SanDisk CompactFlash Extreme III - Page 29

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SanDisk CompactFlash Card OEM Product Manual Interface Description
Figure 3-2 Power Up/Power Down Timing for Systems not supporting RESET
t
V
CC
2V
V
CC
Min.
pr
V
IH
t
SU
(V
CC
)
-CE1, -CE2
Always Hi-z from system
Supplied by pull-up resistor
RESET
on card (if present)
t
pf
V
IH
t
rec
V
CC
V
CC
Min.
2V
-CE1, -CE2
3.3.4 Common Memory Read Timing
Table 3-10 contains common memory read timing specifications for all types of memory.
NOTE: All timings measured at the CompactFlash Memory Card. Skews and
delays from the system driver/receiver to the card must be accounted
for by the system.
Table 3-10 Common Memory Read Timing Specification
Speed Version Item Symbol
Read Cycle Time t
c
(R)
Address Access Time
a
t
a
(A)
Card Enable Access Time t
a
(CE)
Output Enable Access Time t
a
(OE)
Output Disable Time from -OE t
dis
(OE)
Output Disable Time from -CE t
dis
(CE)
Output Enable Time from -CE t
en
(CE)
Output Enable Time from -OE t
en
(OE)
Data Valid from Add Change
a
t
v
(A)
Address Setup Time t
su
(A)
100 ns
IEEE Symbol
100
t
AVQV
t
AVAV
100
t
ELQV
100
t
GLQV
50
t
GHQZ
50
t
EHQZ
50
t
ELQNZ
5
t
GLQNZ
5
t
AXQX
0
t
AVGL
10
Min. Max.
© 2007 SanDisk Corporation 3-11 Rev. 12.0, 02/07