STULPI01A_08 Datasheet, PDF (16/44 Pages) STMicroelectronics – High speed USB On-The-Go ULPI transceiver

Electrical characteristics
STULPI01A - STULPI01B
Figure 3. High-speed driver eye pattern
Level 1
Point 3
Point 4
+400mV
differential
Point 1
Point 2
0V
differential
Level 2
0%
Point 5
Point 6
Unit Interval
-400mV
differential
100%
Table 8. High-speed driver eye pattern
Level 1 Level 2 Point 1
Voltage Level
(DP – DM)
525mV ⁽¹⁾ -525mV ⁽¹⁾
475mV -475mV
0V
Point 2
0V
Point 3
300mV
Point 4
300mV
Point 5 Point 6
-300mV -300mV
Time
(% of Unit Interval)
5%
95%
35%
65%
35%
65%
1. This value is valid for unit intervals following a transition. For all other intervals the other value is valid.
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