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INMP441 Omnidirectional Microphone Module I2S Interface MEMS High Precision Low Power Digital Output Sensor Module Stable Frequency Response,for ESP32

KWD 0
Brand
DAOKAI
Weight
10 g
– 1 +

Special Features

  • High Performance MEMS Microphone: INMP441 is a high-performance omnidirectional MEMS microphone module with a bottom port. It offers superior sound quality and precise audio capture for various applications.
  • High Signal-to-Noise Ratio: The INMP441 boasts a high signal-to-noise ratio, ensuring clear and accurate sound reproduction. It is perfect for near-field applications where capturing precise audio details is crucial.
  • Low Power Consumption: With its low power consumption design, the INMP441 ensures long-lasting performance without draining the battery quickly. It is ideal for portable devices and battery-powered applications.
  • Digital Output and I²S Interface: The INMP441 features a digital output and an industry-standard 24-bit I²S interface. This allows for direct connection to digital processors, eliminating the need for additional audio codecs and simplifying the integration process.
  • Broadband Frequency Response: With its flat broadband frequency response, the INMP441 delivers high-definition natural sound. It captures a wide range of frequencies accurately, making it suitable for various audio recording and streaming applications.
  • Application: Omnidirectional microphone wiring is straightforward, making it suitable for small-scale meetings, impromptu conferences, remote discussions, and telecommuting operations.
  • Package includes: You will receive 1pcs INMP441 Omnidirectional Microphone Module,1pcs 6 Pin Header,1pcs 6 Pin Female to Male Dupont Cable.

Description

The INMP441 is a high performance, low power, digital output, omnidirectional MEMS microphone with bottom port

Product Features:
1. Digital I²S interface with high precision 24-bit data
2. High signal to noise ratio is 61 dBA
3. High sensitivity - 26 dBFS
4. Stable frequency response from 60 Hz to 15 kHz
5. Low power consumption: low current consumption 1.4 mA
6. High PSR: -75 dBFS

Interface definition:
SCK: Serial data clock for I2S interface
WS: Serial data word selection for I2S interface
L/R: Left/Right channel selection.
When set to low, the microphone outputs a signal on the left channel of the I2S frame.
When set to high level, the microphone outputs signals on the right channel
SD: Serial data output of the I²S interface.
VCC: Input power, 1.8V to 3.3V.
GND: power ground

Connect to ESP32: (INMP441 ESP32)
SCK >> GPIO14
SD >> GPIO32
WS >> GPIO15
L/R >> GND
GND >> GND
VDD >> VDD3.3.

Package includes:
1pcs INMP441 Omnidirectional Microphone Module
1pcs 6 Pin Header
1pcs 6 Pin Female to Male Dupont Cable

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