SPM0423HD4H-WB - Digital SiSonic Microphone
Ground Lo/Hi (L/R) Select This pin is internally pulled low.
Ground Clock Input PDM Output Power Supply Notes: Pick Area only extends to 0.25 mm of any edge or hole unless otherwise specified.
Dimensions are in millimeters unless otherwise specified.
Tolerance is ±0.15mm unless otherwise specified
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,
SPM0423HD4H-WB 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. ABSOLUTE MAXIMUM RATINGS Parameter VDD, DATA to Ground CLOCK to Ground SELECT
