CS8952
SERIAL MANAGEMENT INTERFACE TIMING
Parameter
MDC Period
MDC Pulse Width
MDIO Setup to MDC (MDIO as input)
MDIO Hold after MDC (MDIO as input)
MDC to MDIO valid (MDIO as output)
Symbol
Min
Typ
Max
Unit
tp
60
-
-
ns
tWL,tWH
40
-
60
%
tMD1
10
-
-
ns
tMD2
10
-
-
ns
tMD3
0
-
40
ns
MDC
DIRECTION:
IN or OUT of chip
IN
tMD1 t MD2
MDIO Valid Data Valid Data
IN
MDIO
t MD3
Valid Data
OUT
18
CrystalLAN™ 100BASE-X and 10BASE-T Transceiver