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SPM0423HD4H-WB - Digital SiSonic Microphone

General Description

Ground Lo/Hi (L/R) Select This pin is internally pulled low.

Notes: Pick Area only extends to 0.25 mm of any edge or hole unless otherwise specified.

Dimensions are in millimeters unless otherwise specified.

Key Features

  • PDM Output.
  • Supports Dual Multiplexed Channels.
  • Ultra-Stable Performance.
  • Standard SMD Reflow.
  • Omnidirectional Revision: C Sheet 1 of 13 2/28/2013 ©2013 Knowles Electronics SPM0423HD4H-WB 1.

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Datasheet Details

Part number SPM0423HD4H-WB
Manufacturer Knowles Electronics
File Size 796.62 KB
Description Digital SiSonic Microphone
Datasheet download datasheet SPM0423HD4H-WB Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
SPM0423HD4H-WB Digital SiSonicTM Microphone The SPM0423HD4H-WB is a miniature, highperformance, low power, top port silicon digital microphone with a single bit PDM output. Using Knowles’ proven high performance SiSonicTM 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.