HT4436E
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