DEVICE DESCRIPTION

The CAT24C03/CAT24C05 is a 2-kb/4-kb CMOS Serial EEPROM device organized internally as 16/32 pages of 16 bytes each, for a total of 256x8/512x8 bits. These devices support both Standard (100kHz) as well as Fast (400kHz) I2C protocol.

FEATURES

■ Supports Standard and Fast I2C Protocol

■ 1.8 V to 5.5 V Supply Voltage Range

■ 16-Byte Page Write Buffer

■ Hardware Write Protection for upper half of

memory

■ Schmitt Triggers and Noise Suppression Filters

on I

2

C Bus Inputs (SCL and SDA).

■ Low power CMOS technology

■ 1,000,000 program/erase cycles

■ 100 year data retention

■ Industrial temperature range

■ RoHS-compliant 8-lead PDIP, SOIC, and TSSOP,8-pad TDFN and 5-lead TSOT-23 packages.