Order this document by MC3373/D REMOTE CONTROL WIDEBAND AMPLIFIER WITH DETECTOR The MC3373 is intended for application in infrared remote controls. It provides the high gain and pulse shaping needed to couple the signal from an IR receiver diode to the tuning control system logic. • High Gain Pre–Amp • • • • • • • • • • SEMICONDUCTOR TECHNICAL DATA Envelope Detector for PCM Demodulation Simple Interface to Microcomputer Remote Control Decoder Use with Tuned Circuit for Narrow Bandwidth, Lower Noise Operation Minimum External Components Wide Operating Supply Voltage Range 8 8 Low Current Drain 1 1 Improved Retrofit for NEC Part No. µPC1373 P SUFFIX PLASTIC PACKAGE CASE 626 MC14497 Recommended IR Transmitter D SUFFIX PLASTIC PACKAGE CASE 751 (SO–8) MLED81 Complementary Emitter MRD821 Complementary Detector Diode PIN CONNECTIONS Output 1 8 VCC Filter 2 7 Input Tank 3 6 Filter MAXIMUM RATINGS Rating Symbol Value Unit VCC 15 Vdc TA 0 to 75 °C Tstg –55 to +125 °C TJ 150 °C Device PD 1/θJA 1.25 10 W mW/°C MC3373P Supply Voltage Operating Temperature Range Storage Temperature Range Junction Temperature Power Dissipation, Package Rating Derate above 25°C 5 Ground Peak Hold 4 ORDERING INFORMATION Operating Temperature Range Plastic DIP TA = 0 to +75°C MC3373D Package SO–8 Figure 1. Remote Control Application 40 kHz Carrier + 9.0Vdc 1500µF (2) 1N914 + 12 Vdc + 455 kHz 1N 4001 10µF 100 MPS 6562 27 270 To Keyboard 100k 13 1.0k LED 150k 0.002 + 5.0 Vdc 1.0k 17 12 0.1 500 100 18 + 0.001 7 3 8 4 180k 2 16 220 MC14497 14 8 MPS 5172 MC3373P 11 4 5 6 7 3 9 (3) MLED71 Infrared Emitting Diodes 1 LITRONIX SFH206 Receiver Diode 5 6 Output MPS 5172 0.001 2 0.47 1N 914 18k 0.01 1N914 Motorola, Inc. 1995 MOTOROLA ANALOG IC DEVICE DATA 1