Key facts
- Brand
- STMicroelectronics
- Model
- ST19WR02
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-08-07
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ST ST19WR02 handbook(1)
The ST19WRO2 is an 8-bit microcontroller designed for cost-effective secure portable applications. It utilizes advanced CMOS EEPROM technology and includes on-chip User ROM, RAM, and EEPROM with hardware firewall protection to prevent unauthorized access between memory areas.
Key features include a DES accelerator for symmetric algorithms (DES, triple DES), a CRC calculation block compliant with ISO 3309, and a random number generator compliant with FIPS 146-2. The device supports contactless communication based on the ISO 14443 Type B standard.
STMicroelectronics ST19WR02 specifications
| User EEPROM Size | 2 Kbytes |
|---|---|
| Supply Voltage Range | 2.7 V to 5.5 V |
| External Clock Frequency | Up to 10 MHz |
| Data Retention | 10 years |
| Erase/Write Cycles Endurance | 500,000 cycles |
| Carrier Frequency | 13.56 MHz |
Source: ST ST19WR02 handbook(1)
All STMicroelectronics ST19WR02 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What standard is the ST19WRO2 compatible with for contactless communication?
It is based upon ISO 14443 Type B.
From: ST ST19WR02 handbook(1)
What is the maximum data transfer capability of the ST19WRO2?
The device supports high speed data transfer up to 424 kbauds.
From: ST ST19WR02 handbook(1)
What is the data retention period for the EEPROM?
The device offers a data retention of 10 years.
From: ST ST19WR02 handbook
Is the ST19WRO2 compatible with ISO 7816-3?
Yes, it has a serial access I/O that is ISO 7816-3 compatible.
From: ST ST19WR02 handbook