smc256af Numonyx, smc256af Datasheet - Page 25

• Manufacturer Part Number: smc256af
• Description: 32 Mbyte, 64 Mbyte, 128 Mbyte, 256 Mbyte And 512 Mbyte 3.3 V / 5 V Supply Compactflash? Card
• Manufacturer: Numonyx

SMCxxxAF
Figure 5.
1. D
Table 19.
1. ST CF does not assert the WAIT signal.
tsu(D-WEH)
th(D)
tw(WE)
tsu(A)
tsu(CE)
trec(WE)
th(A)
th(CE)
IN
Symbol
signifies data provided by the system to the CompactFlash memory card.
D0 to D15 (D
Address Inputs
–CE2/–CE1
Common memory Write timing diagram
Common memory Write timing
–REG
–WE
IN
t
t
t
t
t
t
t
t
DVWH
WMDX
WLWH
AVGL
ELWL
WMAX
GHAX
GHEH
)
IEEE symbol
Cycle time mode
Data setup time from WE
Data hold time
WE pulse width
Address setup time
CE setup time before WE
Write recovery time
Address hold time
CE hold following WE
tsu(A)
tsu(CE)
(1)
Parameter
VALID
tw(WE)
tsu(D-WEH)
DATA IN VALID
trec(WE)
th(CE)
th(A)
th(D)
Min
150
80
30
30
30
20
20
0
Command interface
250 ns
Max
AI10082b
Unit
ns
ns
ns
ns
ns
ns
ns
ns
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