WM7230IMSE/RV

Overview

The WM7230IMSE/RV is a digital silicon MEMS microphone manufactured by Cirrus Logic. It features an omnidirectional acoustic port and delivers a sensitivity of -26 dB with a signal-to-noise ratio of 60 dB. The device operates at a supply voltage of 3.7 V and supports a frequency range from 55 Hz to 12 kHz. It utilizes a PDM digital output interface and is housed in a compact LGA-5 package measuring 4 mm x 3 mm x 1 mm. The component is rated for operation between -40°C and +100°C.

Feature Summary

• Digital PDM output interface for direct integration with processors
• Omnidirectional acoustic sensing capability
• Compact surface-mount LGA-5 packaging

Applications

• Mobile communication devices
• Voice recognition systems
• Consumer audio electronics

Procurement Notes

Verify current availability status as the component is listed as obsolete or end-of-life. Confirm RoHS compliance details through official documentation before procurement planning. Check for specific distribution restrictions in your region. Ensure replacement strategies are evaluated due to potential discontinuation.

Selection Notes

Select this component for applications requiring a small form factor digital microphone with omnidirectional pickup. Consider the 3.7 V operating voltage and PDM interface compatibility with the target system controller. Evaluate the thermal operating range against environmental requirements.

Part Context

This part belongs to the Cirrus Logic WM7230 series of digital MEMS microphones. It shares characteristics with related models like the WM7231 and WM7236, which also feature bottom-port designs and similar electrical specifications within the same product family.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Due to the obsolete status, alternative sourcing requires verification of compatible digital MEMS microphones with matching pinouts and electrical parameters.