upd720114 Renesas Electronics Corporation., upd720114 Datasheet - Page 25

• Manufacturer Part Number: upd720114
• Description: Usb 2.0 Hub Controller
• Manufacturer: Renesas Electronics Corporation.

Differential
Data Lines
Differential
Data Lines
Differential
Data Lines
Figure 2-14. USB Differential-to-EOP Transition Skew and EOP Width for Low-/full-speed
t
PERIOD
t
PERIOD
t
PERIOD
Figure 2-15. USB Receiver Jitter Tolerance for Low-/full-speed
Figure 2-13. USB Differential Data Jitter for Low-/full-speed
N × t
Crossover
Diff. Data-to-
t
Point
SE0 Skew
xJR
N × t
PERIOD
Crossover
Consecutive
N × t
Transitions
Points
Consecutive
PERIOD
Transitions
+ t
PERIOD
Data Sheet S17462EJ5V0DS
xDEOP
+ t
xDJ1
+ t
N × t
xJR1
N × t
Transitions
Transitions
PERIOD
Paired
PERIOD
Paired
Point Extended
+ t
Crossover
+ t
xJR2
xDJ2
t
xJR1
Source EOP Width: t
Receiver EOP Width: t
t
xJR2
μ
PD720114
t
FEOPT
LEOPT
t
FEOPR
LEOPR
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