TM4C129XNCZAD Datasheet, PDF (2154/2191 Pages) Texas Instruments – Tiva Microcontroller

Electrical Characteristics
Figure 32-38. Station Management Write and Read Timing
EN0MDC
EN0MDIO
(Input)
N20
N21
EN0MDC
EN0MDIO
(Output)
N22
N23
Valid Data
Table 32-55. 100 Mb/s MII Transmit Timing
Parameter No.
N26
N27
N28
Parameter
T_{TXCK_HI}
T_{TXCK_LO}
T_{TX_DLY}
Parameter Name
Min
EN0TXCK high time
16
EN0TXCK low time
16
EN0TXCK to EN0TXDn, EN0TXEN 0
delay
Nom
20
20
-
Max
24
24
25
Unit
ns
ns
ns
Figure 32-39. 100 Mb/s MII Transmit Timing
EN0TXCK
EN0TXDn
EN0TXEN
EN0TXER
N26
N28
N27
Valid Data
Table 32-56. 100 Mb/s MII Receive Timing
Parameter No.
N30
N31
N32
N33
Parameter Parameter Name
Min
T_{RXCK_HI}
EN0RXCK high time
16
T_{RXCK_LO}
EN0RXCK low time
16
T_{RXCK_SU}
EN0RXDn, EN0RXDV, EN0RXER data
10
setup to EN0RXCK
T_{RXCK_HLD}
EN0RXDn, EN0RXDV, EN0RXER data
0
hold to EN0RXCK
Nom
Max
20
24
20
24
-
-
-
-
Unit
ns
ns
ns
ns
2154
Texas Instruments-Production Data
June 18, 2014