INMP441WACEZ-R7

Description：MIC MEMS OMNI-DIR DIGITAL LGA
Series：-
Mfr：TDK InvenSense
Package：Tape & Reel (TR)

SKU:2b8bfc124f5e Category: Microphones Brand: TDK InvenSense

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Product introduction

INMP441WACEZ-R7 is listed in the Microphones range at ChipApex. The manufacturer field lists TDK InvenSense. Its product description is MIC MEMS OMNI-DIR DIGITAL LGA. Review the specifications below when checking this part for your BOM.

Microphones specifications for INMP441WACEZ-R7

Description：MIC MEMS OMNI-DIR DIGITAL LGA
Series：-
Mfr：TDK InvenSense
Package：Tape & Reel (TR)
Type：-
Output Type：-
Direction：-
Frequency Range：-
Sensitivity：-
S/N Ratio：-
Impedance：-
Voltage Range：-
Current - Supply：-
Port Location：-
Ratings：-
Termination：-
Size / Dimension：-
Height (Max)：-
Shape：-
Grade：-
Qualification：-
Voltage - Rated：-

Microphones datasheet and documents for INMP441WACEZ-R7

INMP441WACEZ-R7

Microphones Overview

The INMP441WACEZ-R7 is a high-performance, low-power digital output omnidirectional MEMS microphone from TDK InvenSense. It features a bottom sound port and an industry-standard 24-bit I²S interface for direct connection to digital processors like DSPs and microcontrollers, eliminating the need for audio codecs. The device integrates a MEMS sensor, signal conditioning module, ADC, anti-aliasing filter, and power management. Key electrical parameters include a Signal-to-Noise Ratio (SNR) of 61 dBA, sensitivity of -26 dBFS, flat frequency response from 60 Hz to 15 kHz, current consumption of 1.4 mA, and Power Supply Rejection (PSR) of -75 dBFS.

Microphones Feature Summary

Integrates MEMS sensor with signal conditioning, ADC, and power management modules
Provides high SNR and sensitivity suitable for far-field applications
Features flat broadband frequency response for natural and clear audio quality
Utilizes standard 24-bit I²S interface for direct processor connectivity

Microphones Applications

Far-field voice recognition systems
Digital consumer electronics requiring codec-free audio input
Smart home devices and IoT sensors
Portable audio recording equipment

Microphones Procurement Notes

Verify component authenticity through authorized channels as supply status may vary. Confirm package type matches design requirements. Check RoHS compliance documentation for regulatory adherence. Validate I²S interface compatibility with target digital processors prior to integration.

Microphones Selection Notes

Select this component when a digital output MEMS microphone is required to simplify system architecture by removing external audio codecs. Ideal for designs prioritizing low power consumption alongside high acoustic performance in compact form factors.

Microphones Part Context

This part belongs to the INMP441 family of omnidirectional MEMS microphones manufactured by TDK InvenSense. It represents a solution combining acoustic sensing with integrated digital conversion, designed for modern embedded audio applications where space and power efficiency are critical constraints.