9.3.2 Operation Timing
SNx5DP159 starts to operate after the OE signal goes high (see Figure 22, Figure 23, and Table 1). Keeping OE low until VDD and VCC become stable avoids any timing requirements as shown in Figure 22.
Table 1. SNx5DP159 Operation Timing
|
MIN |
MAX |
UNIT |
td1 |
VDD/VCC stable before VCC/VDD |
0 |
200 |
µs |
td2 |
VDD and VCC stable before OE deassertion |
100 |
|
µs |
td3 |
CDR active operation after retimer mode initial |
|
15 |
ms |
td4 |
CDR turn off time after retimer mode de-assert |
|
120 |
ns |
VDD_ramp |
VDD supply ramp-up requirements |
|
100 |
ms |
VCC_ramp |
VCC supply ramp-up requirements |
|
100 |
ms |