Datasheet Summary
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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)
Token Card Chip
DIE LAYOUT
GND VDD
SCI SDIO SCK
BLOCK DIAGRAM
ADDRESS GENERATION EEPROM
DESCRIPTION
The SCS152 is a third generation token card integrated VDD . circuit intended for prepaid...