FSA8008

www.DataSheet.co.kr FSA8008 / FSA8008A – Audio Jack Detection and Configuration Switch March 2011 FSA8008/FSA8008A Audio Jack Detection and Configuration Switch Features Accessory Plug-In 3- or 4-Pole Audio Jack Send/End Key Pressed FSA8008 Decreased Timing Functionality FSA8008A for Sensitive Send/End Keys Switch Type MIC VDD 2.5 to 4.4V VIO 1.6 to VDD THD (MIC) 0.01% Typical ESD (Air Gap) 15kV Operating Temperature -40°C to 85°C 10-Lead UMLP Package 1.4x1.8x0.5mm, 0.4mm Pitch FSA8008 KC Top Mark FSA8008A KD FSA8008UMX Ordering Information FSA8008AUMX Detection Description The FSA8008/FSA8008A is an audio jack detector and switch for 3- or 4-pole accessories. In addition to detection, the FSA8008/FSA8008A features an integrated MIC switch that allows the processor to configure the audio jack. The architecture is designed to allow common third-party headphones to be used for listening to music from mobile handsets, personal media players, and portable peripheral devices.  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 Related Resources  FSA8008/FSA8008A Demonstration Board  For samples and questions, please contact: [email protected]. Applications  3.5mm and 2.5mm Audio Jacks  Cellular Phones, Smartphones  MP3 and PMP Typical Application Figure 1. Mobile...