DS1221 Datasheet, Chip, Dallas

DS1221 Features

• Chip Converts CMOS RAMs into nonvolatile memories Data is automatically protected during power loss 2-to-4 decoder provides for up to 4 CMOS RAMs Provides for redundant batteries Test batter

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Part number:

DS1221

Manufacturer:

Dallas

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134.19kb

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📄 Datasheet

Description:

Nonvolatile controller x 4 chip. A, B CE CE0 - CE3 VBAT1 VBAT2

RST VCCI VCCO

RD

WE

D/Q - Address Inputs - Chip Enable Input -

DS1221 Application

• Applications data integrity is paramount. In these applications it is often desirable to use two batteries to ensure reliability. The DS1221 provid

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DS1221

Dallas

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