
100-mΩ audio jack switch with autonomous microphone & ground detection 16-WQFN -40 to 85

Programmable PCM Codec With Microphone Amps & Speaker Driver 32-TQFP -40 to 85
T3902 Digital MEMS Microphone, PDM Output, Bottom Port, 63 dBA SNR, 126 dB AOP
Amplified SiSonic™ Silicon MEMS Microphone, Omnidirectional, -22dBV/Pa
Digital Zero-Height SiSonic™ Microphone with Multi-Mode and Ultrasonic Support

Omnidirectional Electret Condenser Microphone, 2.7mm Dia, 2.7mm Height, 2V 500uA