STE400P STMicroelectronics, STE400P Datasheet - Page 30

• Manufacturer Part Number: STE400P
• Description: STE400P - 4 PORT 10-100 FAST ETHERNET TRANSCEIVER - PHY DATASHEET
• Manufacturer: STMicroelectronics

STE400P
Table 7. AC Specifications
Figure 8. Transmit Timing
30/34
Transmit Timing Specification
Symbol
t1
t2
t3
t4
TX-EN Sampled to CRS High
(100 Mbits/s)
TX-EN Sampled to CRS High (10
Mbits/s)
TX-EN Sampled to CRS Low
(100 Mbits/s)
TX-EN Sampled to CRS Low (10
Mbits/s)
Transmit Latency (100 Mbits/s)
Transmit Latency (10 Mbits/s)
Sampled TX-EN Inactive to End
of Frame
(100 Mbits/s)
Sampled TX-EN Inactive to End
of Frame
(10 Mbits/s)
Parameter
Test Condition
Min.
—
—
—
—
0
0
6
4
Typ.
Max.
1.5
16
16
14
17
—
4
5
Units
bits
bits
bits
bits
bits
bits
bits
bits