DS2401P+T&R

1-wire Silicon Serial Number
A range of low-cost 64-bit ROM Silicon Serial Number ICs with unique factory-written 48-bit serial numbers. These devices provide a unique identity that can easily be determined with a minimal electronic interface using a 1-wire protocol.

Микросхемы / Микросхемы памяти / ROM (масочное ПЗУ)
Корпус: 6-TSOC, инфо: Микросхема-серийный номер 64-бит microLAN