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DS2227 Datasheet - Dallas Semiconducotr

DS2227_DallasSemiconducotr.pdf

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Datasheet Details

Part number:

DS2227

Manufacturer:

Dallas Semiconducotr

File Size:

191.49 KB

Description:

Flexible nv sram stik.

DS2227, Flexible NV SRAM Stik

The DS2227 Flexible NV SRAM Stik is a self-contained 4,194,304-bit nonvolatile static RAM which can be flexibly organized as 128k x 32 bits, 256k x 16 bits, or 512k x 8 bits.

The nonvolatile memory contains all necessary control circuitry and lithium energy sources to maintain data integrity in the

DS2227 Features

* Flexibly organized as 128k x 32, 256k x 16, or 512k x 8 bits Data retention >10 years in the absence of VCC Nonvolatile circuitry transparent to and independent from host system Automatic write protection circuitry safeguards against data loss Separate chip enables allow access by byte, word, or lon

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