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KNOWLES ACOUSTICS  SPM0423HD4H-WB-2  SMD MICROPHONE, -26dB, OMNI, 3.25MHZ

KNOWLES ACOUSTICS SPM0423HD4H-WB-2
Technical Data Sheet (285.07KB) EN See all Technical Docs

Image is for illustrative purposes only. Please refer to product description.

Product Overview

The SPM0423HD4H-WB-2 is a miniature top port Digital SiSonic™ Microphone with a single bit PDM output. Using Knowles’ proven high performance SiSonic™ MEMS technology, the SPM0423HD4H-WB consists of an acoustic sensor, a low noise input buffer and a sigma-delta modulator. These devices are suitable for applications such as cellphones, smart phones, laptop computers, sensors, digital still cameras, portable music recorders and other portable electronic devices where excellent wideband audio performance and RF immunity are required.
  • High performance
  • Low power
  • PDM output
  • Supports dual multiplexed channels
  • Ultra-stable performance
  • Standard SMD reflow
  • Omnidirectional

 

Product Information

Directivity:
Omnidirectional
Drain Current Max:
600 µA
External Depth:
4.72 mm
External Height:
1.25 mm
External Width:
3.76 mm
Frequency Response Max:
-
Frequency Response Min:
-
Output Impedance:
-
Product Range:
-
SVHC:
To Be Advised
Sensitivity (dB):
-26 dB
Supply Voltage Max:
3.6 V
Supply Voltage Min:
1.6 V
Transducer Function:
Microphone

Applications

  • Sensing & Instrumentation;
  • Consumer Electronics;
  • Computers & Computer Peripherals;
  • Imaging, Video & Vision;
  • Multimedia;
  • RF Communications;
  • Audio

Legislation and Environmental

Substitutes

MICROPHONE, OMNI PCB, 5.8MM

PROJECTS UNLIMITED

45: 

Price for: Each

1+ $2.51 100+ $2.26 250+ $2.06 500+ $1.90 More pricing

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