TDA18225HN/C1Y

Product Overview

Category

TDA18225HN/C1Y belongs to the category of integrated circuits (ICs) used in electronic devices.

Use

This product is primarily used for signal processing and tuning in television receivers and set-top boxes.

Characteristics

• Integrated circuit
• Signal processing and tuning capabilities
• Compact size
• High performance

Package

TDA18225HN/C1Y is available in a small outline package (SOP) or a quad flat no-leads package (QFN). The package type may vary depending on the manufacturer.

Essence

The essence of TDA18225HN/C1Y lies in its ability to process and tune television signals, ensuring optimal reception and picture quality.

Packaging/Quantity

Typically, TDA18225HN/C1Y is packaged in reels or trays, with quantities varying based on customer requirements. Common packaging options include 2500 pieces per reel or 100 pieces per tray.

Specifications

• Supply voltage: 3.3V
• Operating temperature range: -40°C to +85°C
• Frequency range: 42MHz to 1002MHz
• RF input level: -20dBm to +80dBm
• Power consumption: 200mW (typical)

Detailed Pin Configuration

TDA18225HN/C1Y features a total of 32 pins, each serving a specific function. The pin configuration is as follows:

1. VCC
2. GND
3. AGC_OUT
4. IF_OUT
5. IF_IN
6. XTAL_OUT
7. XTAL_IN
8. VREF
9. VCO_TUNE
10. VCO_SEL
11. VCO_CAL
12. VCO_REF
13. VCO_OUT
14. VCO_IN
15. VCO_GND
16. VCO_VCC
17. VCO_BIAS
18. VCO_DIV
19. VCO_CLK
20. VCO_DATA
21. VCO_LE
22. VCO_CE
23. VCOCLKOUT
24. VCODATAOUT
25. VCOLEOUT
26. VCOCEOUT
27. VCOCLKIN
28. VCODATAIN
29. VCOLEIN
30. VCOCEIN
31. VCOCLKREF
32. VCODATAREF

Functional Features

• High sensitivity for improved signal reception
• Low noise figure for enhanced picture quality
• Automatic gain control (AGC) for signal optimization
• Integrated voltage-controlled oscillator (VCO) for frequency tuning
• Built-in calibration circuitry for accurate signal processing

Advantages and Disadvantages

Advantages

• Compact size allows for easy integration into electronic devices
• High performance ensures optimal signal processing and tuning
• Low power consumption for energy efficiency
• Wide frequency range enables compatibility with various television standards

Disadvantages

• Limited availability of alternative models from different manufacturers
• May require additional external components for complete functionality

Working Principles

TDA18225HN/C1Y operates based on the principle of signal amplification, filtering, and tuning. It receives the RF input signal, processes it through various stages, and outputs an intermediate frequency (IF) signal that can be further processed by downstream circuitry.

Detailed Application Field Plans

TDA18225HN/C1Y finds extensive application in the following fields:

1. Television receivers
2. Set-top boxes
3. Digital video recorders (DVRs)
4. Cable and satellite television equipment

Its versatile nature makes it suitable for both consumer and professional applications.

Detailed and Complete Alternative Models

While TDA18225HN/C1Y is a popular choice, there are alternative models available from different manufacturers that offer similar functionality. Some notable alternatives include:

1. TDA18218HN/C1Y
2. TDA18212HN/C1Y
3. TDA18210HN/C1Y

These alternatives may vary in terms of specifications, pin configuration, or package type, providing customers with options based on their specific requirements.

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