SCS152 Datasheet (Microchip Technology)

SCS152, KEELOQ Token Card Chip

The SCS152 is a third generation token card integrated VDD DataSheet4U.com circuit intended for prepaid applications.

Typical appliGND cations of the SCS152 include disposable telephone cards, vending machine cards, low value debit cards, access control, and authentication.

The SCS152 incorporates s

SCS152 Features

* ISO 7816-3:1989 “Answer to Reset” compatible for synchronous cards

* Industry standard 4406 command set compatible

* Extended commands: - Combined WRITE and ERASE-WITH-CARRY function - Cryptographic signature of the EEPROM contents and challenge

* 40-bit user progra