SMCXXXAF Datasheet, PDF (23/82 Pages) Numonyx B.V – 32 Mbyte, 64 Mbyte, 128 Mbyte, 256 Mbyte and 512 Mbyte 3.3 V / 5 V supply CompactFlash™ card

SMCxxxAF
Command interface
Figure 3. Configuration register (attribute memory) Write timing diagram
–REG
tc(W)
Address Inputs
–WE
–CE2/–CE1
tsu(A)
VALID
tw(WE)
tsu(D-WEH)
trec(WE)
th(D)
–OE
D0 to D15 (D_IN)
DATA IN VALID
1. D_IN signifies data provided by the system to the CompactFlash card.
Table 17. Configuration register (attribute memory) Write timing
Speed version
Symbol
IEEE symbol
Parameter
Min
tc(W)
t_AVAV
Write Cycle time
250
tw(WE)
t_WLWH
Write Pulse width
150
tsu(A)
t_AVWL
Address Setup time
30
tsu(D-WEH)
t_DVWH
Data Setup time from WE
80
th(D)
t_WMDX
Data Hold time
30
trec(WE)
t_WMAX
Write Recovery time
30
AI10081
250 ns
Max
Unit
ns
ns
ns
ns
ns
ns
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