512 Kbytes of user Flash memory with a one-time programmable (OTP) area
10-year data retention at 105 °C, or 15 years at 85 °C
500 000 Erase/Write cycles per page
50 million Erase/Write cycles per 64 Kbyte sector
Page granularity of 128 bytes
Block granularity: 1 Kbyte
128 bytes of user OTP area
Page Erase time 4 ms
Block Erase (1 Kbyte) in 20 ms
Programming performance up to 10 μs/byte
Flash memory Erase/Write protection software programmable on 64-Kbyte sectors
Asynchronous receiver transmitter supporting ISO 7816-3 T=0 and T=1 protocols
Two 16-bit timers with interrupt capability
1.8 V, 3 V and 5 V supply voltage ranges
External clock frequency from 1 MHz up to 7.5 MHz
High performance provided by:
CPU clock frequency up to 15 MHz
External clock multiplier (2x, 3x, and 4x)
Current consumption compatible with the GSM (global system for mobile communications) and ETSI (European telecommunications standards institute) specifications
Power-saving Standby state
Contact assignment compatible with ISO 7816-2
Electrostatic disturbance (ESD) protection greater than 4 kV (human body model)
8-pin DFN (5 × 6 mm) ECOPACK package
Security features
Monitoring of environmental parameters
Protection against faults
ISO 3309 cyclic redundancy check (CRC) calculation block
True random number generator
Unique serial number on each die
Hardware data encryption standard (DES) accelerator
Software features
Flash memory loader
Flash memory drivers
Development environment
Software development and firmware generation are supported by a comprehensive set of development tools dedicated to software design and validation:
