irm-2638h1 Everlight Electronics Co., Ltd., irm-2638h1 Datasheet - Page 5

• Manufacturer Part Number: irm-2638h1
• Description: Infrared Remote-control Receiver Module
• Manufacturer: Everlight Electronics Co., Ltd.

Block Diagram：
Application Circuit：
Modulated IR signal
Carrier frequency f0
Everlight Electronics Co., Ltd.
Device No：SZDMO-026-040
min 10 pulses
Fig.-2 Measuring Method
Standard Transmitter
RC Filter should be connected closely between Vcc pin and GND pin.
IN
20cm
EVERLIGHT ELECTRONICS CO.,LTD.
Oscillator
Input
10k
10uF
Oscilloscope
+5.0± 0.1V
http:\\www.everlight.com
Prepared date:13-Jun-2006
Vout
CGA & filter
AGC/ATC & digital control
GND
Standard Transmitter
Vs
Fig.-3
Demodulator
θ: Angle Of Horizontal & Vertical Direction
Measuring System
L: Transmission Distance
Prepared by：Meijuan Zhang
Rev 1
D.U.T
IRM-2638H1
OUT
GND
OUT
Page: 5 of 9
Vcc
Vout
µC