GP2W0112YP GP2W0112YP IrDA Transceiver Module Compliant with IrDA1.2 Low Power ■ Features ■ Outline Dimensions 1. Compliant with IrDA1.2 low power 2. Integrated package of transmitter/receiver. (7.9×2.85×height 2.15mm) 3. Low voltage operation (VCC : 1.7 to 2.5V) 4. Low dissipation current due to shut-down function (Dissipation current at shut-down mode:Max. 0.1µA) 5. Soldering reflow type 6. Shield type 2.85±0.3 2.75±0.3 5.7 +0.3 0.8−0.2 Center of emitter 2.78±0.3 (Ta=25°C) 0 to 6.0 60 −40 to +85 −40 to +85 260 Unit V V mA °C °C °C 1 2 3 4 5 6 7 8 8-0.4 P0.95×7=6.65 0.6±0.3 Rating 0 to 5.0 0.35 Symbol VCC VLEDA IFM Topr Tstg Tsol 1.05±0.3 .0 Center of detector ■ Absolute Maximum Ratings 2.1±0.3 φ2 .2 φ2 1. Cellular phones, PHS 2. Personal information tools 1.5±0.3 7.9±0.3 5.2 2.15±0.3 2.5 ■ Applications Parameter Supply voltage LED Supply voltage *1 Peak forward current Operating temperature Storage temperature *2 Soldering temperature (Unit : mm) 8-0.6 *1 Pulse width 78.1µs, Duty ratio:3/16 *2 For MAX. 10s 8 7 6 5 4 3 2 1 P0.95×7=6.65 ■ Recommended Operating Conditions 1 Parameter Symbol Rating Supply voltage VCC 1.7 to 2.5 Transmission rate BR 2.4 to 115.2 High level input voltage (SD terminal) VIHSD VCC×0.8 to VCC VILSD 0 to VCC×0.2 Low level input voltage (SD terminal) *3 High level input voltage (TXD) VIHTXD VCC×0.8 to VCC *3 Low level input voltage (TXD) VILTXD 0 to VCC×0.2 3 Unit V kb/s V V V V 2 4 NC VCC NC GND 5 6 7 8 SD RXD TXD LEDA ❈Unspecified tolerance:±0.2mm ❈ Au plate *3 Refer to Fig.8 Notice In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. Internet Internet address for Electronic Components Group http://sharp-world.com/ecg/ GP2W0112YP ■ Electro-optical Characteristics Transmitter side Receiver side Parameter Dissipation current at no input signal Symbol MIN. (Ta=25°C, VCC=1.7 to 2.5V) Unit TYP. MAX. − 90 120 µA VCC=1.8V, output terminal open No input light, VIHSD=VCC − 0.01 0.1 µA VCC−0.4 − 1.28 − − − − − − − − 0.4 6.0 50 50 V V µs tf IOH=200µA*4 IOL=200µA*4 BR=115.2kb/s, φ≤15˚*4 BR=115.2kb/s, CL=10pF*4 BR=115.2kb/s, CL=10pF*4 L BR=115.2kb/s, φ≤15˚*4 21 − − cm IE BR=115.2kb/s, φ≤15˚, VCC=1.8V*5 (VLEDA=3.6V, VIHTXD=1.5V) 4.0 850 − 870 25 900 mW/sr nm ICC S/D dissipation current ICC-S High level output voltage Low level output voltage Low level pules width Rise time Fall time VOH VOL tw tr Maximum communication distance Radiant intensity Peak emission wavelength Conditions VCC=1.8V, No input light, output terminal open, VILSD=0V λp *4 Refer to Fig.4, 5, 6 *5 Refer to Fig.7, 8, 9 Fig.1 Recommended External Circuit 1 2 3 4 5 6 7 8 1 CX 2 3 4 5 6 7 8 + RX VCC ∗I/O Truth table TXD SD High Low Low GND LED Receiver ON Don't care IrDA signal OFF No signal High Don't care OFF Don't care ∗RXD Eruivalent circuit TR1 TR2 260kΩ typ. RXD SD TR1 − OFF ON OFF TR2 − ON OFF OFF RXD TXD RXD Not valid Low High Pull-up NC VCC NC GND SD RXD TXD LEDA VLEDA Components Recommended values CX 1µF/6.3V (Note) (Note) Please choose the most suttable CX according to the noise level and noise frequency of power supply. Depend on noise level and noise frequency of power supply. CX does not work well. there are cases that some pulse noises from RXD other than signal will occur in certain communication area. Please check by fihish product that there are no problem at all communication area and all data rate. If there are any problem, please check by inserting RX (1 to 10Ω) in the circuit drawing. Pin 1 and Pin 3 , are not connected internally. ns ns GP2W0112YP Fig.2 System Configuration + LEDA CX VCC 2 1 3 Encoder circuit TXD GP2W0112YP UART 4 5 3 RXD Decoder circuit SD GND SD input Low High Performance Normal mode Shut down mode Fig.3 Example of Signal Waveform 1 Transmitting data 2 Encoder output 3 Optical signal 4 GP2W0112YP output 5 Receiving data T= T T 0 1 0 1 1 0 1 3T/16 0 1 Transfer rate Transfer rate ; 2.4kb/s,9.6kb/s,19.2kb/s,38.4kb/s,57.6kb/s,115.2kb/s GP2W0112YP Fig.4 Input Signal Waveforrm (Receiver side) T1 T1 T2 Transmitter radiant intensity 