54HC698 データシートの表示（PDF） - STMicroelectronics
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54HC698
HC697/699 U/D 4 BIT BINARY COUNTER/REGISTER (3-STATE) , HC696/698 U/D DECADE COUNTER/REGISTER (3-STA
STMicroelectronics
54HC698 Datasheet PDF : 22 Pages
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M54/M74HC696/697/698/699
AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 6 ns)
Symbol
Parameter
Test Conditions
VCC CL
(V) (pF)
tTLH Output Transition 2.0
tTHL Time
4.5 50
(Qn)
6.0
tTLH Output Transition 2.0
tTHL Time
4.5 50
(RCO)
6.0
tPLH Propagation
tPHL Delay Time
(CCK - Q)
2.0
4.5 50
6.0
2.0
4.5 150
6.0
tPLH Propagation
tPHL Delay Time
(RCK - Q)
2.0
4.5 50
6.0
2.0
4.5 150
6.0
tPLH Propagation
tPHL Delay Time
(CCK - RCO)
2.0
4.5 50
6.0
tPLH Propagation
tPHL Delay Time
(R/C - Q)
2.0
4.5 50
6.0
2.0
4.5 150
6.0
tPLH Propagation
tPHL Delay Time
(ENT - RCO)
2.0
4.5 50
6.0
tPLH Propagation
tPHL Delay Time
(CCLR - Q)
2.0
4.5 50
6.0
2.0
4.5 150
for
HC696
HC697
6.0
tPLH Propagation
tPHL Delay Time
(CCLR - RCO)
2.0
4.5 50
6.0
for
HC696
HC697
fMAX Maximum Clock 2.0
Frequency
4.5 50
6.0
TA = 25 oC
54HC and 74HC
Min. Typ. Max.
25 60
7
12
6
10
30 75
8
15
7
13
90 215
28 43
24 37
103 245
32 49
27 42
82 185
24 37
20 31
95 215
28 43
24 37
109 245
32 49
27 42
61 155
20 31
17 26
73 185
24 37
20 31
63 140
18 28
15 24
78 195
26 39
22 33
90 235
30 47
26 40
98 220
29 44
25 37
5
12
25 45
30 53
Value
-40 to 85 oC
74HC
Min. Max.
75
19
13
95
19
16
270
54
46
305
61
52
230
46
39
270
54
46
305
61
52
195
39
33
230
46
39
175
35
30
245
49
42
295
59
50
275
55
47
4
20
24
-55 to 125 oC
54HC
Min. Max.
90
18
15
115
23
20
325
65
55
370
74
63
280
56
48
325
65
55
370
74
63
235
47
40
280
56
48
210
42
36
295
59
50
355
71
60
330
66
56
3.4
17
20
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
14/22
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