ST21Y068 Datasheet, PDF (1/4 Pages) STMicroelectronics – Smartcard MCU with 68 KBytes High Density EEPROM

ST21Y068
Smartcard MCU
with 68 KBytes High Density EEPROM
Data Brief
Feature summary
ST21Y068 major applications include:
■ Mobile communications (GSM and CDMA)
■ Java applications
Hardware features
■ Enhanced 8/16-bit CPU core with 16 MBytes
linear addressable memory
■ 248 Kbytes User ROM
■ 6 Kbytes User RAM
■ 68 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 complies with GSM
specifications
■ Power-saving Standby mode
■ Contact assignment compatible ISO 7816-2
■ ESD protection greater than 4 kV (HBM)
Micromodule
Wafer
259a.ai
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 comprehensive set of
development tools dedicated to software design
and validation.
1. Typical values at 22 MHz
March 2007
Rev 6
For further information contact your local STMicroelectronics sales office.
1/4
www.st.com
1