CRX14_10 Datasheet, PDF (1/47 Pages) STMicroelectronics – ISO14443 type-B contactless coupler chip with anti-collision, CRC management and anti-clone function

CRX14
ISO14443 type-B contactless coupler chip
with anti-collision, CRC management and anti-clone function
Features
■ Single 5 V ±500 mV supply voltage
■ SO16N package
■ Contactless communication
– ISO14443 type-B protocol
– 13.56MHz carrier frequency using an
external oscillator
– 106 Kbit/s data rate
– 36-byte input/output frame register
– Supports frame answer with/without
SOF/EOF
– CRC generation and check
– France Telecom proprietary anti-clone
function
– Automated ST anti-collision exchange
■ I²C communication
– Two-wire I²C serial interface
– Supports 400 kHz protocol
– 3 chip enable pins
– Up to 8 CRX14 connected on the same bus
16
1
SO16 (MQ)
150 mils width
April 2010
Doc ID 8880 Rev 4
1/47
www.st.com
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