MDS212 Datasheet, PDF (102/111 Pages) Zarlink Semiconductor Inc – 12-Port 10/100Mbps Ethernet Switch

20.0 AC Specification
20.1 XPIPE Interface
MDS212
Data Sheet
X_DCLK
X_DCLK
X1-max
X1-min
X_DCLK
X_DI[31:0]
X17
X18
X_FCO
X4-max
X4-min
X_DENI
X19
X20
X_DENO
X3-max
X3-min
X_FCI
X21
X22
X_DO[31:0]
X2-max
X2-min
X23
X24
S_CLK
X_DCLKI
X15
X16
Figure 24 - XPIPE Interface - Output Valid Delay Timing
Symbol
Parameter
X1 X_DCLKO output valid delay
X2 X_DO[31:0] output valid delay
X3 X_DENO output valid delay
X4 X_FCO output valid delay
X15 X_DCLKI input set-up time
X16 X_DCLKI input hold time
X17 X_DI[31:0] input set-up time
X18 X_DI[31:0] input hold time
X19 X_DENI input set-up time
X20 X_DENI input hold time
X21 X_FCI input set-up time
X22 X_FCI input hold time
-100MHZ
Min (ns)
1
1
1
1
3
0
3
0
3
0
3
0
Max (ns)
5
5
5
5
Table 14 - AC Characteristics - XPipe Interface
Note
CL = 30pf
CL = 30pf
CL = 30pf
CL = 30pf
Reference S-CLK
Reference S-CLK
102
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