WM7133LIMS/RV

Description：MIC MEMS ANALOG OMNI -38DB
Series：WM7133L
Mfr：Cirrus Logic Inc.
Package：Tape & Reel (TR)

SKU:36d3a002c46a Category: Microphones Brand: Cirrus Logic Inc.

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Product introduction

Product Detailed Parameters

Description：MIC MEMS ANALOG OMNI -38DB
Series：WM7133L
Mfr：Cirrus Logic Inc.
Package：Tape & Reel (TR)
Type：MEMS (Silicon)
Output Type：Analog
Direction：Omnidirectional
Frequency Range：85 Hz ~ 10.6 kHz
Sensitivity：-38dB ±3dB @ 94dB SPL
S/N Ratio：64.5dB
Impedance：55 Ohms
Voltage Range：1.5 V ~ 3.7 V
Current - Supply：240 µA
Port Location：Bottom
Ratings：-
Termination：Solder Pads
Size / Dimension：0.132" L x 0.098" W (3.35mm x 2.50mm)
Height (Max)：0.043" (1.10mm)
Shape：Rectangular
Grade：-
Qualification：-
Voltage - Rated：1.8 V

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WM7133LIMS/RV

Overview

The WM7133LIMS/RV is an omnidirectional MEMS silicon microphone manufactured by Cirrus Logic. It operates within a supply voltage range of 1.5 V to 3.7 V and features a frequency response spanning from 85 Hz to 10.6 kHz. The device provides an analog output with a sensitivity of -38 dB ±3 dB at 94 dB SPL. It utilizes a 3LGA package configuration for surface mount integration.

Feature Summary

Omnidirectional acoustic port design
Analog signal output capability
Low voltage operation support

Applications

Portable audio recording devices
Voice recognition systems
Consumer electronics microphones

Procurement Notes

Verify component authenticity through authorized distribution channels due to potential availability constraints. Confirm RoHS compliance status via official documentation before procurement. Ensure storage conditions meet humidity sensitivity requirements to maintain device integrity during handling and assembly processes.

Selection Notes

Select this component when analog output is required rather than digital interfaces. Evaluate the 85 Hz to 10.6 kHz bandwidth against specific application frequency needs. Consider the 3LGA package dimensions for PCB layout compatibility and thermal management requirements in compact designs.

Part Context

This part belongs to the Cirrus Logic MEMS microphone portfolio, designed for high-performance audio capture in consumer applications. It represents the company's focus on integrating silicon microphone technology with low power consumption characteristics for mobile and portable electronic devices.