USB1T11A(2008) 데이터 시트보기 (PDF) - Fairchild Semiconductor
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USB1T11A Datasheet PDF : 11 Pages
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AC Electrical Characteristics D+/D- Pins, Full Speed
Over recommended range of supply voltage and operating free air temperature unless otherwise noted.
VCC = 3.0V to 3.6V, CL = 50Pf; RL = kΩ on D+ to VCC.
Symbol
Parameter
Driver Characteristics
tR, tF
tRFM
VCRS
Rise and Fall Time
Rise/Fall Time Matching
Output Signal Crossover Voltage
Driver Timings
tPLH
tPHZ, tPLZ
tPZH, tPZL
Driver Propagation Delay
(VPO,VMO/FSEO to D+D-)
Driver Disable Delay (/OE to D+/D-)
Driver Enable Delay (/OE to D+/D-)
Receiver Timings
Conditions
10 and 90%, Figure 4
tr / tf
Figure 5
Figure 7
Figure 7
TA=-40 to +85°C
Min. Typ. Max.
4
20
90
110
1.3
2.0
18
13
17
tPLH
Receiver Propagation Delay
Figure 6
16
tPHL
D+/D- to RVC
Figure 6
19
tPLH, tPHL
Single-ended Receiver Delay
(D+,D- to VP, VM)
Figure 6
8
Units
ns
%
V
ns
ns
ns
ns
ns
ns
AC Electrical Characteristics D+/D- Pins, Low Speed
Over recommended range of supply voltage and operating free air temperature unless otherwise noted.
VCC = 3.0V to 3.6V, CL = 200pF to 600pF; RL = 1.5kΩ on D- to VCC.
Symbol
Parameter
Driver Characteristics
tLR, tLF Rise and Fall Time
tRFM
Rise/Fall Time Matching
VCRS
Output Signal Crossover Voltage
Driver Timings
tPLH, tPHL
tPHZ, tPLZ
tPZH, tPZL
Driver Propagation Delay
(VPO,VMO/FSEO to D+D-)
Driver Disable Delay (/OE to D+/D-)
Driver Enable Delay (/OE to D+/D-)
Receiver Timings
Conditions
10 and 90%, Figure 4
tr / tf
Figure 5
Figure 7
Figure 7
TA=-40 to +85°C
Min. Typ. Max.
75
300
80
120
1.3
2.0
300
13
205
tPLH, tPHL
Receiver Propagation Delay
(D+/D- to RVC)
Figure 6
18
tPLH, tPHL
Single-ended Receiver Delay
(D+,D- to VP, VM)
Figure 6
28
Units
ns
%
V
ns
ns
ns
ns
ns
© 1999 Fairchild Semiconductor Corporation
USB1T11A • Rev. 1.0.2
6
www.fairchildsemi.com
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