RADIO FREQUENCY IDENTIFICATION SYSTEMS HF Reader System Series 6000 S6700 Multi-Protocol Transceiver IC The S6700 Multi Protocol Transceiver IC enables a broad range of 13.56MHz RFID interrogator designs for portable and stationary readers. This low power consumption device supports multiple RF communication protocols, minimizes onboard power requirements and reduces parts count in a final reader product. Part number RI-R6C-001A Operating Frequency 13.56MHz Supported RF Communication Protocols - Operating Voltage 3.3V - 5V DC ± 10% Current Consumption Transmit: < 200 mA Stand-by: - Oscillator on < 15 mA - Oscillator off < 50 µA Tag-it HF ISO 15693-2 (e.g. Tag-it HF-I) ISO 14443-2 (Type A) Transparent (directly switched according to input pin) Transmitter power 200mW at 5V DC operating voltage Transmitter modulation ASK, 10% to 100% selectable through external components Antenna Impedance 50 Ohm at 13.56MHz Receive channels ASK 423.75kHz, ASK 847kHz, FSK 423.75kHz/484.29kHz selectable Communication Interface Serial interface, CMOS compatible Operating Temperature -40°C to +85°C Storage Temperature -55°C to +125°C Package / Pincount SSOP 20 Packing / Delivery Tape-on-Reel, 1500 units per reel Recommended application schematic ANTENNA L1 L2 Pin description L3 COAX R1 C1 C2 C3 C4 VCC 1 L4 C5 C1 47pF C2 10pF C3 10nF C4 47pF C5 10µF Tantalum C6 100nF C7 22pF C8 100nF C9 22pF C10 100nF L1 2.7µH (Q-60) L2 2.7µH (Q-60) L3 5.6µH (Q-60) L4 3.3µH (Q-60) R1 2.2kΩ R2 18Ω 2 C6 3 C7 R2 4 5 6 7 XTAL 13.56 MHz C9 8 9 10 VDD_TX RX_IN TX_OUT VSS_RX VDD_RX VSS_DIG XTAL_CLK C8 17 16 XTAL1 XTAL2 19 18 R_MOD VSS_TX 20 SCLOCK M_ERR DIN VDD_DIG DOUT 15 VCC 14 µC 13 12 VCC 11 C10 Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Symbol VDD_TX TX_OUT R_MOD VSS_TC XTAL1 XTAL2 VSS_DIG XTAL_CLK Not used Not used DOUT VDD_DIG DIN M_ERR SCLOCK Not used VDD_RX Not used VSS_RX RX_IN Description Transmitter power supply Output transistor drain connection External resistor to set 10% modulation depth mode Transmitter section ground Pin 1 of Xtal resonator Pin 2 of Xtal resonator, external clock input Digital section ground Buffered output of Xtal oscillator Grounded for normal operation Grounded for normal operation Data output for serial link Digital section power supply Data input for serial link Manchester Protocol error flag Serial link clock Leave open for normal operation Receiver section power supply Leave open for normal operation Receiver section ground Receiver input For more information, contact the sales office or distributor nearest you. This contact information can be found on our web site at: http://www.ti-rfid.com Texas Instruments reserves the right to change its products and services at any time without notice. TI provides customer assistance in various technical areas, but does not have full access to data concerning the uses and applications of customers products. Therefore, TI assumes no responsibility for customer product design or for infringement of patents and/or the rights of third parties, which may result from assistance provided by TI. © Copyright 2002 Texas Instruments Incorporated. 11-07-22-001 09/02