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DATA BRIEFING
This is Brief Data from STMicroelectronics. Details are subject to change without notice. For complete data, please contact
your nearest Sales Office or SmartCard Products Divison, Rousset, France. Fax: (+33) 4 42 68 87 29
ST16-19RFRDCS010
CONTACTLESS READER CHIP SET
FUNCTION: ANALOG FRONT END FOR
CONTACTLESS SMARTCARD READER
■ GENERAL DESCRIPTION
– This is an analog front end dedicated to contact-
less Smartcards reader chip set.
– This interface complies with ISO 14443-2 Type
B: powering, data transfer from reader to card
with amplitude modulation, data transfer from
card to reader with load modulation.
■ MAIN FEATURES
– Supply voltage: 12 V
– Modulation: 10% ASK
– Data transfer to card: up to 424 KBit/second
– Data transfer to reader: up to 424 KBit/second
– Qu ar tz o s c illator 13.56 MH z ± 100 ppm
FUNCTION: DECODER AND FRAME
FORMATING FOR CONTACTLESS
SMARTCARD READERS
■ GENERAL DESCRIPTION
– This is an FPGA dedicated to contactless Smart-
cards reader chip set. This interface complies
with ISO 14443-3 Type B
■ MAIN FEATURES
– Supply voltage: 3.3 V
– Programmable data transfer from reader to card
– 106 KBit/second, 212 KBit/second and 424 KBit/
second
– Programmable data transfer from card to reader
– 106 KBit/second, 212 KBit/second and 424 KBit/
second
– 8 bit parallel interface for MCU
1
January 2001
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ST16-19RFRDCS010
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Figure 1 Contactless Reader Architecture with MCU
ANALOG
FRONT END
MICRO
CONTROLLER
DIN/DO UT(7:0)
424 KBit/ second
BPSK
DECODER
CRC
ASK
CODER
FIFO
256 Bytes
FRAME
PROCESSING
FLOW DATA CONTROL
FPGA
S
M
A
R
T
C
A
R
D
SCP 250a/PRZ