DS1963S - SHA iButton

Dallas Semiconducotr

Datasheet Details

Part number	DS1963S
Manufacturer	Dallas Semiconducotr
File Size	349.89 KB
Description	SHA iButton
Datasheet	DS1963S_DallasSemiconducotr.pdf

The DS1963S Monetary iButton with SHA-1 Function is a rugged 4 kbit read/write data carrier that can be easily accessed with minimal hardware.

4096 bits of read/write nonvolatile (NV) memory organized as 16 pages of 256 bits each Eight memory pages with individual 64-bit secrets and 32-bit read-only non rolling-over page write cycle counters Secrets are write-only and have their own individual write cycle counters On-chip 512-bit SHA-1 (FIPS 180-1, ISO/IEC 10118-3) engine to compute a 160bit Message Authentication Codes (MAC) and generate page secrets Device can operate as roaming iButton® or as coprocessor for.

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Published: Oct 26, 2005 |