IRM-2638: Product Overview and Specifications

Introduction

IRM-2638 is a versatile integrated circuit that belongs to the category of infrared remote control receiver modules. This component is widely used in various electronic devices for receiving and decoding infrared signals from remote controls. In this entry, we will provide an overview of IRM-2638, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Infrared Remote Control Receiver Module
• Use: Receiving and decoding infrared signals from remote controls
• Characteristics: High sensitivity, low power consumption, compact size
• Package: Standard DIP package
• Essence: Infrared signal reception and decoding
• Packaging/Quantity: Typically supplied in reels or tubes, quantity varies based on supplier

Specifications

• Operating Voltage: 2.7V to 5.5V
• Carrier Frequency: 38kHz
• Supply Current: 0.35mA (Typical)
• Operating Temperature: -25°C to 85°C
• Output Signal: TTL compatible active low
• Detection Range: Up to 10 meters

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground connection
3. OUT: Output signal
4. VS: Supply voltage for internal circuitry
5. AGC: Automatic Gain Control
6. NC: No Connection

Functional Features

• High sensitivity to infrared signals
• Low power consumption for energy-efficient operation
• Integrated automatic gain control for improved performance
• Compatible with standard TTL logic levels
• Wide operating temperature range for versatility

Advantages and Disadvantages

Advantages

• Reliable reception and decoding of infrared signals
• Compact size for easy integration into various electronic devices
• Low power consumption prolongs battery life in portable devices

Disadvantages

• Limited operating range compared to some other infrared receivers
• Susceptible to interference from ambient light sources

Working Principles

The IRM-2638 operates by detecting modulated infrared signals at the specified carrier frequency. Upon reception, the module decodes the signal and provides a corresponding output to the connected microcontroller or device.

Detailed Application Field Plans

• Consumer electronics: TVs, air conditioners, audio systems
• Home automation: Remote-controlled lighting, smart home devices
• Industrial control systems: Infrared remote-controlled machinery
• Automotive: In-car entertainment systems, remote keyless entry

Detailed and Complete Alternative Models

• TSOP38238: Similar infrared receiver module with comparable specifications
• SFH5110-38: Alternative component with different pin configuration but similar functionality
• TSMP58000: Surface-mount infrared receiver with high sensitivity and wide operating voltage range

In conclusion, IRM-2638 is a reliable and efficient infrared remote control receiver module suitable for a wide range of applications. Its high sensitivity, low power consumption, and compact size make it a popular choice for designers and engineers seeking to incorporate infrared remote control capabilities into their products.

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