WM7331IMSE/RV

WM7331IMSE/RV

$0.43
  • Description:MIC MEMS ANALOG OMNI -38DB
  • Series:-
  • Mfr:Cirrus Logic Inc.
  • Package:Tape & Reel (TR)

SKU:1fa4d2ef5ce9 Category: Brand:

  
  • Quantity
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Product Detailed Parameters

  • Description:MIC MEMS ANALOG OMNI -38DB
  • Series:-
  • Mfr:Cirrus Logic Inc.
  • Package:Tape & Reel (TR)
  • Type:MEMS (Silicon)
  • Output Type:Analog
  • Direction:Omnidirectional
  • Frequency Range:70 Hz ~ 15 kHz
  • Sensitivity:-38dB ±1dB @ 94dB SPL
  • S/N Ratio:63dB
  • Impedance:-
  • Voltage Range:1.6 V ~ 3.6 V
  • Current - Supply:60 µA
  • Port Location:Bottom
  • Ratings:-
  • Termination:Solder Pads
  • Size / Dimension:0.098" L x 0.063" W (2.50mm x 1.60mm)
  • Height (Max):0.039" (0.98mm)
  • Shape:Rectangular
  • Grade:-
  • Qualification:-
  • Voltage - Rated:1.8 V

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WM7331IMSE/RV

Buying Guide
Summary

Cirrus Logic Inc. WM7331IMSE-RV is an analog omnidirectional MEMS microphone in Microphones category selected for clear acoustic performance and repeatable integration. Key specs include Frequency range (70 Hz ~ 15 kHz), Sensitivity (-38dB ±1dB @ 94dB SPL), SNR (63dB), Supply current (60 µA), Port (bottom).

Selection Notes
  • For WM7331IMSE-RV, double-check Current - Supply (60 µA) against your specification and operating conditions.
  • Ensure the supply range (1.6 V ~ 3.6 V) is compatible with your power tree and tolerance budget.
  • Ensure the frequency range (70 Hz ~ 15 kHz) is compatible with your signal-chain matching and filtering plan.
  • Match the output type (Analog) when selecting alternates or second sources.
Alternates & Substitutions
  • For Microphones substitutions, lock footprint/pinout and operating envelope first, then verify the critical performance conditions on your hardware.
  • Treat packaging Tape & Reel (TR) as the first filter, then move on to electrical and performance checks.
  • If you are qualifying a second source, align documentation/traceability requirements early to avoid surprises in procurement.
  • For faster alternate proposals, share the constraints you cannot change (supply 1.6 V ~ 3.6 V, interface Analog, frequency 70 Hz ~ 15 kHz) and your acceptable trade-offs.
FAQ

What details help you quote WM7331IMSE-RV quickly?
Provide the part number (WM7331IMSE-RV), quantity, required lead time, and any packaging or documentation requirements.

Who is the manufacturer of WM7331IMSE-RV?
Cirrus Logic Inc.

What Termination does WM7331IMSE-RV have?
Solder Pads

What is the supply voltage range of WM7331IMSE-RV?
1.6 V ~ 3.6 V

Application Scenarios

For Cirrus Logic Inc. WM7331IMSE-RV used in Microphones designs, the shortlist is often driven by predictable margins and a straightforward validation plan. They support features such as voice triggering, beamforming, or loud alarm signaling where clarity matters. Good audio building blocks reduce tuning effort and deliver consistent user experience across production units. With a clear test plan, it becomes easier to manage sourcing changes without re-introducing hidden corner cases. In consumer audio products, consistent gain and noise behavior protect user experience across high-volume builds. In real deployments, across portable equipment, efficient amplification improves battery life while keeping distortion low at peak loudness. Within kiosks and public terminals, robust audio signaling improves accessibility in high-ambient-noise environments. In conferencing systems, microphone front ends support far-field voice pickup in reverberant rooms with HVAC noise and echo. For engineering teams, the practical goal is repeatable validation and predictable behavior across real operating corners.

Compatibility Advice
  • In board-level integration, validate noise, bandwidth, and distortion under the real load and supply rails so performance is not dependent on lab-only conditions. This keeps integration from depending on typical-only conditions.
Project Fit
  • Good fit when you can validate Cirrus Logic Inc. WM7331IMSE-RV for Microphones integration across temperature and supply corners, and you can validate filtering, grounding, and startup behavior so artifacts are controlled in production builds.
  • Poor fit when startup and mute behavior is not verified, increasing audible artifact risk in the field, because integration risk stays high when key margins cannot be measured.
WM7331IMSE/RVWM7331IMSE/RV
$0.43
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