Benefits and Features

•Guaranteed Unique 64-Bit ROM ID Chip forAbsolute Traceability

oUnique, 64-Bit Registration Number (8-BitFamily Code + 48-Bit Serial Number +8-Bit CRC Tester)

o8-Bit Family Code Specifies DS2401Communications Requirements to Reader

•Minimalist 1-Wire® Interface Lowers Cost andInterface Complexity

oMultiple DS2401 Devices Can Reside ona Common 1-Wire Net

oBuilt-In Multidrop Controller EnsuresCompatibility with Other 1-Wire NetProducts

oReduces Control, Address, Data, andPower to a Single Pin and Communicatesat up to 16.3kbps

oPresence Pulse Acknowledges When theReader First Applies Voltage

oLow-Cost TO-92, SOT-223, and TSOCSurface-Mount Packages

oTO-92 Tape-and-Reel Version with LeadsBent to 100-mil Spacing (Default) or with Straight Leads (DS2401-SL)

Wide Voltage and Temperature OperatingRanges Enables Robust System Performance

oExtended 2.8V to 6.0V Range (DS2401)

oZero Standby Power Required

o-40°C to +85°C Industrial TemperatureRange

Applications

•PCB Identification

•Network Node ID

•Equipment Registration