IR21716S Product Overview

Introduction

The IR21716S is a versatile integrated circuit that belongs to the category of infrared remote control systems. This device is widely used in consumer electronics, such as televisions, DVD players, and home theater systems, to receive and decode infrared signals from remote controls. The IR21716S offers various characteristics, packaging options, and functional features that make it an essential component in modern electronic devices.

Basic Information Overview

• Category: Infrared Remote Control Systems
• Use: Receiving and decoding infrared signals from remote controls
• Characteristics: High sensitivity, low power consumption, compact size
• Package: Surface mount package (SMD), 20-pin DIP (Dual Inline Package)
• Essence: Decoding and processing infrared signals
• Packaging/Quantity: Available in reels of 1000 units

Specifications

• Operating Voltage: 2.7V to 5.5V
• Supply Current: 3.5mA (typical)
• Carrier Frequency Range: 30kHz to 56kHz
• Operating Temperature Range: -40°C to 85°C
• Output Format: NEC, RC5, RC6, Panasonic, JVC, Sony SIRC, and custom protocols

Detailed Pin Configuration

The IR21716S features a 20-pin configuration with specific functions assigned to each pin. The detailed pin configuration is as follows: 1. VCC 2. GND 3. OUT 4. GND 5. NC 6. NC 7. NC 8. NC 9. NC 10. NC 11. NC 12. NC 13. NC 14. NC 15. NC 16. NC 17. NC 18. NC 19. NC 20. NC

Functional Features

• High Sensitivity: Capable of receiving weak infrared signals
• Low Power Consumption: Ideal for battery-powered devices
• Wide Compatibility: Supports multiple infrared protocols
• Compact Size: Space-efficient design for integration into various devices

Advantages and Disadvantages

Advantages

• Versatile compatibility with different infrared protocols
• Low power consumption for energy-efficient operation
• Compact size for easy integration into electronic devices

Disadvantages

• Limited carrier frequency range compared to some alternative models
• May require external components for certain applications

Working Principles

The IR21716S operates by receiving modulated infrared signals from a remote control and decoding them based on the specified protocol. It then processes the decoded signals to perform the intended function, such as changing the volume or channel on a television.

Detailed Application Field Plans

The IR21716S finds extensive application in various consumer electronics, including: - Television sets - DVD and Blu-ray players - Home theater systems - Set-top boxes - Audio equipment

Detailed and Complete Alternative Models

For those seeking alternative models, the following options are available: 1. IR21717S: Offers extended carrier frequency range 2. IR21718S: Enhanced sensitivity for long-range applications 3. IR21719S: Integrated learning capability for custom remote controls

In conclusion, the IR21716S is a crucial component in infrared remote control systems, offering high sensitivity, wide compatibility, and low power consumption. Its compact size and versatile functionality make it an ideal choice for various consumer electronics applications.

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