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WAS4732D

WillSEMI
Part Number WAS4732D
Manufacturer WillSEMI
Description MIC/GND Cross-point Switch
Published Apr 30, 2017
Detailed Description WAS4732D WAS4732D MIC/GND Cross-point Switch for EU/US Headphone Compatible Application http://www.sh-willsemi.com D...
Datasheet PDF File WAS4732D PDF File

WAS4732D
WAS4732D

Overview
WAS4732D WAS4732D MIC/GND Cross-point Switch for EU/US Headphone Compatible Application http://www.
sh-willsemi.
com Descriptions The WAS4732D is a 2x2 cross-point switch that is used to interchange the Ground and MIC connections on a headphone connector.
The Ground switch has an ultra-low Ron of 0.
1 Ω (typical) to minimize voltage drop across it, preventing undesired increase in headphone ground reference voltage.
the switch state is controlled via the SEL input.
When SEL=High, GND is connected to COM2 and MIC is connected to COM1; When SEL=Low, GND is connected to COM1 and MIC is connected to COM2.
An internal pull-down 2MΩ resistor on SEL input sets the default state of the switch.
The...


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