SGS Thomson Microelectronics STRF0000 Datasheet

STRF0000

CONTACTLESS READER CHIP SET

DATA BRIEFING

FUNCTION: ANALOG FRONT END FOR CONTACTLESS SMARTCARD READER

■ GENERAL DESCRIPTION

– This is an analog front end dedicated to contact-

less Smartcards.

– 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.

■ MAIN FEATURES

– Supply voltage: from 5 V to 15 V – Modulation: 10% ASK – Data transfer to card: up to 424 KBit/second – Data transfer to reader: up to 424 KBit/second – DC subcarrier output level – 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-

card. 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 – Programmable SCI interface from 4800 to 115

KBit/second

October 1999

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 25 87 29

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STRF0000

Figure 1 Contactless Reader Architecture

424 KBit/ s econd

Serial Interface

RS232

USB

ANALOG

FRONT END

BPSK

DECODER

ASK

CODER

FRAME

PROCESSING

FIFO

256 Bytes

CRC

FPGA

DIN/DOUT(7:0)

FLOW DATA CONTROL

ST92163

MICRO

CONTROLLER

128 KBytes

Flash Memory

User Software

128 KBytes

Flash Memory

Library

SCP 159a/PRZ

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