ST21Y144 - STMicroelectronics

ST21Y144 Smartcard MCU

ST21Y144 1 Description The ST21Y144 product is a serial access microcontroller specially designed for costeffective secure mobile applications. It is based on an enhanced STMicroelectronics 8/16-bit CPU core offering 16 MBytes linear addressing space. It is manufactured using an advanced highly reliable ST CMOS EEPROM technology. The device includes a DES.

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 .