Mii-Management Interface Timing - Samsung KS8910 User Manual

Preliminary Spec. ver
1.4
KS8910 100/10 Mbps ETHERNET TRANSCEIVER

MII-MANAGEMENT INTERFACE TIMING

MDC
MDIO
(output)
MDC
MDIO
(Input)
Symbol
t1 MDC Minimum High Time
t2 MDC Minimum Low Time
t3 MDC Period
t4 MDC rise to MDIO valid
t5 MDIO Setup to MDC
t6 MDIO Hold after MDC
t
t
1
2
t
t
4
3
t t
5 6
Figure 8-8. MII-Management Interface Timing Diagram
Table 8-13. MII-Management Interface Timing
Conditions
ELECTRICAL CHARACTERISTICS
Min Typ Max
160 -
160 -
400 -
0 - 300
10 -
10 -
Unit
- ns
ns
-
ns
-
ns
ns
-
ns
-
8-11