TS3A225E
FEATURES
- VDD Range = 2.7 V to 4.5 V
- Break Before Make Stereo Jack Switches
- Ron for Ground FET Switches
- WCSP Package: 70 mΩ
- QFN Package: 100 mΩ
- Autonomous Detection of GND and MIC Connections
- Detection Triggered by I2C or External Trigger Pin
- HDA patible MIC Present Indicator
- 1.8V patible I2C Switch Control
- ESD Performance Tested Per JESD 22:
- 2000-V Human-Body Model (A114-B, Class
II)
- 500-V Charged-Device Model (C101)
- ESD Performance (SLEEVE, RING2, TIP)
- ±8-k V Contact Discharge (IEC 61000-4-2)
APPLICATIONS
- Mobile Phones/ Tablet PCs
- Notebook puters
DESCRIPTION
The TS3A225E is an audio headset switch device. The device detects the presence of an analog microphone and switches a system analog microphone pin between different connectors in an audio stereo jack. The microphone connection in a stereo connector can be swapped with the ground connection depending on manufacturer. When the TS3A225E detects a certain configuration, the device automatically...
