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TLV320ADC3140 - Audio ADC

General Description

The TLV320ADC3140 is a Burr-Brown™ highperformance, audio analog-to-digital converter (ADC) that supports simultaneous sampling of up to four analog channels or eight digital channels for the pulse density modulation (PDM) microphone input.

Key Features

  • 1 Multichannel high-performance ADC:.
  • 4-channel analog microphones or line-in,.
  • 8-channel digital PDM microphones, or.
  • Combination of analog and digital microphones.
  • ADC line and microphone differential input performance:.
  • Dynamic range (DR): 106 dB.
  • THD+N:.
  • 98 dB.
  • ADC channel summing mode, DR performance:.
  • 109-dB, 2-channel summing.
  • 112-dB, 4-channel summing.
  • ADC input voltage:.
  • D.

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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 TLV320ADC3140 SBAS993B – MAY 2019 – REVISED OCTOBER 2019 TLV320ADC3140 Quad-Channel, 768-kHz, Burr-BrownTM Audio ADC 1 Features •1 Multichannel high-performance ADC: – 4-channel analog microphones or line-in, – 8-channel digital PDM microphones, or – Combination of analog and digital microphones • ADC line and microphone differential input performance: – Dynamic range (DR): 106 dB – THD+N: –98 dB • ADC channel summing mode, DR performance: – 109-dB, 2-channel summing – 112-dB, 4-channel summing • ADC input voltage: – Differential, 2-VRMS full-scale inputs – Single-ended, 1-VRMS full-scale inputs • ADC sample rate (fS) = 8 kHz to 768 kHz • Programmable channel settings: – Channel gain: 0 dB to 42 dB, 1-d