Product overview
Description
The ST23ZL48 is a serial access microcontroller custom-designed for secure smartcard applications. It is based on an enhanced STMicroelectronics 8/16-bit CPU core offering 16 Mbytes of linear addressing space. ST23ZL48 devices are manufactured using an advanced highly reliable ST CMOS EEPROM technology.Moreover, an ISO/IEC 7816-3 EMV-compliant asynchronous receiver transmitter (IART) communication peripheral is available.
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All features
- Hardware features
- Enhanced 8/16-bit ST23 CPU core with 16 Mbytes of linear addressable memory
- 300 Kbytes of User ROM
- 6 Kbytes of User RAM
- 2 Kbytes of NESCRYPT RAM
- 48 Kbytes of User EEPROM including 128 bytes of User OTP area:
- Highly reliable CMOS EEPROM submicron technology
- 30-year data retention
- 500,000 Erase/Write cycles endurance typical at 25° C
- 1 to 64 bytes Erase or Program in 1.5 ms
- Three 8-bit timers with watchdog and interrupt capability
- 3.3 V and 5 V supply voltage ranges
- External clock frequency up to 10 MHz
- High performance provided by:
- CPU clock frequency up to 27 MHz
- Power-saving Idle state
- Contact assignment compatible with ISO/IEC 7816-3 standards
- Asynchronous receiver transmitter (IART) for high speed serial data support (ISO/IEC 7816-3 and EMV™ compliant)
- ESD protection greater than 5 kV (HBM)
- Security features
- Active shield
- Enhanced NESCRYPT crypto-processor for public key cryptography
- Hardware security enhanced DES accelerator
- Monitoring of environmental parameters
- Protection mechanisms against faults
- AIS-31 class P2 compliant true random number generator (TRNG)
- ISO/IEC 13239 CRC calculation block
- Memory protection unit (MPU)
- Unique serial number on each die
- Development environment
- Software development and firmware generation are supported by a comprehensive set of development tools dedicated to software design and validation: C compiler, Simulator and Emulator
- Hardware features
Circuit Diagram
All resources
| Resource title | Latest update |
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Product Specifications (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 19 Sep 2016 | 19 Sep 2016 |
Brochures (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 19 Mar 2021 | 19 Mar 2021 |
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STMicroelectronics - ST23ZL48
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