AL103 Revision 1.0
5. Timing Requirements
Table 39: MII Transmit Timing
SYMBOL
ttdv
DESCRIPTION
MIN
4
TYP
MAX
UNIT
ns
TXCLK to TXD valid time.
TXCLK to TXEN valid time.
-
-
12
12
ttxev
4
ns
TXCLK
TXEN
ttxev
ttxev
ttdv
DATA
DATA
DATA
DATA
DATA
DATA
TXD
Figure 9
MII Transmit Timing
Table 40: MII Receive Timing
SYMBOL
DESCRIPTION
MIN
TYP
MAX
UNIT
trxds
RX_DV, RXD, RX_ER, setup
time.
10
-
-
ns
trxdh
RX_DV, RXD, RX_ER hold time.
5
-
-
ns
RXCLK
RXEN
trxdh
trxds trxdh
DATA
DATA
DATA
DATA
DATA
DATA
RXD
Figure 10 MII Receive Timing
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