Detailed Product Description

Card Body PVC,

Pre-paid Phone Card.

Intelligent 221-bit EEPRON Counter
For > 20000 Units with Security Logic
and high Security Authentication

104 bit user memory fully compatible with SLE 4436/36E
64 bit Identification Area consisting of
   16 bit Manufacturer code (mask-programmable ROM)
   SLE 4436:
8 bit Manufacturer data, card issuer dependent (ROM)
40 bit for personalization data of card issuer (PROM)
 SLE 4436E:
48 bit for personalization data of card issuer (PROM)
40 bit Counter Area including 1 bit for personalization (PROM/EEPROM)
133 bit additional memory for advanced features
4 bit Counter Backup (anti-tearing flags)
1 bit initiation flag for Authentication Key 2
16 bit Data Area 1 for free user access
48 bit Authentication Key 1
either 48 bit Data Area 2 for user defined data
or 48 bit Authentication Key 2
16 bit Data Area 3 for free user access