irm-3738s28-p Everlight Electronics Co., Ltd., irm-3738s28-p Datasheet - Page 5

• Manufacturer Part Number: irm-3738s28-p
• Description: Infrared Remote-control Receiver Module
• Manufacturer: Everlight Electronics Co., Ltd.

Block Diagram：
Application Circuit：
Modulated IR signal
Carrier frequency f0
min 6/10 pulses
Everlight Electronics Co., Ltd.
Device No：SZDMO-370-007
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
Prepared date：18-Oct-2005
http:\\www.everlight.com
Vout
CGA & filter
AGC/ATC & digital control
GND
Standard Transmitter
Vs
Fig.-3
Demodulator
θ: Angle Of Horizontal & Vertical Direction
Measuring System
Rev .1
Prepared by：Zhifang Pan
L: Transmission Distance
D.U.T
IRM-3738S28-P
OUT
GND
OUT
Page: 5 of 9
Vcc
Vout
µC