HDMP-1638 Datasheet, PDF (5/19 Pages) Agilent(Hewlett-Packard) – Gigabit Ethernet Transceiver Chip with Dual Serial I/O and Differential PECL Clock Inputs

5
REFCLK
TX[0]-TX[9]
DATA
DATA
DATA
t_SETUP
t_HOLD
Figure 3: Transmitter Section Timing.
DATA
DATA
0.0 V AC
2.0 V
0.8 V
DATA BYTE A
DATA BYTE B
± DOUTA,B
T6 T7 T8 T9 T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T0 T1 T2 T3 T4 T5
t_TXLAT
TX[0]-TX[9]
DATA BYTE B
DATA BYTE C
REFCLK
0.0 V AC
Figure 4: Transmitter Latency.