ST22FJ1M

www.DataSheet4U.com ST22FJ1M Smartcard 32-Bit RISC MCU with 1 Mbytes FLASH & Javacard™ HW Execution DATA BRIEF PRODUCT FEATURES I 32-BIT RISC CPU WITH 24-BIT LINEAR MEMORY ADDRESSING I 768 KBYTES USER FLASH I 16 KBYTES USER RAM I 16 KBYTES USER SECONDARY RAM I 256 KBYTES USER PAGE-FLASH 32-BIT RISC CPU I DUAL INSTRUCTION SET, JAVACARD™ AND NATIVE I 4-STAGE PIPELINE I 16 GENERAL PURPOSE 32-BIT REGISTERS, AND 11 SPECIAL REGISTERS I 4 MASKABLE INTERRUPT LEVELS I SUPERVISOR AND USER MODES SECURITY I CPU SECURITY INSTRUCTIONS – DES and 3DES instructions – Fast Multiply and Accumulate instructions for Public Key and Elliptic Curve Cryptography I CPU DPA/SPA COUNTERMEASURES I RANDOM NUMBER GENERATOR I HARDWARE RAM DESTRUCTION I CLOCK AND POWER MANAGEMENT I VOLTAGE AND CLOCK FREQUENCY SENSORS I ADVANCED MEMORY PROTECTION – Memory Protection Unit for application firewalling and peripheral access control – Domain switching securely controlled by protected Context Stack – Native/Java, Code/Data memory attributes with 256-byte granularity for Page-Flash, and 8-Kbyte granularity for Flash and ROM – Each FLASH sector can be independently set as read-only I FOUR WORKING STACKS – Java stack with both 16 and 32-bit accesses – User and Supervisor mode stacks – Security Context stack Figure 1. Delivery Form 4 4 4 Micromodule CRYPTOGRAPHIC LIBRARY ASYMMETRICAL ALGORITHMS – Software Crypto libraries in separate ROM area for efficient algorithm coding using a set of advanced functions. RSA, s...