WM7211IMSE/RV

Overview

The WM7211IMSE/RV is a MEMS digital silicon microphone manufactured by Cirrus Logic. It features a top-port design and operates on a supply voltage of 3.7 V with a working current of 735 uA. The device provides a sensitivity of -26 dB with a tolerance of 1 dB and achieves a signal-to-noise ratio (SNR) of 61 dB. It functions within a temperature range of -40 °C to +100 °C.

Feature Summary

• Top-port MEMS digital silicon microphone construction
• High signal-to-noise ratio performance
• Wide operating temperature capability

Applications

• Digital audio recording systems
• Voice recognition modules
• Consumer electronics audio input

Procurement Notes

Verify component authenticity through authorized channels as the part is listed as obsolete. Confirm RoHS compliance status via official documentation before integration. Check for valid replacement options due to end-of-life status. Ensure supply chain stability for production requirements.

Selection Notes

Select this component for applications requiring a top-port digital microphone with specific SNR and sensitivity parameters. Verify compatibility with existing digital interfaces and power supply constraints. Consider the wide temperature range for environmental suitability. Evaluate obsolescence risks against long-term availability needs.

Part Context

This component belongs to the WM7211 series of MEMS microphones from Cirrus Logic. It represents a digital silicon microphone solution designed for high-fidelity audio capture. The series focuses on integrating acoustic sensing with digital output capabilities for modern electronic devices.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data.