DS2502

BENEFITS AND FEATURES Easily Add Traceability and Relevant Information to Any Individual System o 1k-Bit EPROM with Page-Level Write Protection and Guaranteed Unique 64-Bit ROM ID Chip for Absolute Traceability o 1024 Bits Electrically Programmable Read Only Memory (EPROM) o Unique, Factory-Lasered and Tested 64-Bit Registration Number (8-Bit Family Code + 48-Bit Serial Number + 8-Bit CRC Tester) o EPROM Partitioned into Four 256-Bit Pages for Randomly Accessing Packetized Data o Each Memory Page Can Be Permanently WriteProtected to Prevent Tampering o Device is an Add Only Memory Where Additional Data Can Be Programmed into EPROM Without Disturbing Existing Data o Architecture Allows Software to Patch Data by Superseding an Old Page in Favor of a Newly Programmed Page o 8-Bit Family Code Specifies DS2502 Communications Requirements to Reader Minimalist 1-Wire Interface Lowers Cost and Interface Complexity o Reduces Control, Address, Data, Power, and Programming Signals to a Si...