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| RTL8201CP Datasheet, PDF (34/38 Pages) List of Unclassifed Manufacturers – SINGLE-CHIP/SINGLE-PORT 10/100M FAST ETHERNET PHYCEIVER (With Auto Crossover) | |||
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8.2.5. MDC/MDIO Timing
Symbol
t1
t2
t3
t4
t5
t6
Table 37. MDC/MDIO Timing
Description
Minimum
MDC high pulse width
160
MDC low pulse width
160
MDC period
400
MDIO setup to MDC rising edge
10
MDIO hold time from MDC rising edge
10
MDIO valid from MDC rising edge
0
RTL8201CP
Datasheet
Maximum
Unit
ns
ns
ns
ns
ns
300
ns
MDC
MDIO
sourced by
STA
MDIO
sourced by
RTL8201CP
t3
t4
t5
t1
t2
t6
Figure 14. MDC/MDIO Timing
Transmission Without Collision
Figure 15 shows an example of a packet transfer from MAC to PHY.
VIH(min)
VIL(max)
VIH(min)
VIL(max)
VIH(min)
VIL(max)
Figure 15. MDC/MDIO MAC to PHY Transmission Without Collision
Single-Chip/Port 10/100 Fast Ethernet PHYceiver
29
Track ID: JATR-1076-21 Rev. 1.21
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