SPH0645LM4H-1-8 Microphone PCB and 6-pin PicoBlade Reversed Cable

Product Description

This microphone PCB is for the use in the Coglet Project and is supposed to connect the ESP32 on the main PCB.

Chipset: SPH0645LM4H-1-8
Operating Supply Voltage: 1.8 V nominal (1.62 V to 3.6 V range)
Operating Supply Current: 600 μA
Signal-to-Noise Ratio (SNR): 65 dBA
Sensitivity: -26 dBFS± 3 dB (at 94 dB SPL)
Frequency Range: 60 Hz to 20 kHz (with broader usable range down to 20 Hz)
Clock Frequency Range: 1.024 MHz to 4.096 MHz (sampling rates from 16 kHz to 64 kHz)
Interface & Pin Configuration Output Type: Digital I²S slave (24-bit 2's complement, MSB first; 18-bit data precision)