DESCRIPTION

The XM20C64 is a high speed nonvolatile RAM Module. It is comprised of four Xicor X20C16 high speed NOVRAMs, a high speed decoder and decoupling capacitors mounted on a co-fired multilayered Ceramic substrate. The XM20C64 is configured 8K x 8 and is fully decoded. The module is a 28-lead DIP conforming to the industry standard pinout for SRAMs.

FEATURES

• High Speed: tAA = 55ns

• NO Batteries!!

• Low Power CMOS

• AUTOSTORE™ NOVRAM

—Automatically Stores RAM data to E2PROM upon Power-fail Detection

• Open Drain AUTOSTORE Output Pin

—Provides Interrupt or Status Information

—Linkable to System Reset Circuitry

• Auto Recall

—Automatically Recalls E2PROM Data During Power-on

• Fully Decoded Module

• Full Military Temperature Range

— –55°C to +125°C

• High Reliability

—Endurance: 1,000,000 Nonvolatile Store Cycles

—Data Retention: 100 Years

• ESD Protection

—≥2KV All Pins

• Also Available in 66 Pin PUMA Package