for further information contact your local stmicroelectronics sales office. august 2013 docid13982 rev 3 1/4 ST23YL80 secure mcu with enhanced security, crypto-processor and 80-kbyte eeprom data brief features hardware features ? enhanced 8/16-bit st23 cpu core with 16 mbytes linear addressable memory ? 396 kbytes of user rom ? 6 kbytes of user ram ? 2 kbytes of nescrypt ram ? 80 kbytes of user eeprom including 128 bytes of user otp area: ? highly reliable cmos eeprom submicron technology ? 30-year data retention ? 500,000 erase/write cycles endurance typical at 25 c ? 1 to 64 bytes erase or program in 1.5 ms ? operating temperature: ?25 to +85 c ? three 8-bit timers with watchdog and interrupt capability ? 3 v and 5 v supply voltage ranges ? external clock frequency up to 10 mhz ? high performance provided by: ? cpu clock frequency up to 29 mhz ? power-saving standby state ? contact assignment compatible with iso/iec 7816-3 standards ? asynchronous receiver transmitter (iart) for high speed serial data support (iso/iec 7816-3 and emv? compliant) ? esd protection greater than 5 kv (hbm) security features ? active shield ? enhanced nescrypt crypto-processor for public key cryptography ? hardware security enhanced des accelerator ? monitoring of environmental parameters ? protection mechanisms against faults ? ais-31 class p2 compliant true random number generator (trng) ? iso 3309 crc calculation block ? memory protection unit (mpu) ? unique serial number on each die development environment ? software development and firmware generation are supported by a comprehensive set of development tools dedicated to software design and validation: c compiler, simulator and emulator applications ST23YL80 major applications include: ? banking, it and pay tv applications micromodule wafer www.st.com
description ST23YL80 2/4 docid13982 rev 3 1 description the ST23YL80 is a serial access secure microcontroller custom-designed for secure smartcard applications. it is based on an enhanced stmicroelectronics 8/16-bit cpu core offering 16 mbytes linear addressing space. ST23YL80 devices are manufactured using an advanced highly reliable st cmos eeprom technology. moreover, an iso/iec 7816-3 emv-compliant asynchronous receiver transmitter (iart) communication peripheral is available. the following logos are trademarks of cryptography research, inc. used under license: figure 1. ST23YL80 block diagram $ l , q w h u q d o % x v , 2 v , $ 5 7 * 1 ' e l w & |