KSZ8041NL/RNL
7.8
MDC/MDIO Timing
FIGURE 7-9:
MDC/MDIO TIMING
tP
MDC
tMD1
tMD2
MDIO
(PHY input)
Valid
Data
Valid
Data
tMD3
MDIO
(PHY output)
Valid
Data
TABLE 7-9:
MDC/MDIO TIMING PARAMETERS
Description
Timing
Parameter
Min.
—
Typ.
Max.
—
Unit
tP
MDC Period
400
—
ns
ns
MDIO (PHY Input) Setup to Rising Edge of
MDC
—
t1MD1
10
MDIO (PHY Input) Hold from Rising Edge of
MDC
—
—
—
tMD2
tMD3
4
ns
ns
MDIO (PHY Output) Delay from Rising
Edge of MDC
—
222
DS00002245B-page 46
2017 Microchip Technology Inc.