SMCXXXAF Datasheet, PDF (24/82 Pages) Numonyx B.V – 32 Mbyte, 64 Mbyte, 128 Mbyte, 256 Mbyte and 512 Mbyte 3.3 V / 5 V supply CompactFlash™ card

Command interface
Figure 4. Common memory Read timing diagram
Address Inputs
–REG
–CE2/–CE1
–OE
D0 to D15 (D_OUT)
tsu(A)
tsu(CE)
VALID
th(A)
ta(OE)
th(CE)
tv(WT)
VALID
1. D_OUT means data provided by the CompactFlash memory card to the system.
Table 18. Common memory Read timing⁽¹⁾
Cycle time mode
Symbol IEEE symbol
Parameter
Min
ta(OE)
t_GLQV
Output Enable Access time
tdis(OE)
tGHQZ
Output Disable time from OE
tsu(A)
t_AVGL
Address Setup time
30
th(A)
t_GHAX
Address Hold time
20
tsu(CE)
t_ELGL
CE Setup time
0
th(CE)
t_GHEH
CE Hold time
20
1. ST CF does not assert the WAIT signal.
SMCxxxAF
tdis(OE)
AI10083b
250 ns
Max
Unit
125
ns
100
ns
ns
ns
ns
ns
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