Datasheet

Electrical characteristics STM32F405xx, STM32F407xx
132/202 DocID022152 Rev 8
Figure 47. Ethernet RMII timing diagram
Table 66 gives the list of Ethernet MAC signals for MII and Figure 47 shows the
corresponding timing diagram.
Figure 48. Ethernet MII timing diagram
Table 65. Dynamic characteristics: Ethernet MAC signals for RMII
Symbol Rating Min Typ Max Unit
t
su(RXD)
Receive data setup time 2 - - ns
t
ih(RXD)
Receive data hold time 1 - - ns
t
su(CRS)
Carrier sense set-up time 0.5 - - ns
t
ih(CRS)
Carrier sense hold time 2 - - ns
t
d(TXEN)
Transmit enable valid delay time 8 9.5 11 ns
t
d(TXD)
Transmit data valid delay time 8.5 10 11.5 ns
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