for further information contact your local stmicroelectronics sales office. november 2013 docid16616 rev 2 1/4 ST23ZL34 secure mcu with enhanced security, crypto-processor and 34 kbytes eeprom data brief features hardware features ? enhanced 8/16-bit st23 cpu core with 16 mbytes of linear addressable memory ? 300 kbytes of user rom ? 6 kbytes of user ram ? 2 kbytes of nescrypt ram ? 34 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 ? three 8-bit timers with watchdog and interrupt capability ? 3.3 v and 5 v supply voltage ranges ? external clock frequency up to 10 mhz ? high performance provided by: ? cpu clock frequency up to 27 mhz ? power-saving idle 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/iec 13239 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 ST23ZL34 major applications include: ? banking ? id ? pay tv micromodule wafer www.st.com
description ST23ZL34 2/4 docid16616 rev 2 1 description the ST23ZL34 is a serial access microcontroller custom-designed for secure smartcard applications. it is based on an enhanced stmicroelectronics 8/16-bit cpu core offering 16 mbytes of linear addressing space. ST23ZL34 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. ST23ZL34 block diagram $ l , q w h u q d o % x v , 2 v , $ 5 7 * 1 ' e l w & |