M74HC7294 查看數據表（PDF） - STMicroelectronics
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M74HC7294 Datasheet PDF : 14 Pages
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M54/M74HC292/7292/294/7294
FUNCTION TABLE (HC292/7292)
PROGRAMMING
INPUTS
EDCBA
LLLLL
LL LLH
LL LHL
L L LHH
LLHL L
L LHLH
L L HH L
L L HHH
LHLL L
LHL LH
LHLHL
LH LHH
LHHL L
LHHLH
LHHH L
HHHHH
HL LL L
HL LLH
HL LHL
HL LHH
HLHL L
HLHLH
HL HH L
HL HHH
HH L L L
HH L LH
HH LH L
HH LHH
HHHL L
HHH L H
HHHH L
HHHHH
Q
BINARY DECIMAL
Inhibit
Inhibit
Inhibit
Inhibit
22
4
23
8
24
16
25
32
26
64
27
128
28
256
29
512
210
1,024
211
2,048
212
4,096
213
8,192
214
16,384
215
32,768
216
65,536
217
131,072
218
262,144
219
524,288
220
1,048,576
221
2,097,152
222
4,194,304
223
8,388,608
224
16,777,216
225
33,554,432
226
67,108,864
227
134,217,728
228
268,435,456
229
536,870,912
230 1,073,741,824
231 2,147,483,648
FREQUENCY DIVISION
TP1
TP2
BINARY DECIMAL BINARY DECIMAL
Inhibit
Inhibit Inhibit
Inhibit
Inhibit
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
Disabled Low
Disabled Low
23
23
25
25
27
27
29
29
Inhibit
512
512
512
512
512
512
512
512
512
512
512
512
512
512
512
512
512
512
512
512
8
8
32
32
128
128
512
512
Inhibit
217
217
217
217
217
217
217
217
217
217
217
217
Inhibit
131,072
131,072
131,072
131,072
131,072
131,072
131,072
131,072
131,072
131,072
131,072
131,072
Disabled Low
Disabled Low
23
8
23
8
25
32
25
32
27
128
27
128
29
512
29
512
211
2,048
211
2,048
213
8,192
213
8,192
215
32,768
215
32,768
217
131,072
217
131,072
TP3
BINARY DECIMAL
Inhibit
Inhibit
Inhibit
224
224
224
224
224
224
22
22
24
24
26
26
28
28
210
210
212
212
214
214
216
216
218
218
220
220
222
222
224
224
Inhibit
16,777,216
16,777,216
16,777,216
16,777,216
16,777,216
16,777,216
4
4
16
16
64
64
256
256
1,024
1,024
4,096
4,096
16,384
16,384
65,536
65,536
262,144
262,144
1,048,576
1,048,576
4,194,304
4,194,304
16,777,216
16,777,216
5/14
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