PMC-Sierra, Inc.
STANDARD PRODUCT
PM5945 -UTP5
PMC-940202 ISSUE 2. APRIL 7, 1995
APP_SAPI_UTP5
______________________________________________________________________________________________
Receive Interface Timing
Table 9: Receive Interface Timing Parameters
Symbol
Parameter
Min
Max
20
Units
MHz
%
RxClk Frequency (nominaly 20 MHz)
RxClk Duty Cycle
40
10
1
60
tS
RxData[7:0] Set-up Time to RxClk
RxData[7:0] Hold Time to RxClk
RxSOC Set-up Time to RxClk
RxSOC Hold Time to RxClk
RxClavB Set-up Time to RxClk
RxClavB Hold Time to RxClk
RxClk high to RxEnbB Valid
RxData[7:0] Set-up Time to RxClk
RxData[7:0] Hold Time to RxClk
ns
RxData
tH
tS
tH
ns
RxData
RxSOC
RxSOC
RxClavB
10
1
ns
ns
tS
10
1
ns
tH
tP
ns
RxClavB
RxEnbB
RxData
1
20
ns
tS
tH
10
1
ns
ns
RxData
______________________________________________________________________________________________
21
PMC [ PMC-SIERRA, INC ]
