DS1995

19-4895; Rev 8/09 SPECIAL FEATURES  16384 bits of read/write nonvolatile memory  256-bit scratchpad ensures integrity of data transfer  Overdrive mode boosts communication to 142 kbits per second  Memory partitioned into 256-bit pages for packetizing data  Data integrity assured with strict read/write protocols  Operating temperature range from -40C to +70C  Over 10 years of data retention COMMON iButton FEATURES  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  Multidrop controller for MicroLAN  Digital identification and information by momentary contact  Chip-based data carrier compactly stores information  Data can be accessed while affixed to object  Economically communicates to bus master with a single digital signal at 16.3 kbits per second  Standard 16 mm diameter and 1-Wire® protocol ensure com...