RTL8201E(L)
Datasheet
9.2.7. MDC/MDIO Timing
Table 39. MDC/MDIO Timing
Symbol Description
Minimum
160
Maximum
Unit
ns
t1
t2
t3
t4
t5
t6
MDC High Pulse Width
MDC Low Pulse Width
MDC Period
-
160
-
ns
400
-
-
ns
MDIO Setup to MDC Rising Edge
10
10
0
ns
MDIO Hold Time from MDC Rising Edge
MDIO Valid from MDC Rising Edge
-
ns
300
ns
t
3
V
IH(min)
IL (max)
MDC
V
t
t
t
t
5
4
1
2
MDIO
Sourced by
STA
V
IH(min)
V
IL (max)
t
6
MDIO
V
Sourced by
IH(min)
V
RTL8201EL
I L(max)
Figure 19. MDC/MDIO Timing
9.2.8. Transmission without Collision
Figure 20 shows an example of a packet transfer from MAC to PHY.
Figure 20. MAC to PHY Transmission Without Collision
Single-Chip/Port 10/100 Fast Ethernet PHYceiver
with Auto MDIX
34
Track ID: JATR-1076-21 Rev. 1.3
REALTEK [ Realtek Semiconductor Corp. ]
