DESCRIPTION

The Xicor X20C04 is a 512 x 8 NOVRAM featuring a static RAM overlaid bit-for-bit with a nonvolatile electrically erasable PROM (E2PROM). The X20C04 is fabricated with advanced CMOS floating gate technology to achieve low power and wide power-supply margin. The X20C04 features the JEDEC approved pinout for byte wide memories, compatible with industry standard RAMs, ROMs, EPROMs, and E2PROMs.

FEATURES

? High Reliability

—Endurance: 1,000,000 Nonvolatile Store

Operations

—Retention: 100 Years Minimum

? Power-on Recall

—E2PROM Data Automatically Recalled Into

SRAM Upon Power-up

? Lock Out Inadvertent Store Operations

? Low Power CMOS

—Standby: 250μA

? Infinite E2PROM Array Recall, and RAM Read

and Write Cycles

? Compatible with X2004