參數(shù)資料
型號: FSA223L10X
廠商: Fairchild Semiconductor
文件頁數(shù): 10/16頁
文件大?。?/td> 0K
描述: MUX DPDT AUDIO/USB2.0 10MPAK
產(chǎn)品變化通告: Die Material, Mold Compound Change 03/Oct/2008
標(biāo)準(zhǔn)包裝: 5,000
功能: 多路復(fù)用器
電路: 1 x DPDT
安裝類型: 表面貼裝
封裝/外殼: 10-UFQFN
供應(yīng)商設(shè)備封裝: 10-MicroPak?
包裝: 帶卷 (TR)
2007 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FSA223 Rev. 1.0.4
3
FSA223
USB2.0
High-Speed
(480Mbps)
and
Audi
o
Switche
s
with
Negative
Signal
Capability
Functional Description
The FSA223 is a combined USB and audio switch
that enables sharing the D+/D- lines of a USB
connector with stereo audio CODEC outputs. The
switch is optimized for high-speed USB signals and
includes an automatic VCC-detection circuit. The
FSA223 detects the presence of VCC and defaults to
USB mode. Both the USB and audio switch paths
also handle negative signals, which eliminates the
need for large coupling capacitors.
The ASel pin is internally terminated by a resistor to
GND (typical value: 3 M
Ω) and results in a default
USB connection. For optimal performance, VCC
should be connected directly to the device battery.
Application Diagram
V
CC
V
audio
Switch Select
Control Circuitry
D+/R
D-/L
D+
R
D-
L
A
Sel
Rpd
GND
Audio
CODEC
2.7V - 5.5V
USB
Mini -AB
Connector
ID
USB 2.0
Source
2.7V - 5.5V
Figure 5.
Typical Application
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FSA223MUX 功能描述:模擬開關(guān) IC USB2.0 High Speed Audio RoHS:否 制造商:Texas Instruments 開關(guān)數(shù)量:2 開關(guān)配置:SPDT 開啟電阻(最大值):0.1 Ohms 切換電壓(最大): 開啟時間(最大值): 關(guān)閉時間(最大值): 工作電源電壓:2.7 V to 4.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-16
FSA223UMX 功能描述:模擬開關(guān) IC USB 2.0 Hi-Speed and Audio RoHS:否 制造商:Texas Instruments 開關(guān)數(shù)量:2 開關(guān)配置:SPDT 開啟電阻(最大值):0.1 Ohms 切換電壓(最大): 開啟時間(最大值): 關(guān)閉時間(最大值): 工作電源電壓:2.7 V to 4.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-16
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