RMM-4737DT-26NL
Digital MEMS Microphone
The RMM-4737DT-26NL is a miniature, high-performance, low power, top port, digital MEMS microphone with a single bit PDM output. Using RDI’s high performance MEMS technology, the RMM-4737DT-26NL includes a MEMS microphone module, a low noise input buffer, and a ΔΣ (Delta Sigma) modulator. This digital mic is suitable for applications such as cellphones, smart phones, laptop computers, audio sensors, digital still cameras, portable music recorders, and other portable electronic devices. In addition, the RMM-4737DT-26NL’s low profile packaging makes this tiny microphone ideal for any application where audio precision and a small footprint need to go hand in hand.
Features
- Input: Top Port
- Output: 1-bit PDM
- Directivity: Omni-Directional
- Size: 4 x 3 x 1 mm
- Voltage Range: 1.6 – 3.6
- Nominal Voltage: 2.0 V
- S/N Ratio: 56 dB
- Sensitivity: -26 dB
- Output Impedance: 300 Ohm max
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