IM72D128VV01XTMA1

Microphones Overview

The Infineon IM72D128VV01XTMA1 is an omnidirectional digital PDM MEMS microphone featuring a 4 mm x 3 mm x 1.2 mm LGA-5 package with bottom porting. It delivers a 72 dBA signal-to-noise ratio and -36 dBFS sensitivity with ±1 dB tolerance. The device operates on a 1.6 V to 3.6 V supply, supports up to 128 dB SPL acoustic overload point, and includes IP57 environmental protection.

Microphones Feature Summary

• Integrates ultra-low noise preamplifier and sigma-delta ADC for high-fidelity digital output
• Provides IP57 dust and water resistance for enhanced environmental durability
• Offers selectable power modes to optimize current consumption based on clock frequency requirements

Microphones Applications

• Far-field audio pickup in consumer electronics
• Multi-microphone array systems requiring strict manufacturing tolerances
• Low-volume audio capture applications

Microphones Procurement Notes

Verify the specific suffix 'VV' against official documentation to confirm pinout or functional variations compared to standard variants. Ensure compatibility with PDM interfaces and validate operating voltage ranges within the specified 1.6 V to 3.6 V limits during integration.

Microphones Selection Notes

Select this component for designs prioritizing high signal-to-noise ratio and low distortion. The tight sensitivity tolerance of ±1 dB makes it suitable for beamforming and noise cancellation algorithms where consistent channel matching is critical across multiple units.

Microphones Part Context

This part belongs to the XENSIV™ MEMS microphone family from Infineon Technologies. It is designed for high-performance audio capture in both consumer and automotive environments, offering studio-grade audio quality with robust reliability features.

Microphones Replacement Considerations

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