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APPLICATIONS
17.1 Memory expansion
[ns]
1000
935
900
800
700
649
600
500
400
363
300
200
100
0
7
Fig. 17.1.2 Relationship between t
[ns]
600
511
500
440
400
300
225
190
200
100
0
7
8
Fig. 17.1.3 Relationship between t
17–6
810
712
635
571
560
518
490
473
435
389
351
319
310
268
235
207
185
165
8
9
10
11
12
Operation clock frequency f(X
su(P0A/P1A/P2A-P1D/P2D)
3 access in low-speed running or 4 access in low-speed running
2 access in low-speed running
384
340
303
273
247
162
140
121
106
93
9
10
11
12
Operation clock frequency f(X
and f(X
su(D)
7751 Group User's Manual
4 access in low-speed running
3 access in low-speed running
2 access in low-speed running
435
401
372
346
323 303
292
268
247 229
212 198
149 135 122
111 101
13
14
15
16
17
18
and f(X
) (at low-speed running)
IN
225 206
190
175 162
82
73
65
57
13
14
15
16
17
) (at low-speed running)
IN
285 268
253 239
185 173
162 152 143
92
85
77
71
65
19
20
21
22
23
)
IN
150 140
130 121 113
51
45
40
35
30
18
19
20
21
22
)
IN
226 215
135
60
55
24
25
[MHz]
106 100
26
23
20
23
24
25
[MHz]
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