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bq2204A Datasheet X4 SRAM Nonvolatile Controller

Manufacturer: Benchmarq

Datasheet Details

Part number bq2204A
Manufacturer Benchmarq
File Size 205.57 KB
Description X4 SRAM Nonvolatile Controller
Datasheet download datasheet bq2204A Datasheet

General Description

The CMOS bq2204A SRAM Nonvolatile Controller Unit provides all necessary functions for converting up to four banks of standard CMOS SRAM into nonvolatile read/write memory.

A precision comparator monitors the 5V VCC input for an out-of-tolerance condition.

When out-of-tolerance is detected, the four conditioned chip-enable outputs are forced inactive to write-protect up to four banks of SRAM.

Overview

bq2204A X4 SRAM Nonvolatile Controller Unit.

Key Features

  • ä Power monitoring and switching for 3-volt battery-backup.