Datasheet

LAN8700/LAN8700i
DS00002260A-page 50  2007-2016 Microchip Technology Inc.
6.2.1.2 100M MII Transmit Timing
FIGURE 6-3: 100M MII TRANSMIT TIMING DIAGRAM
TABLE 6-3: 100M MII TRANSMIT TIMING VALUES
Parameter Description MIN TYP MAX Units Notes
T3.1 Transmit signals required setup to
TX_CLK rising
12 ns
Transmit signals required hold after
TX_CLK rising
0ns
TX_CLK frequency 25 MHz
TX_CLK Duty-Cycle 40 %
Clock Out -
TX_CLK
Data Out -
TXD[3:0]
T
3.1
TX_EN
TX_ER
Valid Data