26 bytes for card manufacturer data

2 bytes for card issuer reference

4 bytes for card identification data

224 bytes for main user data
- Access to the memory is protected by a 3 byte secret code for data write only
- Free Read of Data (except PIN)
- Answer to reset according to ISO 7816/3 standard
- Data retention is up to 10 years
- Non reversible byte-wise write protection of lowest 32 addresses (byte 0 ?31)
- 20 degree?C + 50?C operating range