TDA18256HN/C1Y

Product Overview

Category

TDA18256HN/C1Y belongs to the category of integrated circuits (ICs) specifically designed for television and radio reception.

Use

This product is primarily used in digital television applications, providing high-quality reception and decoding capabilities.

Characteristics

• Integrated circuit designed for TV and radio reception
• High-performance signal processing capabilities
• Supports various digital television standards
• Compact size for easy integration into electronic devices

Package

TDA18256HN/C1Y is available in a small outline package (SOP), which ensures efficient heat dissipation and facilitates surface mount assembly.

Essence

The essence of TDA18256HN/C1Y lies in its ability to receive and process television signals, enabling clear and reliable audiovisual output.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of TDA18256HN/C1Y ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Operating voltage: 3.3V
• Frequency range: 48MHz - 862MHz
• Input impedance: 75Ω
• Power consumption: <500mW
• Output format: Digital (MPEG2/MPEG4)
• Operating temperature: -40°C to +85°C

Detailed Pin Configuration

The TDA18256HN/C1Y IC features the following pin configuration:

1. VCC
2. GND
3. RF_IN
4. IF_OUT
5. AGC_OUT
6. SDA
7. SCL
8. RESET
9. XTAL
10. DVDD
11. AVDD
12. DVSS
13. AVSS
14. GPIO1
15. GPIO2
16. GPIO3
17. GPIO4

Functional Features

• High sensitivity and selectivity for improved signal reception
• Automatic Gain Control (AGC) for optimal signal strength adjustment
• Integrated digital demodulator for decoding various television standards
• Low power consumption for energy-efficient operation
• Support for advanced features such as channel scanning and program information retrieval

Advantages and Disadvantages

Advantages

• Excellent signal processing capabilities
• Compact size for easy integration into electronic devices
• Wide frequency range for compatibility with different broadcasting standards
• Low power consumption for energy efficiency

Disadvantages

• Limited to digital television applications
• Requires additional external components for complete system integration
• May require specialized knowledge for proper configuration and usage

Working Principles

TDA18256HN/C1Y operates by receiving RF signals through the RFIN pin, which are then processed and amplified. The integrated digital demodulator decodes the received signals into digital audio and video streams. These streams are further processed and outputted through the IFOUT pin for further utilization.

Detailed Application Field Plans

TDA18256HN/C1Y finds extensive application in the following fields:

1. Digital television receivers
2. Set-top boxes
3. Digital video recorders (DVRs)
4. Television tuner modules
5. Multimedia devices with TV reception capabilities

Detailed and Complete Alternative Models

1. TDA18250HN/C1Y
2. TDA18252HN/C1Y
3. TDA18254HN/C1Y
4. TDA18258HN/C1Y

These alternative models offer similar functionality and characteristics to TDA18256HN/C1Y, providing flexibility in design and implementation options.

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