ST23ZR08 is an enhanced secure microcontroller with 8 Kbytes EEPROM and dual interface from STMicroelectronics, which supports ISO/IEC 14443 Type A, B and B', and PayPass™ standards.
The ST23ZR08 is a secure microcontroller designed specifically for smartcard applications. It features an enhanced 8/16-bit ST23 CPU core with 92 Kbytes of User ROM and 4 Kbytes of User RAM, operating at frequencies up to 28 MHz.
| CPU Core Type | Enhanced 8/16-bit ST23 CPU core |
|---|---|
| User EEPROM Size | 8 Kbytes |
| Operating Temperature Range | -25°C to +85°C |
| Supply Voltage Range | 2.7V to 5.5V |
| Maximum CPU Clock Frequency | 28 MHz |
| RFUART Speed | up to 848 Kops |
It complies with ISO/IEC 14443 Type A, B and B', and PayPass standards.
The device offers 30-year data retention at 25°C.