SCS152 Overview
The SCS152 is a third generation token card integrated VDD . 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.
SCS152 Key Features
- ISO 7816-3:1989 “Answer to Reset” patible for synchronous cards
- Industry standard 4406 mand set patible
- Extended mands
- bined WRITE and ERASE-WITH-CARRY function
- Cryptographic signature of the EEPROM contents and challenge
- 40-bit user programmable area with lock bit
- 64-bit cryptographic key
- 64-bit transport code
- 33352 token units (788888)
- Internal protection against token counter value corruption (anti-tearing)
SCS152 Applications
- issuer mode and user mode. During wafer testing, it is placed in issuer mode for card manufacturing and transportation to the issuer. In issuer mode, the transp