3.6mW/sr At BR=2.4kb/s:T1=416.7µs, T2=78.1µs At BR=115.2kb/s:T1=8.68µs, T2=1.63µs Fig.5 Output Waveform Specification (Receiver side) tf Fig.6 Standard Optical System (Receiver side) Ee : Light detector face illuminance<10 lx tr Transmitter VOH * φ GP2W0112YP φ 90% Oscilloscope 50% L 10% VOL φ : Indicates horizontal and vertical directions. tw * Transmitter shall use GP2W0112YP (λp=870nm TYP.) which is adjusted the radiation intensity at 3.6mW/sr Fig.7 Output Waveform Specification (Transmitter side) 90% IE 10% tr tf GP2W0112YP Fig.8 Standard Optical System (Transmitter side) φ GP2W0112YP Detector for measuring radiant intensity φ φ : Indicates horizontal and vertical directions. Fig.9 Recommended Circuit of Transmitter side VLEDA=3.3V LEDA 1.63µs TXD GP2W0112YP VINTX=1.5V BR=115.2kb/s GP2W0112YP Fig.10 Recommended PCB Foot Pattern Dimensions are shown for reference 1.05 (Unit : mm) 1.55 Center of mounting area 2 2.0 1.1 1 3 4 8 0.6 7 6 5 4 3 2 1.55 0.1 5 6 7 8 1 Terminal NC (Connectable to GND) VCC NC (Connectable to VCC) Ground Shutdown Receiver data output Transmitter data input LED anode Symbol NC VCC NC GND SD RXD TXD LEDA ❈ Connect foot pattern of shield case to GND pattern 0.475 1.425 2.375 3.325 Fig.11 Recommended Size of Solder Creamed Paste (Reference) Please open the solder mask as below so that the size of solder creamed paste for this device before reflow soldering must be as large as one of the foot pattern land indicated Fig.10 1.55 0.6 0.475 1.425 2.375 3.325 : Solder paste area 1.55 2.0 0.1 1.1 (Unit:mm) NOTICE ● The circuit application examples in this publication are provided to explain representative applications of SHARP devices and are not intended to guarantee any circuit design or license any intellectual property rights. SHARP takes no responsibility for any problems related to any intellectual property right of a third party resulting from the use of SHARP's devices. ● Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. SHARP reserves the right to make changes in the specifications, characteristics, data, materials, structure, and other contents described herein at any time without notice in order to improve design or reliability. Manufacturing locations are also subject to change without notice. ● Observe the following points when using any devices in this publication. SHARP takes no responsibility for damage caused by improper use of the devices which does not meet the conditions and absolute maximum ratings to be used specified in the relevant specification sheet nor meet the following conditions: (i) The devices in this publication are designed for use in general electronic equipment designs such as: - - - Personal computers - -- Office automation equipment - -- Telecommunication equipment [terminal] - - - Test and measurement equipment - - - Industrial control - -- Audio visual equipment - -- Consumer electronics (ii) Measures such as fail-safe function and redundant design should be taken to ensure reliability and safety when SHARP devices are used for or in connection with equipment that requires higher reliability such as: - -- Transportation control and safety equipment (i.e., aircraft, trains, automobiles, etc.) - - - Traffic signals - - - Gas leakage sensor breakers - - - Alarm equipment - -- Various safety devices, etc. (iii)SHARP devices shall not be used for or in connection with equipment that requires an extremely high level of reliability and safety such as: - - - Space applications - -- Telecommunication equipment [trunk lines] - -- Nuclear power control equipment - -- Medical and other life support equipment (e.g., scuba). ● If the SHARP devices listed in this publication fall within the scope of strategic products described in the Foreign Exchange and Foreign Trade Law of Japan, it is necessary to obtain approval to export such SHARP devices. ● This publication is the proprietary product of SHARP and is copyrighted, with all rights reserved. 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