CHQ1838 Infrared Receiver

Overview

The CHQ1838 Infrared Receiver suitable for projects that involve infrared remote control systems. It is widely used in remote control equipment and products like audio visual equipment and home appliances. It is designed to be reliable and easy to use. It is need to connect it to the appropriate output and input pins on the Arduino or Raspberry Pi for it to function. It has only 3 connections: power, ground and signal out.

Features 

• Photo detector and pre amplifier in one package 
• Internal filter for PCM frequency
• Inner shield, good anti-interference ability 
• Improved shielding against ambient light 
• 3.0 V or 5.0 V supply voltage; low power consumption 
• TTL and CMOS compatibility 
• 8 ms data pause time codes are acceptable

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