LAN8700 Datasheet, PDF (49/74 Pages) SMSC Corporation – ±15kV ESD Protected MII/RMII Fast-Ethernet PHY with HP Auto-MDIX and SMSC flexPWR TM in a Small Footprint

LAN8700/LAN8700i
6.2 MII 10/100Base-TX/RX Timings
6.2.1 MII 100BASE-T TX/RX TIMINGS
6.2.1.1 100M MII Receive Timing
FIGURE 6-2:
100M MII RECEIVE TIMING DIAGRAM
Clock Out -
RX_CLK
Data Out -
RXD[3:0]
RX_DV
RX_ER
T_2.1
T_2.2
Valid Data
TABLE 6-2: 100M MII RECEIVE TIMING VALUES
Parameter
Description
MIN TYP MAX Units
T2.1
T2.2
Receive signals setup to RX_CLK 10
rising
Receive signals hold from RX_CLK 10
rising
RX_CLK frequency
25
RX_CLK Duty-Cycle
40
ns
ns
MHz
%
Notes
 2007-2016 Microchip Technology Inc.
DS00002260A-page 49