ADMP421 MEMS microphone is an omni-directional (in any direction) with the output of a digital signal. Microphones are packaged in this smd work in the frequency range of 100 Hz - 15 KHz and capable of producing the ratio s / n up to 61 dB. This microphone is perfect when used in cell phones, tablet computers, teleconferencing systems, bluetooth headset, notebook, and others.
specifications:
- Voltage: 1.6 -3.6 V
- Flow: 650 uA
- Microphone Type: Omni-directional (in all directions)
- Material Microphone: MEMS (silicon)
- Frequency: 100 Hz - 15 KHz
- Sensitivity: -26dB ± 3dB @ 94dB SPL
- Output Type: Digital
- The ratio of S / N: 61 dB
- Mounting Type: SMD
- Dimensions: 3 × 4 × 1 mm
