DS2423 - Maxim Integrated

DS2423 4kbit 1-Wire RAM

AVAILABLE EVALUATION KIT AVAILABLE DS2423 4kbit 1-Wire RAM with Counter Not Recommended for New Design FEATURES ƒ 4096 bits of SRAM ƒ Four 32-bit, read-only counters ƒ Active-low external trigger inputs for two of the counters with on-chip debouncing compatible with reed and Wiegand switches ƒ Unique, factory-lasered and tested 64-bit registration number .

Features

ƒ 4096 bits of SRAM ƒ Four 32-bit, read-only counters ƒ Active-low external trigger inputs for two of the counters with on-chip debouncing compatible with reed and Wiegand switches ƒ Unique, factory-lasered and tested 64-bit registration number (8-bit family code + 48bit serial number + 8-bit CRC tester) assures absolute traceability because no two parts are alike ƒ Memory partitioned into 16 256-bit pages in for packetizing data ƒ 256-bit scratchpad with strict read/write protocols ensures integrity of data transfer ƒ On-chip 16-bit CRC generator for safeguarding data transfers ƒ Built-in mul.