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DS1321 Flexible Nonvolatile Controller

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Description

19-6312; Rev 6/12 DS1321 Flexible Nonvolatile Controller with Lithium Battery Monitor .
VCCI VCCO VBAT A, B - +5V Power Supply Input - SRAM Power Supply Output - Backup Battery Input - Address Inputs CEI1 - CEI4 - Chip Enable Inputs C.

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Features

* Converts CMOS SRAM into nonvolatile memory
* Unconditionally write-protects SRAM when VCC is out of tolerance
* Automatically switches to battery backup supply when VCC power failure occurs
* Flexible memory organization - Mode 0: 4 banks with 1 SRAM each - Mode 1: 2 banks with 2 S

DS1321 Distributors

📁 Related Datasheet

DS1300-3 DS1307 DS1314 DS1330AB DS1330W DS1330Y

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DS1321 Flexible Nonvolatile Controller Maxim Integrated
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