TEA6420

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Immerse yourself in rich, crystal-clear audio with TEA64

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TEA6420 數據表

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詳細說明

The TEA6420 is a quad channel audio switch and attenuator integrated circuit designed for use in automotive audio systems. It features four independent audio channels, each with an input and output, allowing for seamless switching between different audio sources. The TEA6420 also includes a digital volume control function, allowing for precise adjustment of audio levels. This feature is particularly useful in automotive applications where the audio levels may need to be adjusted frequently depending on driving conditions or personal preferences.In addition to the audio switching and volume control functions, the TEA6420 also includes a mute function, which can be activated on each channel individually. This allows for easy muting of specific audio channels when needed.The TEA6420 operates on a single 5V power supply and is designed to work in conjunction with a microcontroller or other control circuitry. It also includes built-in protection features to safeguard against short circuits and thermal overload.

主要特徵

  • 4-channel audio processor for car audio systems
  • Integrated surround sound and volume control
  • Selectable input gain for different audio sources
  • Soft mute function for noise reduction
  • 4-band tone adjustment for customized sound
  • 2-channel ADC and DAC converters

應用

  • Automotive audio systems
  • Home entertainment systems
  • Professional audio equipment
  • Telecommunication devices
  • Public address systems

規格

以下是所選零件的基本參數,涉及零件的特性及其所屬類別。

Manufacturer STMicroelectronics Product Category ! Analog Switches, Multiplexers, Demultiplexers
Type Audio Matrix Minimum Operating Temperature 0 C
Maximum Operating Temperature ! + 70 C Mounting Style Through Hole
Package / Case PDIP-24 Brand STMicroelectronics
Height 3.3 mm Length 31.75 mm
Product Type ! Video ICs Subcategory Video ICs
Width 6.6 mm Unit Weight 0.131925 oz

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。

初步規格 TEA6420 PDF 下載

常見問題解答

What is TEA6420?

The TEA6420 is a quad audio switch matrix designed for car audio systems by NXP Semiconductors. It provides audio inputs and outputs switching functions, making it suitable for applications such as car radios, amplifiers, and multimedia systems.

How Does TEA6420 Work?

The TEA6420 operates by selectively routing audio signals from multiple input sources to different output channels. It allows users to switch between various audio sources and control the output to different speakers or amplifiers, enhancing the flexibility and functionality of the car audio system.

How Many Pins does TEA6420 have and What are the Functions of the Pinout Configuration?

The TEA6420 is housed in a 32-pin QFP (Quad Flat Package) package. The pinout configuration includes:

  • VDD: Positive power supply pin.
  • GND: Ground pin.
  • IN1, IN2, IN3, IN4: Audio input pins.
  • OUT1, OUT2, OUT3, OUT4: Audio output pins.
  • VREF: Reference voltage input pin.
  • MODE: Mode select pin for control.
  • SEL1, SEL2, SEL3: Channel select pins.
  • MUTE: Mute control pin.

What are the Pros and Cons of TEA6420?

Pros:

  • Quad Audio Switching: Supports switching between four audio input sources to four output channels.
  • Enhanced Flexibility: Enables versatile audio routing and control in car audio systems.
  • Integrated Functions: Combines audio switching, mixing, and control features in a single chip.
  • Reliable Performance: Designed for automotive applications with robust performance and quality.
  • Space-saving Design: Compact package suitable for space-constrained environments.

Cons:

  • Complex Setup: Requires proper configuration and control for seamless audio switching.
  • Additional Components: May need external components for power regulation and noise filtering.
  • Application Specific: Primarily tailored for car audio systems and may not be suitable for other applications.

Are There Any Equivalents/Alternatives to TEA6420 for Recommendation?

  • Alternatives to the TEA6420 include the LC75824W from Sanyo and the TDA7719 from STMicroelectronics.
  • For quad audio switching functionality, the NJM2644 from New Japan Radio Co. is also a suitable alternative.

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