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TDA7801

Name: TDA7801
Rating: 4.7 (12 reviews)

IC AMP D QUAD 72W 27FLEXIWATT

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Mfr。パート #TDA7801
パッケージ
データシート TDA7801 DataSheet
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仕様

Package	Tube
ProductStatus	Active
Type	Class D
OutputType	4-Channel (Quad)
MaxOutputPowerxChannels@Load	72W x 4 @ 2Ohm
Voltage-Supply	8V ~ 18V
Features	Digital Inputs, I²C, I²S, Mute, Short-Circuit and Thermal Protection, Standby
MountingType	Through Hole
OperatingTemperature	-40°C ~ 105°C (TA)
SupplierDevicePackage	27-Flexiwatt (Vertical)

概要

Description

The TDA7801 is an automotive audio processor developed by STMicroelectronics, designed to enhance the audio experience in vehicles. It integrates multiple functions including digital signal processing (DSP), equalization, volume control, and various audio effects. The chip supports multiple audio input sources, such as radio, CD, and Bluetooth, making it versatile for modern car audio systems.
Key features include a high-performance ADC, multiple output channels for driving speakers, and support for digital audio formats. The TDA7801 is built to withstand the harsh automotive environment, with features such as low power consumption and thermal management. Its flexibility allows for customizable sound profiles, enabling manufacturers to tailor the audio output to specific vehicle models.
Overall, the TDA7801 serves as a robust solution for enhancing in-vehicle audio quality and providing a rich listening experience, meeting the demands of modern automotive applications.

Features

The TDA7801 is a high-performance automotive audio processor designed for multi-channel applications. Key features include:
1. Multi-channel Processing: Supports up to 5.1 surround sound configurations.
2. Integrated Amplifier: Built-in Class D amplifier for efficient power delivery.
3. Flexible Equalization: Advanced DSP for customizable equalization and sound enhancement.
4. Digital Inputs: Supports various digital audio interfaces such as I2S and TDM.
5. High Signal-to-Noise Ratio (SNR): Ensures high-quality audio playback.
6. Low Distortion: Designed for minimal audio distortion, enhancing sound clarity.
7. Thermal Protection: Integrated features to prevent overheating.
8. Advanced Features: Includes features like bass management and channel mixing.
9. Robust Design: Suitable for automotive applications with a wide temperature range.
These features make the TDA7801 an ideal choice for modern automotive audio systems, providing enhanced audio quality and flexibility.

Package

The TDA7801 is typically packaged in a LQFP (Low-Profile Quad Flat Package) type, specifically the LQFP-64 variant. This package type features a flat square shape with leads on all four sides, allowing for efficient heat dissipation and easy mounting on printed circuit boards.

Pinout

The TDA7801 is a multi-channel audio processor typically used in automotive applications. It features a 28-pin package (TQFP) and includes various functionalities such as audio processing, mixing, and equalization.
Pin Functions:
1. Power Supply Pins (VDD, GND): Power supply and ground connections.
2. Input Pins: For audio input signals, including line and microphone inputs.
3. Output Pins: For audio output signals to speakers and other devices.
4. Control Pins: For configuration and control, including mode selection and serial communication (I2C/SPI).
5. Filter and Gain Control Pins: For adjusting audio characteristics like gain and filtering.
6. Diagnostic Pins: For fault detection and status reporting.
The TDA7801 supports various audio formats and is designed to enhance sound quality in automotive systems. Its integration of multiple functions reduces component count and space, making it efficient for car audio applications.

Manufacturer

The TDA7801 is manufactured by STMicroelectronics, a multinational company specializing in semiconductor solutions. STMicroelectronics is a leading manufacturer in the electronics industry, known for producing a wide range of products including integrated circuits, sensors, and microcontrollers. The company serves various markets, including automotive, industrial, consumer electronics, and communication. STMicroelectronics is recognized for its innovation and commitment to developing advanced technologies, contributing to applications in energy efficiency, connectivity, and smart systems.

Application

The TDA7801 is primarily used in automotive audio applications, serving as a multi-channel audio processor. Its application areas include car entertainment systems, digital signal processing for audio enhancement, and integration with navigation and communication systems. It supports various audio formats and provides features like equalization, volume control, and sound processing, making it suitable for modern in-vehicle infotainment systems.

Equivalent

The TDA7801 is a multi-channel audio amplifier and processor typically used in car audio applications. Equivalent products include the TDA7850, TDA7851, and TDA7852 from NXP Semiconductors, which offer similar functionalities and features for automotive audio systems. Other alternatives may include products from manufacturers like Texas Instruments and Analog Devices, though specific equivalents may vary in features and specifications. Always check the datasheets for compatibility and specifications.