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ICS-40720 - Ultra-Low Noise Microphone

General Description

The ICS-40720 is an ultra-low noise, differential analog output, bottom-ported MEMS microphone.

The ICS-40720 includes a MEMS microphone element, an impedance converter, a differential output amplifier and an enhanced RF package.

Key Features

  • Ultra-High 70 dBA SNR.
  • 32 dBV Differential Sensitivity,.
  • 38 dBV Single- Ended Sensitivity.
  • ±2 dB Sensitivity Tolerance.
  • Small 4 × 3 × 1.2 mm Surface-Mount Package.
  • Non-Inverted Signal Output.
  • Extended Frequency Response from 75 Hz to 20 kHz.
  • Enhanced RF Performance.
  • 285 µA Current Consumption.
  • 124 dB SPL Acoustic Overload Point.
  • 77 dBV PSR.
  • Compatible with Sn/Pb and Pb-Fr.

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ICS-40720 Ultra-Low Noise Microphone with Differential Output GENERAL DESCRIPTION The ICS-40720 is an ultra-low noise, differential analog output, bottom-ported MEMS microphone. The ICS-40720 includes a MEMS microphone element, an impedance converter, a differential output amplifier and an enhanced RF package. The ICS-40720’s 70 dB SNR and ±2 dB sensitivity tolerance make it an excellent choice for microphone arrays and far field voice control applications. The ICS-40720 has a linear response up to 124 dB SPL with a differential output sensitivity specification of −32 dBV. It can be used in a single-ended mode with −38 dBV sensitivity and the same high SNR. The ICS-40720 is available in a small 4.00 mm × 3.00 mm × 1.20 mm surface-mount package.