irm-2738f4 Everlight Electronics Co., Ltd., irm-2738f4 Datasheet - Page 5

• Manufacturer Part Number: irm-2738f4
• 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：DMO-027-284
min 10 pulses
Fig.-2 Measuring Method
Standard Transmitter
IN
20cm
EVERLIGHT ELECTRONICS CO.,LTD.
Oscillator
Input
10k
10uF
Oscilloscope
+5.0± 0.1V
http:\\www.everlight.com
Prepared date：07-20-2005
Vout
CGA & filter
Duty=0.5
AGC/ATC & digital control
GND
Standard Transmitter
Vs
Fig.-3
Demodulator
θ: Angle Of Horizontal & Vertical Direction
Measuring System
Prepared by：
Rev 2
L: Transmission Distance
D.U.T
IRM-2738F4
OUT
GND
OUT
Carryll Hsu
Vcc
Page: 5 of 9
Vout
µC