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PCMD3140IRTER AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

PCMD3140IRTER product

PCMD3140IRTER

Data Acquisition

PDMTDMI2Sdigital microphoneaudio converterWQFN-20

PCMD3140IRTER is a TI four-channel PDM microphone interface that produces configurable TDM, I2S, or left-justified PCM audio.

Best for

  • Four-channel digital microphone capture
  • PDM microphone arrays
  • Voice-enabled audio systems

Avoid if

  • An analog microphone front end is required
  • The host cannot provide compatible audio serial clocks

Check before use

  • Confirm the 20-pin WQFN footprint and exposed-pad grounding
  • Verify PDM microphones use compatible supply and clock-edge polarity
  • Configure I2C registers before powering PDM channels

Key specifications

PDM channels
4 channels
Output interface
TDM, I2S, or LJ
Output sample rate
7.35 kHz to 768 kHz
PDM clock
768 kHz to 6.144 MHz
Package
20-pin WQFN, 3.00 mm x 3.00 mm

Compliance & Environment

RoHS
Not applicable
REACH
-
MSL
Level-2-260C-1 YEAR
ECCN
-
HTSUS
-

Application

Microphone arraysSmart speakersVideo conferencingSecurity cameras

Datasheet

slyt796

800 KB

Datasheet AI

CAD Models

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a four-channel PDM digital microphone input converter from Texas Instruments. It converts simultaneous PDM microphone streams into PCM data on TDM, I2S, or left-justified audio interfaces.