Electrical Characteristics
Figure 8-7. USB Rise and Fall Times
Rise Time
90%
Fall Time
90%
CL
Differential
Data Lines
10%
10%
tR
CL
tF
Low-speed: 75 ns at CL = 50 pF, 300 ns at CL = 350 pF
Full-speed: 4 to 20 ns at CL = 50 pF
High-speed: 0.8 to 1.2 ns at CL = 10 pF
Figure 8-8. USB Jitter
T period
Crossover
Points
Differential
Data Lines
Jitter
Consecutive
Transitions
Paired
Transitions
Figure 8-9. USB EOP Width
Tperiod
Data
Crossover
Level
Differential
Data Lines
EOP
Width
282
Datasheet