参数资料
型号: HB28H016RM2
英文描述: IC Memory CompactFlash /PC-ATA Standard Users Manual/Device
中文描述: 集成电路记忆的CompactFlash / PC的ATA标准用户手册/设备
文件页数: 31/103页
文件大小: 466K
代理商: HB28H016RM2
25
Table 3.6
Common Memory Write Timing
No.
Item
Symbol
Min [ns]
Max [ns]
1
Data setup before WE
t
SU
(D-WEH)
t
H
(D)
t
W
(WE)
t
SU
(Add)
t
SU
(CE)
t
REC
(WE)
t
H
(Add)
t
H
(CE)
t
V
(WIT-WE)
t
V
(WT)
t
V
(WIT)
80
2
Data hold following WE
30
3
WE pulse Width
150
4
Address setup time
30
5
CE setup before WE
0
6
Write recovery
30
7
Address hold time
20
8
CE hold following WE
20
9
Wait delay falling from WE
35
10
WE high from wait release
0
11
Wait width time
350
t
SU
(CE)
t
H
(CE)
t
REC
(WE)
An
t
H
(D)
t
SU
(D-WEH)
Dout
t
SU
(A)
t
H
(A)
REG
CE
WE
t
W
(WIT)
t
W
(WE)
t
V
(WIT-WE)
t
V
(WIT)
WAIT
Data in valid
Data transferred
from host to card
Figure 3.6 Common Memory Write Timing Chart
Note:
The
WAIT
maximum load is one 50 pF LS-TTL in total.
The
WAIT
maximum width (slowest mode operation) is stipulated by the CIS section.
If the
WE
cycle-to-cycle time is longer than
WAIT
signal width, the
WAIT
signal may be
ignored.
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