FSUSB20BQX Fairchild Semiconductor, FSUSB20BQX Datasheet - Page 8

• Manufacturer Part Number: FSUSB20BQX
• Description: IC USB SWITCH DUAL 2X1 14DQFN
• Manufacturer: Fairchild Semiconductor

Specifications of FSUSB20BQX

• Function: USB Switch
• Circuit: 2 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: 14-WFQFN Exposed Pad
• Switch Configuration: DPST
• On Resistance (max): 5 Ohms (Typ) @ 3 V
• On Time (max): 4.8 ns (Typ) @ 3.3 V
• Off Time (max): 2.2 ns (Typ) @ 3.3 V
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Propagation Delay Time: 0.25 ns (Typ) @ 3.3 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FSUSB20 Rev. 1.0.2
©2005 Fairchild Semiconductor Corporation
AC Loading and Waveforms
GND
50Ω
V
B
+
–
B
S
1
B
2
nB
nB
1
2
Figure 7. OFF Isolation Test
Control
Control
S OE
OE
50Ω
50Ω
GND
GND
A
B
S
A
SELECT
Network Analyzer
INPUT
OUTPUT
10 pF
10%
t
ON
Control
Figure 9. Bandwidth Test
Figure 5. AC Test Circuit
Figure 6. AC Waveforms
OE
1.5V
8
90%
Note: Input driven by 50Ω source terminated in 50Ω
Note: C
Note: Input PRR = 1.0 MHz, t
t
r
= 2.5ns
90%
50Ω
90%
L
1.5V
includes load and stray capacitance
A
100Ω
B
10%
S
Network Analyzer
1
90%
t
f
t
= 2.5ns
OFF
Figure 8. Crosstalk Test
Control
3.0V
GND
V
V
OH
OL
OE
W
= 500ns
50Ω
A
100Ω
Network Analyzer
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