IDT71256S55TDB

CMOS静态RAM 256K （ 32K ×8位） CMOS STATIC RAM 256K 32K x 8-BIT

DESCRIPTION:

The IDT71256 is a 262,144-bit high-speed static RAM organized as 32K x 8. It is fabricated using IDT’s high

performance, high-reliability CMOS technology.

FEATURES:

• High-speed address/chip select time

    — Military: 25/30/35/45/55/70/85/100/120/150ns max.

    — Commercial: 20/25/35/45ns max. Low Power only.

• Low-power operation

• Battery Backup operation — 2V data retention

• Produced with advanced high-performance CMOS technology

• Input and output directly TTL-compatible

• Available in standard 28-pin 300 or 600 mil ceramic DIP, 28-pin 600 mil plastic DIP, 28-pin 300 mil SOJ and 32-pin LCC

• Military product compliant to MIL-STD-883, Class B