FSA8008/FSA8008A Audio Jack Detection and Configuration Switch Description 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 Applications 3.5mm and 2.5mm Audio Jacks Cellular Phones, Smartphones MP3 and PMP 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]. Typical Application Figure 1. Mobile Phone Example © 2011 Fairchild Semiconductor Corporation FSA8008 / FSA8008A • Rev. 1.0.3 www.fairchildsemi.com FSA8008 / FSA8008A – Audio Jack Detection and Configuration Switch March 2011 0.15 C A 1.40 2X 1.700 B 9X 0.563 0.663 1 1.80 PIN #1 QUADRANT 2.100 0.400 0.15 C 2X 10X 0.225 TOP VIEW RECOMMENDED LAND PATTERN 0.55 MAX. 1.450 0.10 C 0.08 C 9X 0.450 0.550 0.152 SEATING PLANE 0.050 C 0.400 SIDE VIEW 1.850 10X 0.225 3 9X 0.35 0.45 0.45 0.55 OPTIONAL MINIMIAL TOE LAND PATTERN 0.40 6 1 10 0.500 0.15 10X 0.25 0.100 0.10 C A B 0.05 C 0.100 0.100 BOTTOM VIEW DETAIL A PIN #1 TERMINAL SCALE: 2X A. DIMENSIONS ARE IN MILLIMETERS. B. DIMENSIONS AND TOLERANCES PER ASME Y14.5M, 1994 C. DRAWING FILENAME: UMLP10Arev2 Figure 4. 10-Lead UMLP Package Drawing Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner without notice. Please note the revision and/or date on the drawing and contact a Fairchild Semiconductor representative to verify or obtain the most recent revision. Package specifications do not expand the terms of Fairchild’s worldwide terms and conditions, specifically the warranty therein, which covers Fairchild products. Always visit Fairchild Semiconductor’s online packaging area for the most recent package drawings: http://www.fairchildsemi.com/packaging/. Ordering Information Part Number Operating Temperature Range FSA8008UMX FSA8008AUMX -40 to +85°C Top Mark Package KD 10-Lead 1.4 x 1.8 x 0.55mm, 0.4mm pitch Ultrathin Molded Leadless Package (UMLP) KC © 2011 Fairchild Semiconductor Corporation FSA8008 / FSA8008A • Rev. 1.0.3 www.fairchildsemi.com 9 FSA8008 / FSA8008A – Audio Jack Detection and Configuration Switch Physical Dimensions FSA8008 / FSA8008A – Audio Jack Detection and Configuration Switch © 2011 Fairchild Semiconductor Corporation FSA8008 / FSA8008A • Rev. 1.0.3 www.fairchildsemi.com 10