ADM7008
Electrical Specification
5.5 Serial Management Interface (MDC/MDIO) Timing
t_MDC_LO
t_MDC_HI
t_MDC_PER
MDC
t_MDIO_DLY
MDIO(Output)
MDC
t_MDIO_SETUP
t_MDIO_HOLD
MDIO(Input)
Figure 5-10 Serial Management Interface (MDC/MDIO) Timing
Symbol
Description
MIN
100
40
TYP
MAX UNIT
t_MDC_PER
t_MDC_HI
MDC Period
ns
ns
ns
MDC High
t_MDC_LO
t_MDIO_DLY
t_MDIO_SETUP MDIO Input to MDC Setup Time
t_MDIO_HOLD MDIO Input to MDC Hold Time
MDC High
40
MDC to MDIO Delay Time
20
ns
ns
ns
10
10
Table 5-13 Serial Management Interface (MDC/MDIO) Timing
ADMtek Inc.
5-11