Datasheet

KSZ8795CLX
DS00002112B-page 124  2016-2017 Microchip Technology Inc.
FIGURE 7-12: MDC/MDIO TIMING
TABLE 7-9: MDC/MDIO TYPICAL TIMING PARAMETERS
Symbol Parameter Min. Typ. Max. Units
f
C
Clock Frequency — 2.5 25 MHz
t
P
MDC Period — 400 —
ns
t
MD1
MDIO (PHY Input) Set-Up to Rising Edge of MDC 10 — —
t
MD2
MDIO (PHY Input) Hold from Rising Edge of MDC 4 — —
t
MD3
MDIO (PHY Output) Delay from Rising Edge of MDC 5 222 —
t
MD1
VALID
DATA
MDIO
(PHY INPUT)
VALID
DATA
MDC
t
MD2
MDIO
(PHY OUTPUT)
VALID
DATA
t
MD3
t
P