AS7C164A

NOVEMBER 2009 AS7C164A 8K X 8 BIT HIGH SPEED CMOS SRAM FEATURES Fast access time : 12/15 ns Low power consumption: Operating current : 110/100/90/80mA (TYP.) Standby current : 1mA (TYP.) Single 5V power supply All inputs and outputs TTL compatible Fully static operation Tri-state output Data retention voltage : 2.0V (MIN.) Green package available Package : 28-pin 300 mil SOJ GENERAL DESCRIPTION The AS7C164A is a 65,536-bit high speed CMOS static random access memory organized as 8,192 words by 8 bits. It is fabricated using very high performance, high reliability CMOS technology. Its standby current is stable within the range of operating temperature. The AS7C164A is well designed for high speed system applications, and particularly well suited for battery back-up nonvolatile memory application. The AS7C164A operates from a single power supply of 5V and all inputs and outputs are fully TTL compatible PRODUCT FAMILY Product Family AS7C164A Operating Temperature 0 ~ 70℃ Vcc Range 4.5 ~ 5.5V Speed 12/15ns Power Dissipation Standby(ISB1,TYP.) Operating(Icc,TYP.) 1mA 110/100/90/80mA FUNCTIONAL BLOCK DIAGRAM PIN DESCRIPTION SYMBOL DESCRIPTION Address Inputs Data Inputs/Outputs Chip Enable Inputs Write Enable Input Output Enable Input Power Supply Ground No Connection Vcc Vss A0 - A12 DQ0 – DQ7 DECODER 8Kx8 MEMORY ARRAY CE#, CE2 WE# OE# VCC VSS NC A0-A12 DQ0-DQ7 I/O DATA CIRCUIT COLUMN I/O CE# CE2 WE# OE# CONTROL CIRCUIT NOVEMBER/2009 V1.2 Alliance Memory Inc Page...