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Vcc=4.5...5.5 V
Icc=5 mA
221-bit EEPROM and 16 bit mask-programmable ROM 104 bit user memory fully compatible with IZ4406:

- 64 bit identification area
- 40 bit counter area including 1 bit for

personalization
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 64 bit data area 1 for user defined

data or 48 bit authentication key 2
EEPROM programming time 5 ms
Endurance minimum of 100000 write/erase cycles per bit Data retention for minimum of 10 years
Contact configuration and serial interface in accordance to

ISO standard 7816-3