ST23ZL48 is a smartcard MCU with enhanced security, crypto-processor, and 48 Kbyte EEPROM. It features an enhanced 8/16-bit ST23 CPU core, 16 Mbytes of linear addressable memory, 300 Kbytes of User ROM, 6 Kbytes of User RAM, 2 Kbytes of NESCRYPT RAM, and 48 Kbytes of User EEPROM. Additionally, it includes an enhanced NESCRYPT crypto-processor, three 8-bit timers, 3 V and 5 V supply voltage ranges, high performance, and power-saving Standby state.
The ST23ZL48 is a serial access microcontroller designed specifically for secure smartcard applications. It is based on an enhanced 8/16-bit ST23 CPU core and utilizes highly reliable CMOS EEPROM technology. The device offers 16 Mbytes of linear addressable memory, including 300 Kbytes of User ROM, 6 Kbytes of User RAM, and 48 Kbytes of User EEPROM.
| CPU Core | Enhanced 8/16-bit ST23 CPU core |
|---|---|
| User ROM | 300 Kbytes |
| User RAM | 6 Kbytes |
| User EEPROM | 48 Kbytes |
| OTP Area | 128 Bytes |
| Data Retention | 30-year |
| Erase/Write Cycles | 500,000 |
| Program Time | 1.5 ms |
| CPU Clock Frequency | up to 29 MHz |
| Supply Voltage | 3V and 5 V |
| External Clock Frequency | up to 10 MHz |
| ESD Protection | greater than 5 kV (HBM) |
Yes, it has contact assignment compatible with ISO/IEC 7816-3 standards.
It is a serial access microcontroller designed for secure smartcard applications.
The device supports 3V and 5 V supply voltage ranges.