DS1963L

DS1963L 4-kbit Monetary iButton Not Recommended for New Design www.iButton.com SPECIAL FEATURES ƒ 4096 bits of read/write nonvolatile memory ƒ Overdrive mode boosts communication speed to 142 kbits per second ƒ 256-bit scratchpad ensures integrity of data transfer ƒ Memory partitioned into 256-bit pages for packetizing data ƒ Data integrity assured with strict read/write protocols ƒ Four 32-bit read-only non rolling-over page write cycle counters ƒ 32 factory-preset tamper-detect bits to indicate physical intrusion ƒ On-chip 16-bit CRC generator for safeguarding data transfers ƒ Operating temperature range from -40°C to +70°C ƒ Over 10 years of data retention COMMON iButton FEATURES ƒ Unique, factory-lasered and tested 64-bit registration number (8-bit family code + 48- bit serial number + 8-bit CRC tester) assures absolute traceability because no two parts are alike ƒ Multidrop controller for MicroLAN ƒ Digital identification and information by momentary contact ƒ Chip-based data carrier compactly stores information ƒ Can be accessed while affixed to object ƒ Economically communicates to host with a single digital signal at 16.3 kbits per second ƒ Standard 16-mm diameter and 1-Wire® protocol ensure compatibility with iButton® device family ƒ Button shape is self-aligning with cup- shaped probes ƒ Durable stainless steel case engraved with registration number withstands harsh environments ƒ Easily affixed with self-stick adhesive backing, latched by its flange, or locked w...