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| IrDA CND0201A Optical Transmission Module for IrDA Unit : mm Overview CND0201A is a high speed response, high reliability infrared data link device. It consists of a high speed GaAlAs infrared light emitting diode, a high speed PIN photodiode and a post processing IC, and they are housed in a single package. CND0201A is conformable to IrDA 1.2a Low Power Type 1.75 2.20.2 8.00.3 2.7 2.7 2.8 2.80.3 2.6 1.0 0.15 2-R1.1 Features Conformable to IrDA 1.2a Low Power Type (max. 115.2 kbps) Small size package Receiver latency time (max. 0.1 ms) Conformable to SMD 0.45 12345678 0.6 6.65 (7-0.95) Applications Cellular phone Peripheral devices for personal computers Digital still cameras 1: NU 2: NU 3: VCC 4: GND 5: SD 6: RXD 7: TXD 8: LEDA Absolute Maximum Ratings (Ta = 25C) Parameter Transmitter TX LED Peak forward current Data input voltage Supply voltage Receiver RX Output sinking current Data output voltage Temperature *1 Symbol Ratings IFP*1 VI IOL Topr Tstg 100 - 0.5 to VCC+0.5 10 0 to +70 -20 to +85 Unit mA V V mA V C C VCC - 0.5 to +7 VO - 0.5 to VCC+0.5 Operating ambient temperature Storage temperature Duty ratio 20%, pulse width 90 s 1 CND0201A Electro-Optical Characteristics (Ta = 25C, VCC = 3V) Parameter Operating supply voltage Supply current (Receiver) Supply current (shut down) Data rates Peak emission wavelength LED Peak current Radiant intensity TX "H" Level "L" Level p IFP ICH ICL VIH VIL tr, tf Lmax Lmax VOH VOL 20 30 VCC - 0.5 0.5 "H" Level "L" Level 2.5 0 15 3.6 IrDA Symbol VCC ICC ICCSD Conditions min 2.7 typ 3.0 0.4 10 max 3.6 0.5 200 115.2 900 28.8 0.3 VCC 0.5 30 600 Unit V mA nA kbps nm mA mW/sr W/sr V V deg. ns cm cm V V 2.4 850 870 25 High level input voltage Low level input voltage Half angle Rise time, fall time Maximum transfer distance RX High level output voltage Low level output voltage Block Diagram VCC TXD RXD Shut down 8 : LEDA 7 : TXD 6 : RXD 5 : SD 4 : AGND 3 : VCC C2 2 : NU 1 : NU LED Comparator Shield VCC C1 Amp. PD 2 |
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