KRM5403 2026.01.13Digital MEMS Microphones Model No：KRM5403Application TypeDigital Bottom Port Sensitivity (at 1 kHz)-36±1 dBFS（V / Pa） SN Ratio (typ)72 dB THD (at 1kHz)10% Max./127dBSPL Power Supply1.8 V DC Current Consumption (max.)0.56mA Standard Clock frequency3.072 MHz Dimensions4×3×1.5 mm FeaturesHigh SNR / Low THD / For Active Noise Cancellation Operating Voltage1.71 ～ 3.6V Operating Temperature-40℃ ～ +85℃ Storage Temperature-40℃ ～ +100℃ Frequency response Test circuit Mechanical drawing 投稿者:hoshiden-admin
