Figure 9-40. Usb Eop Width Timing Diagram; Figure 9-41. Usb Receiver Jitter Tolerance Timing Diagram - AMD Geode SC1200 Data Book

32579B
t
period_F
tperiod_L
Differential
Data Lines
Differential Data to SE0 Skew
N*t
N*t
t
period_F
t
period_L
Differential
Data Lines

Figure 9-41. USB Receiver Jitter Tolerance Timing Diagram

420
+ t
period_F USB_DE1
+ t
period_L USB_DE2

Figure 9-40. USB EOP Width Timing Diagram

t
USB_RJ11
t
USB_RJD21
t
USB_RJU21
Consecutive Transitions
N*t + t
period_F USB_RJ11
N*t + t
period_L USB_RJD21
N*t + t
period_L USB_RJU21
Paired Transitions
N*t
period_F
N*t
period_L
N*t
period_L
Data
Crossover
Level
t t
Source:
USB_SE1, USB_SE2
t t
Receiver:
USB_RE11, USB_RE12
t t
USB_RE21, USB_RE22
EOP Width
Crossover Points
+ t
USB_RJ12
+ t
USB_RJD22
+ t
USB_RJU22
AMD Geode™ SC1200/SC1201 Processor Data Book
Electrical Specifications
t
USB_RJ12
t
USB_RJD22
t
USB_RJU22