ST22N256 Overview
ST22N256 Smartcard 32-Bit RISC MCU with 256 Kbytes EEPROM Javacard™ HW Execution & Cryptographic Library DATA BRIEF PRODUCT.
ST22N256 Key Features
- DES and 3DES instructions
- Fast Multiply and Accumulate instructions for Public Key and Elliptic Curve Cryptography
- CRC instruction I RANDOM NUMBER GENERATOR I EEPROM FLASH PROGRAMMING MODE I CLOCK AND POWER MANAGEMENT I VOLTAGE AND CLO
- 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 128-byte granularity I FOUR WORKING STACKS
- Java stack with both 16 and 32-bit accesses
- User and Supervisor mode stacks
- Security Context stack
- Software Crypto libraries in separate ROM area for efficient algorithm coding using a set of advanced functions. RSA, si