TFBS4711-TR1

Product Summary

The TFBS4711-TR1 is a low profile, Infrared Data Transceiver module. The TFBS4711-TR1 supports IrDA data rates up to 115.2 kbit/s (SIR). The TFBS4711-TR1 consists of a PIN photodiode, an infrared emitter (IRED), and a low-power CMOS control IC to provide a total frontend solution in a single package. Applications are (1)Ideal for Battery Operated Devices; (2)PDAs; (3)Mobile Phones; (4)Electronic Wallet (IrFM); (5)Notebook Computers; (6)Digital Still and Video Cameras; (7)Printers, Fax Machines, Photocopiers, Screen Projectors; (8)Data Loggers; (9)External Infrared Adapters (Dongles); (10)Diagnostics Systems; (11)Medical and Industrial Data Collection Devices; (12)Kiosks, POS, Point and Pay Devices; (13)GPS; (14)Access Control; (15)Field Programming Devices.

Parametrics

TFBS4711-TR1 absolute maximum ratings: (1)Supply voltage range, all states VCC: - 0.5 to + 6.0 V; (2)Input current For all Pins except IRED Anode Pin ICC: 10.0 mA; (3)Output sink current, Rxd: 25.0 mA; (4)Average output current, pin 1 20 % duty cycle IIRED (DC): 80 mA; (5)Repetitive pulsed output current < 90 μs, ton < 20 % IIRED (RP): 400 mA; (6)IRED anode voltage, pin 1 VIREDA: - 0.5 to + 6.0 V; (7)Voltage at all inputs and outputs Vin > VCC is allowed VIN: - 0.5 to + 6.0 V; (8)Ambient temperature range (operating)Tamb: - 30 to + 85 °C; (9)Storage temperature range Tstg: - 40 to + 100 °C; (10)Soldering temperature See Recommended Solder Profile: 240 °C.

Features

TFBS4711-TR1 features: (1)Compliant with the latest IrDA physical layer low power specification ( 9.6 kbit/s to 115.2 kbit/s); (2)Typical Link distance on-axis up to 1 m; (3)Remote Control - transmit distance up to 8 meters; (4)Tri-State Receiver Output, floating in shutdown with a weak pull-up; (5)Constant Rxd output pulse width (2 μs typical); (6)Meets IrFM Fast Connection requirements; (7)Split power supply, an independent, unregulated supply for IRED Anode and a well regulated supply for VCC; (8)Directly Interfaces with Various Super I/O and Controller Devices and Encoder/ Decoder such as TOIM4232.

Diagrams