Description
The STEVAL-MKI155V3 board is a daughterboard to be used with the STEVALMKI126Vx (Smart Voice) kit, containing 4 MP34DT01-M digital MEMS microphones. The coupon concept allows easy performance testing of ST MEMS microphones. When connected to the Smart Voice board, it is possible to detach the single PCBs hosting each microphone. October 2014 DocID027075 Rev 1 1/4 For further information contact your local STMicroelectronics sales office

Features
■ 4xMP34DT01-M top port digital MEMS microphones
■ Functions as a daughterboard for use with STEVAL-MKI126Vx kit
■ V supply from 1.64 to 3.6 V
■ 120 dBSPL acoustic overload point
■ Omnidirectional sensitivity
■ PDM single-bit output
■ 61 dB of SNR
■ Sensitivity -26 dBFS
■ RoHS compliant