XP2 Datasheet, PDF (67/92 Pages) Lattice Semiconductor – LatticeXP2 Family Data Sheet

Lattice Semiconductor
DC and Switching Characteristics
LatticeXP2 Family Data Sheet
Figure 3-8. Write Through (SP Read/Write on Port A, Input Registers Only)
CLKA
CSA
WEA
ADA
DIA
DOA
A0
tSU tH
D0
tACCESS
Data from Prev Read
or Write
A1
D1
tACCESS
D0
Three consecutive writes to A0
A0
D2
D3
tACCESS
D1
D2
D4
tACCESS
D3
D4
Note: Input data and address are registered at the positive edge of the clock and output data appears after the positive edge of the clock.
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