CR14 Datasheet, PDF (1/46 Pages) STMicroelectronics – Low Cost ISO14443 type-B Contactless Coupler Chip with Anti-Collision and CRC Management

CR14
Low Cost ISO14443 type-B Contactless Coupler Chip
with Anti-Collision and CRC Management
Features summary
■ Single 5V ±500mV 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
– Automated ST Anti-Collision Exchange
■ I²C Communication
– Two Wire I²C Serial Interface
– Supports 400kHz Protocol
– 3 Chip Enable Pins
– Up to 8 CR14 Connected on the Same Bus
16
1
SO16 (MQ)
150 mils width
December 2005
Rev 1
1/46
www.st.com
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