This document describes the features and characteristics of the ST19WL34 smartcard MCU, including enhanced 8-bit CPU, extended addressing modes, user ROM, user RAM, user EEPROM, security firewalls, high security features, etc.
The ST19WL34 is a serial access microcontroller designed for cost-effective secure portable applications. It utilizes advanced ST CMOS EEPROM technology and includes on-chip User ROM, User RAM, and User EEPROM with partitioning capabilities and hardware security firewalls.
The device features an enhanced 8-bit CPU, a 1088-bit Modular Arithmetic Processor (MAP), and an Enhanced DES accelerator to speed up cryptographic calculations. It supports various security algorithms including DES, Triple DES, AES-128, and RSA, with performance metrics provided for signature generation and verification.
| User EEPROM Size | 34 Kbytes |
|---|---|
| User ROM Size | 224 Kbytes |
| User RAM Size | 6 Kbytes |
| Supply Voltage | 1.62 V to 5.5 V |
| External Clock Frequency | Up to 8.5 MHz |
| Modular Arithmetic Processor | 1088 Bit |
| Triple DES Performance | 58.0 us |
| Single DES Performance | 43.0 us |
The EEPROM offers 10 year data retention.
The EEPROM has an endurance of 500,000 Erase/Write cycles.
Yes, the contact assignment is compatible with ISO 7816-2 and the serial access I/O is compatible with ISO 7816-3.