Part Number
|
WAS4736 |
Manufacturer
|
WillSEMI |
Description
|
MIC/GND Cross-point Switch |
Published
|
Apr 30, 2017 |
Detailed Description
|
WAS4736
MIC/GND Cross-point Switch for CITA and OMTP Mobile Audio Key Application
WAS4736
http://www.sh-willsemi.com
D...
|
Datasheet
|
WAS4736
|
Overview
WAS4736
MIC/GND Cross-point Switch for CITA and OMTP Mobile Audio Key Application
WAS4736
http://www.
sh-willsemi.
com
Descriptions
The WAS4736 is an audio jack detection switch for CITA and OMTP 4-pole accessories.
The pin MIC is on audio key side, as WAS4736' O1/O2 is plugged into audio jack of cell phone, it will detect the locations of ground (GND) and microphone (MIC) poles on the audio plug and automatically routes them to the appropriate connections.
SOT-353(SC70-5)
The MIC switch' Ron is 5 Ω (typical) while the Ground switch has a low Ron of 0.
5 Ω (typical) to minimize voltage drop across it, preventing undesired increase in ground reference voltage.
As VCC is power-up, WAS4736 is...
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