Security features x Active shield x Monitoring of environmental parameters x Three-key Triple DES accelerator x AES accelerator x AIS-31 Class PTG.2 compliant true random number generator (TRNG) x NESCRYPT coprocessor for public key cryptography algorithm x ISO/IEC 13239 CRC calculation block x Unique serial number on each die x Protection against multiple attacks The ST31H platform includes the following x ARM® SecurCore® SC000™ 32-bit RISC core x 10 Kbytes of User RAM – Up to 320 Kbytes of secure, high-density User Flash memory x Operating temperature: –25 °C to +85° C x Three 16-bit timers with interrupt x Watchdog timer x 1.62 V to 5.5 V supply voltages x External clock frequency up to 10 MHz x CPU clock frequency up to 28 MHz x Power-saving Standby state x Contact assignment compatible with ISO/IEC 7816-3 standards x Asynchronous receiver transmitter (IART) with RAM buffer for high speed serial data support (ISO/IEC 7816-3 T=0/T=1 and EMV compliant) x ESD protection greater than 5 kV (HBM