FSUSB22BQX Fairchild Semiconductor, FSUSB22BQX Datasheet - Page 2

IC USB SWITCH QUAD 2X1 16DQFN

FSUSB22BQX

Manufacturer Part Number
FSUSB22BQX
Description
IC USB SWITCH QUAD 2X1 16DQFN
Manufacturer
Fairchild Semiconductor
Datasheet

Specifications of FSUSB22BQX

Function
USB Switch
Circuit
4 x 2:1
On-state Resistance
6.5 Ohm
Voltage Supply Source
Single Supply
Voltage - Supply, Single/dual (±)
3 V ~ 3.6 V
Current - Supply
1µA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-WQFN Exposed Pad, 16-DQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
FSUSB22BQXTR
FSUSB22BQX_NL
FSUSB22BQX_NLTR
FSUSB22BQX_NLTR

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
FSUSB22BQX
Manufacturer:
FAIRCHILD
Quantity:
13 828
© 2005 Fairchild Semiconductor Corporation
FSUSB22 • Rev. 1.0.3
Logic Diagram
Pin Descriptions
Truth Table
Figure 3. QSOP and TSSOP Pin Configuration
Docking Station
2,3,5,6,10,11,13,14
USB 2.0
Host
Controller
GND
Don’t Care
1B
1B
2B
2B
4,7,9,12
1A
2A
Pin #
S
HIGH
LOW
1
2
1
2
Figure 1. Logic Diagram
15
16
S
1
8
1
2
3
4
5
6
7
8
Docking Connector
Notebook Computer
D+
D+
D-
D-
FSUSB22
16
15
14
13
12
10
11
9
1B
V
/OE
4B
4B
4A
3B
3B
3A
D+
D+
1
D-
D-
CC
,1B
1
2
1
2
2
, 2B
D+
D+
USB
Port
USB
Port
D-
D-
1A,2A,3A,4A
Pin Names
1
,2B
USB
Port
USB
Port
HIGH
LOW
LOW
GND
/OE
V
OE
2
S
2
CC
,3B
2
,3B
Analog Symbol
1
,4B
Figure 4. Pad Assignment for DQFN
2
,4B
1
1B
1B
2B
2B
1B
1B
2B
2B
1A
2A
1A
2A
Figure 2.
1
2
1
2
1
2
1
2
2
3
4
2
5
6
3
4
7
5
6
7
GND
GND
S
1
8
S
1
8
Analog Symbol
Bus Switch Enable
Supply Voltage
V
V
Description
16
3A
16
3A
Select Input
CC
9
CC
9
Disconnect
Function
Ground
Bus B
Bus A
A=B
A=B
15
14
15
14
13
12
10
10
11
13
12
11
1
2
/OE
4B
4B
3B
3B
/OE
4B
4B
3B
3B
4A
4A
1
2
1
2
1
2
1
2
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