Electrical Specifications

32580B

 

 

tperiod_F tperiod_L

Differential

Data Lines

Differential Data to SE0 Skew

N*tperiod_F + tUSB_DE1

N*tperiod_L + tUSB_DE2

Data

Crossover

Level

Source: tUSB_SE1, tUSB_SE2

Receiver: tUSB_RE11, tUSB_RE12 tUSB_RE21, tUSB_RE22

EOP Width

Figure 9-39. EOP Width Timing Diagram

Differential Data Lines

tUSB_RJ11 tUSB_RJD21 tUSB_RJU21

tperiod_F tperiod_L

Crossover Points

 

 

 

 

tUSB_RJ12

Consecutive Transitions

 

tUSB_RJD22

 

N*tperiod_F + tUSB_RJ11

 

t

 

 

 

 

USB_RJU22

N*tperiod_L + tUSB_RJD21

N*tperiod_L + tUSB_RJU21

Paired Transitions

N*tperiod_F + tUSB_RJ12

N*tperiod_L + tUSB_RJD22

N*tperiod_L + tUSB_RJU22

Figure 9-40. Receiver Jitter Tolerance Timing Diagram

AMD Geode™ SC2200 Processor Data Book

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Page 405
Image 405
AMD SC2200 manual Differential Data to SE0 Skew, Data Crossover Level, EOP Width, Consecutive Transitio ns