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TAS6421-Q1 - Audio Amplifier

General Description

TAS6421-Q1 device is a mono-channel digital-input Class-D Burr-Brown™ audio amplifier that implements a 2.1 MHz PWM switching frequency enabling a cost-optimized solution for a very small PCB size, full operation down to 4.5 V for start/stop events, and exceptional sound quality with up to 40 kHz au

Key Features

  • 1 Advanced load diagnostics.
  • DC Diagnostics run without input clocks.
  • AC Diagnostic for tweeter detection with impedance and phase response.
  • Easily meet CISPR25-L5 EMC specification.
  • AEC-Q100 Qualified for automotive.

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Other Datasheets by Texas Instruments

Part Number Description
TAS6422-Q1 2-MHz Digital Input 2-Channel Automotive Class-D Audio Amplifier
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TAS2110 6.1-W Digital Input Audio Class-D Amplifier
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TAS2505-Q1 2.6-W Digital/Analog Input Automotive Class-D Speaker Amplifier

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product Folder Order Now Technical Documents Tools & Software Support & Community TAS6421-Q1 SLOSE32A – APRIL 2019 – REVISED OCTOBER 2019 TAS6421-Q1 75-W, 2-MHz Digital Input 1-Channel Automotive Class-D Burr-Brown™ Audio Amplifier with Load Dump Protection and I2C Diagnostics 1 Features •1 Advanced load diagnostics – DC Diagnostics run without input clocks – AC Diagnostic for tweeter detection with impedance and phase response • Easily meet CISPR25-L5 EMC specification • AEC-Q100 Qualified for automotive applications – Temperature grade: –40°C to +125°C • Audio inputs – I2S or 4/8-channel TDM input – Input sample rates: 44.1 kHz, 48 kHz, 96 kHz – Input formats: 16-bit to 32-Bit I2S, and TDM • Audio outputs – Single-channel bridge-tied load (BTL) – Up to 2.