Datasheet

Electrical characteristics STM32F745xx STM32F746xx
168/227 DocID027590 Rev 4
Table 87 gives the list of Ethernet MAC signals for MII and Figure 56 shows the
corresponding timing diagram.
Figure 57. Ethernet MII timing diagram
CAN (controller area network) interface
Refer to Section 5.3.17: I/O port characteristics for more details on the input/output alternate
function characteristics (CANx_TX and CANx_RX).
Table 87. Dynamics characteristics: Ethernet MAC signals for MII
(1)
1. Guaranteed by characterization results.
Symbol Parameter Min Typ Max Unit
t
su(RXD)
Receive data setup time 3 - -
ns
t
ih(RXD)
Receive data hold time 1.5 - -
t
su(DV)
Data valid setup time 0 - -
t
ih(DV)
Data valid hold time 1.5 - -
t
su(ER)
Error setup time 1.5 - -
t
ih(ER)
Error hold time 0.5 - -
t
d(TXEN)
Transmit enable valid delay time 6.5 7 13.5
t
d(TXD)
Transmit data valid delay time 6.5 7 13.5
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