DESCRIPTION
The CAT25010/20/40 is a 1K/2K/4K Bit SPI Serial CMOS EEPROM internally organized as 128x8/256x8/512x8 bits. Catalyst’s advanced CMOS Technology substantially reduces device power requirements. The CAT25010/20/40 features a 16-byte page write buffer.

FEATURES
■ 10 MHz SPI compatible
■ 1.8 to 6.0 volt operation
■ Hardware and software protection
■ Low power CMOS technology
■ SPI modes (0,0 & 1,1)*
■ Commercial, industrial, automotive and extended
   temperature ranges
■ 1,000,000 program/erase cycles
■ 100 year data retention
■ Self-timed write cycle
■ 8-Pin DIP/SOIC, 8-Pin TSSOP and 8-Pin MSOP
■ 16-byte page write buffer
■ Block write protection
   – Protect 1/4, 1/2 or all of EEPROM array