Datasheet

KSZ8041NL/RNL
DS00002245B-page 46  2017 Microchip Technology Inc.
7.8 MDC/MDIO Timing
FIGURE 7-9: MDC/MDIO TIMING
TABLE 7-9: MDC/MDIO TIMING PARAMETERS
Timing
Parameter
Description
Min. Typ. Max. Unit
t
P
MDC Period
—
400
—
ns
t
1MD1
MDIO (PHY Input) Setup to Rising Edge of
MDC
10
——
ns
t
MD2
MDIO (PHY Input) Hold from Rising Edge of
MDC
4
——
ns
t
MD3
MDIO (PHY Output) Delay from Rising
Edge of MDC
—
222
—
ns
t
MD1
Valid
Data
MDIO
(PHY input)
Valid
Data
MDC
t
MD2
MDIO
(PHY output)
Valid
Data
t
MD3
t
P