Cycle Time for Page Write Hardware write protect for entire memory Can be operated as serial ROM ESD protection > 4,000 V 1,000,000 erase/write cycles Data retention > 200 years

Pin Description Pin Number Description 1 A0 - User Configurable Chip Select 2 A1 - User Configurable Chip Select 3 A2 - User Configurable Chip Select 4 Vss - Ground 5 SDA - Serial Data 6 SCL - Serial Clock 7 WP - Write Protect Input 8 Vcc - Positive Power Supply

Pin Layout Dimensional Drawing

Technical Data Data Sheet Microchip - Data Sheet for 24LC256 Application Notes