SanDisk CompactFlash Extreme III User Manual
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