DESCRIPTION

The CAT24WC32/64 is a 32K/64K-bit Serial CMOS E2PROM internally organized as 4096/8192 words of 8 bits each. Catalyst’s advanced CMOS technology substantially reduces device power requirements. The CAT24WC32/64 features a 32-byte page write buffer. The device operates via the I2C bus serial interface and is available in 8-pin DIP or 8-pin SOIC packages.

FEATURES

■ 400 KHz I2C bus compatible*

■ 1.8 to 5.5 volt read and write operation

■ Cascadable for up to eight devices

■ 32/64-Byte page write buffer

■ Self-timed write cycle with auto-clear

■ 8-pin DIP or 8-pin SOIC

■ Schmitt trigger inputs for noise protection

■ Commercial, industrial, automotive and extended automotive temperature ranges

■ Write protection

– Entire array protected when WP at VIH

■ 1,000,000 Program/erase cycles

■ 100 year data retention