參數(shù)資料
型號(hào): FSUSB22QSCX
廠商: Fairchild Semiconductor
文件頁(yè)數(shù): 2/8頁(yè)
文件大小: 0K
描述: IC USB SWITCH QUAD 2X1 16QSOP
產(chǎn)品變化通告: Mold Compound Change 12/Sept/2008
標(biāo)準(zhǔn)包裝: 1
功能: USB 開關(guān)
電路: 4 x 2:1
導(dǎo)通狀態(tài)電阻: 6.5 歐姆
電壓電源: 單電源
電壓 - 電源,單路/雙路(±): 3 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-QSOP
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: FSUSB22QSCXDKR
2005 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FSUSB22 Rev. 1.0.3
2
FS
US
B2
2
Low-
P
ower,
2-
Port
,H
igh-
Speed
U
S
B
2.0
(
480M
bps)
Swit
ch
Logic Diagram
Analog Symbol
USB
Port
USB
Port
D-
D+
D-
Docking Station
USB 2.0
Host
Controller
FSUSB22
USB
Port
USB
Port
D+
D-
D+
D-
D+
D-
D+
D-
Notebook Computer
Docking Connector
1B1
1B2
1A
2B1
2B2
2A
GND
3A
3B2
3B1
4A
4B2
4B1
/OE
S
VCC
1
16
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Figure 1. Logic Diagram
Figure 2.
Analog Symbol
S
1B1
1B2
1A
2B1
2B2
2A
GND
VCC
/OE
4B1
4B2
4A
3B1
3B2
3A
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
1B
1
1B
2
1A
2B
1
2B
2
2A
GND
3A
3B
2
3B
1
4A
4B
2
4B
1
/OE
S
V
CC
116
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Figure 3. QSOP and TSSOP Pin Configuration
Figure 4. Pad Assignment for DQFN
Pin Descriptions
Pin #
Pin Names
Description
1
S
Select Input
2,3,5,6,10,11,13,14
1B1,1B2, 2B1,2B2,3B2,3B1,4B2,4B1
Bus B
8
GND
Ground
4,7,9,12
1A,2A,3A,4A
Bus A
15
/OE
Bus Switch Enable
16
VCC
Supply Voltage
Truth Table
S
OE
Function
Don’t Care
HIGH
Disconnect
LOW
A=B1
HIGH
LOW
A=B2
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