bq2502 Datasheet - BENCHMARQ

Integrated Backup Unit

bq2502 Features

* ® Power monitoring, backup supply, and switching for 3V batterybackup applications ® Write-protect control ® Input decoder for control of up to 2 banks of SRAM ® 3-volt backup power output ® Internal 130mAh lithium-coin cell ® Reset output for system power-on reset ® Less than 10ns chip-enable propa

bq2502 General Description

The CMOS bq2502 Integrated Backup Unit provides all the necessary functions for converting one or two 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 two conditi.

bq2502 Datasheet (80.94 KB)

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Datasheet Details

Part number:

bq2502

Manufacturer:

BENCHMARQ

File Size:

80.94 KB

Description:

Integrated backup unit.

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bq2502 Integrated Backup Unit BENCHMARQ

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bq2502 Features

bq2502 General Description

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