24-Bit Digital I2S Interface: The microphone module features a 24-bit digital I2S interface with stable output performance for reliable audio transmission
Dual Channel Output: The microphone intelligently switches between left and right channels based on the input level for optimal signal output
High-Performance INMP441 Sensor: This module is a low-power, high-performance omnidirectional MEMS microphone with a bottom port design for enhanced audio capture
Comprehensive Components: Equipped with MEMS sensor, signal conditioning, analog-to-digital converter, anti-aliasing filter, and power management for complete audio processing
Natural Sound Production: With a flat broadband frequency response and high signal-to-noise ratio, it delivers high-definition natural sound reproduction
Flexible Power Supply: Operates with input power ranging from 1.8V to 3.3V, providing compatibility with various microcontroller and development board configurations
Channel Selection Control: Features L/R pin for easy left or right channel selection by setting low or high level signals respectively
وصف
Spec:
Item Type: Microphone Module
Interface Definition:
SCK: Serial data clock of I2S interface
WS: Select serial data for I2S interface
L/R: Left/right channel selection
When set to low level, the microphone outputs signals on the left channel
When set to high level, the microphone outputs the signal on the right channel
SD: Serial data output from I2S interface
VCC: Input power, 1.8V-3.3V
GND: Power supply