Datasheet Specifications
- Part number
- ST22N256
- Manufacturer
- STMicroelectronics ↗
- File Size
- 95.35 KB
- Datasheet
- ST22N256_STMicroelectronics.pdf
- Description
- Smartcard 32-Bit RISC MCU
Description
ST22N256 Smartcard 32-Bit RISC MCU with 256 Kbytes EEPROM Javacard™ HW Execution & Cryptographic Library DATA BRIEF PRODUCT .
Features
* 32-BIT RISC CPU WITH 24-BIT LINEAR MEMORY ADDRESSING I 368 KBYTES USER ROM I 16 KBYTES USER RAM I 256K KBYTES USER EEPROM 32-BIT RISC CPU I DUAL INSTRUCTION SET, JAVACARD™ AND NATIVE I 4-STAGE PIPELINE I 16 GENERAL PURPOSE 32-BIT REGISTERS, AND SPECIAL REGISTERS I 4 MASKABLE INTERRUPT LEVELS I SUPERApplications
* Figure 2. SmartJ™ Platform EEPROM Architecture SECURITY Memories are accessed via two different buses, allowing simultaneous accesses to code and data. Memory load and stores can be performed at byte, short (2-bytes), or word (4-bytes) granularity, with optional pointer auto increment. The ST22 coST22N256 Distributors
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