ST21Y144 Datasheet | STMicroelectronics

Smartcard MCU with 144 Kbytes High Density EEPROM Data Brief Feature summary ST21Y144 major applications include: - - Mobile munications (GSM and CDMA) Java applications 259a.ai Hardware Features - Enhanced 8/16-bit CPU core with 16 MBytes linear addressable memory 400 Kbytes User ROM 8 Kbytes User RAM 144 Kbytes User EEPROM including 64 Bytes User OTP area: - Highly reliable CMOS EEPROM submicron technology - 10-year data retention - 500,000 Erase/Write cycles endurance typical at 25°C - 1 to 64 Bytes Erase or Program in 1.5 ms Asynchronous Receiver Transmitter supporting ISO 7816-3 T=0 and T=1 protocols Two 8-bit timers with interrupt capability 1.8V, 3V and 5V supply voltage ranges External clock frequency from 1 up to 7.5 MHz High performance provided by: - CPU clock frequency up to 22 MHz - External clock multiplier (2x, 3x, and 4x) Current consumption plies with GSM specifications Power-saving Standby mode Contact assignment patible ISO 7816-2 ESD protection greater than 4 k V (HBM) Micromodule Wafer - - - Security Features - - - - Monitoring of environmental parameters Protection against faults ISO 3309 CRC calculation block Cryptographic performances(1): - Triple DES (with keys loaded): 9.3 µs - Single DES (with keys loaded): 3.1 µs True Random Number Generator Unique serial number on each die Hardware DES accelerator - - - - - - - - Development environment Software development and firmware generation are supported by a prehensive set of development tools dedicated to software design and...