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FSA8008A PDF预览

FSA8008A

更新时间: 2024-11-24 10:24:59
品牌 Logo 应用领域
飞兆/仙童 - FAIRCHILD 开关
页数 文件大小 规格书
3页 637K
描述
Audio Jack Detection and Configuration Switch

FSA8008A 数据手册

 浏览型号FSA8008A的Datasheet PDF文件第2页浏览型号FSA8008A的Datasheet PDF文件第3页 
March 2011  
FSA8008/FSA8008A  
Audio Jack Detection and Configuration Switch  
Description  
Features  
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.  
Accessory Plug-In  
3- or 4-Pole Audio Jack  
Send/End Key Pressed  
Detection  
FSA8008  
Decreased Timing  
FSA8008A for Sensitive  
Send/End Keys  
MIC  
Functionality  
Switch Type  
VDD  
VIO  
THD (MIC)  
ESD (Air Gap)  
Operating Temperature  
2.5 to 4.4V  
1.6 to VDD  
0.01% Typical  
15kV  
-40°C to 85°C  
. 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  
10-Lead UMLP  
1.4x1.8x0.5mm, 0.4mm Pitch  
Package  
FSA8008  
FSA8008A  
KC  
KD  
. Integrates a MIC Switch for 4-Pole Configuration  
Related Resources  
Top Mark  
FSA8008UMX  
FSA8008AUMX  
Ordering Information  
. FSA8008/FSA8008A Demonstration Board  
. For samples and questions, please contact:  
Applications  
Analog.Switch@fairchildsemi.com.  
. 3.5mm and 2.5mm Audio Jacks  
. Cellular Phones, Smartphones  
. MP3 and PMP  
Typical Application  
Figure 1. Mobile Phone Example  
© 2011 Fairchild Semiconductor Corporation  
FSA8008 / FSA8008A • Rev. 1.0.3  
www.fairchildsemi.com  

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