PMC-Sierra, Inc.
STANDARD PRODUCT
PM5945 -UTP5
PMC-940202 ISSUE 2. APRIL 7, 1995
APP_SAPI_UTP5
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Transmit Interface Timing
Table 10: Transmit Interface Timing Parameters
Symbol
Parameter
Min
Max
20
Units
MHz
%
TxClk Frequency (nominaly 20 MHz)
TxClk Duty Cycle
40
1
60
tP
tP
tP
tP
tP
tS
TxClk high TxData[7:0] Valid
TxClk high TxSOC Valid
TxClk high TxClavB Valid
TxClk high TxData[7:0] Valid
TxClk high TxEnbB Valid
TxFullB Set-up Time to TxClk
TxFullB Hold Time to TxClk
20
ns
TxData
TxSOC
TxClavB
TxData
TxEnbB
TxFullB
1
20
ns
1
20
ns
1
20
ns
1
20
ns
10
1
ns
tH
ns
TxFullB
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PMC [ PMC-SIERRA, INC ]
