IRM-H238-TR2 Everlight Electronics Co., Ltd., IRM-H238-TR2 Datasheet - Page 5

• Manufacturer Part Number: IRM-H238-TR2
• Description: Infrared Remote-control Receiver Module
• Manufacturer: Everlight Electronics Co., Ltd.

Carrier frequency f0
Modulated IR signal
Fig.-2 Measuring Method
Block Diagram：
Application Circuit：
min 10 pulses
Everlight Electronics Co., Ltd.
Device No：DMO-238-377
Standard Transmitter
IN
RC Filter should be connected closely between Vcc pin and GND pin.
20cm
Oscillator
EVERLIGHT ELECTRONICS CO.,LTD.
Input
10k
10uF
Oscilloscope
+5.0± 0.1V
Prepared date：11-24-2006
http:\\www.everlight.com
Vout
CGA & filter
AGC/ATC & digital control
GND
Standard Transmitter
Fig.-3
Vs
IRM-H2xx/TR2 SERIES
Demodulator
Measuring System
θ: Angle Of Horizontal & Vertical Direction
Rev 2
L: Transmission Distance
Prepared by：Cindy Lin
D.U.T
OUT
GND
Page: 5 of 12
OUT
Vcc
Vout
µC