FSA8008A Description
1 = VOH or VIH Ground for both the audio jack and the PCB Function Plugged Unplugged 4−pole jack 3−pole jack No key press Key press MIC / J_MIC switch open MIC / J_MIC switch closed Plugged Unplugged.
FSA8008A Key Features
- Determines 3- or 4-Pole Audio Jacks
- Removes Audio Jack Pop-n-Click Caused by MIC Bias
- Detects Audio Jack Accessories
- Standard Headphones
- Headsets with MIC
- Send / End Button Presses
- Integrates a MIC Switch for 4-Pole Configuration