WM7216IMSE/RV

Overview

The WM7216IMSE/RV is a low-power digital MEMS microphone manufactured by Cirrus Logic. It features a top-port acoustic design with a 4 mm x 3 mm x 1 mm package. The device operates at a supply voltage of 3.7 V and delivers a sensitivity of -26 dB with a tolerance of 1 dB. It provides a signal-to-noise ratio of 60 dB or 63 dB and supports a frequency range from 55 Hz to 12 kHz.

Feature Summary

• Low power consumption for extended battery life in portable devices
• Digital output interface simplifies system integration
• Top-port acoustic design allows flexible PCB placement

Applications

• Mobile phones and smartphones
• Tablets and handheld computers
• Voice-activated wearable devices

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for moisture sensitivity handling requirements during storage and assembly. Ensure the specific suffix matches project specifications as availability may vary.

Selection Notes

Select this component when a compact digital microphone with top-port access is required. Consider the 3.7 V operating voltage and digital interface compatibility with the host processor. Evaluate the 60 dB SNR against application noise floor requirements.

Part Context

This part belongs to the Cirrus Logic WM72xx series of MEMS microphones. It is designed for mobile audio applications requiring high performance in a small footprint. The series includes variants with different port orientations and electrical characteristics.

Replacement Considerations

Check for discontinued status. Verify pinout and electrical parameter compatibility before substituting with other digital MEMS microphones from Cirrus Logic or alternative manufacturers.