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 m...