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74HC160 Datasheet, PDF (3/6 Pages) NXP Semiconductors – Presettable synchronous BCD decade counter; asynchronous reset
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AC Electrical Characteristics VCCe5V TAe25 C CLe15 pF tretfe6 ns
Symbol
Parameter
Conditions
Typ
fMAX
Maximum Operating Frequency
43
tPHL tPLH
Maximum Propagation Delay Clock to RC
30
tPHL tPLH
Maximum Propagation Delay Clock to Q
29
tPHL tPLH
Maximum Propagation Delay ENT to RC
18
tPHL
Maximum Propagation Delay Clear to Q or RC
27
tREM
Minimum Removal Time Clear to Clock
10
tS
Minimum Set Up Time Clear Load
Enable or Data to Clock
tH
Minimum Hold Time Data from Clock
tW
Minimum Pulse Width Clock
Clear or Load
Guaranteed Limit
30
35
34
32
38
20
30
5
16
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
AC Electrical Characteristics CLe50 pF tretfe6 ns (unless otherwise specified)
Symbol
Parameter
Conditions VCC
TAe25 C
Typ
74HC
54HC
TAeb40 to 85 C TAeb55 to 125 C
Guaranteed Limits
fMAX
Maximum Operating
Frequency
2 0V 10
5
4
4
4 5V 40 27
21
18
6 0V 45 32
25
21
tPHL
Maximum Propagation
Delay Clock to RC
2 0V 100 215
271
320
4 5V 32 43
54
64
6 0V 28 37
46
54
tPLH
Maximum Propagation
Delay Clock to RC
2 0V 88 175
220
260
4 5V 18 35
44
52
6 0V 15 30
37
44
tPHL
Maximum Propagation
Delay Clock to Q
2 0V 95 205
258
305
4 5V 30 41
52
61
6 0V 26 35
44
52
tPLH
Maximum Propagation
Delay Clock to Q
2 0V 85 170
214
253
4 5V 17 34
43
51
6 0V 14 29
36
43
tPHL
Maximum Propagation
Delay ENT to RC
2 0V 90 195
246
291
4 5V 28 39
49
58
6 0V 24 33
42
49
tPLH
Maximum Propagation
Delay ENT to RC
2 0V 80 160
202
238
4 5V 16 32
40
48
6 0V 14 27
34
41
tPHL
Maximum Propagation
Delay Clear to RC
2 0V 100 220
275
325
4 5V 32 44
55
66
6 0V 28 37
47
55
tPHL
Maximum Propagation
Delay Clear to Q
2 0V 100 210
260
315
4 5V 32 42
52
63
6 0V 28 36
45
54
tREM
Minimum Removal Time
Clear to Clock
2 0V
125
158
186
4 5V
25
32
37
6 0V
21
27
32
tS
Minimum Setup
Time Clear or Data
to Clock
2 0V
150
190
225
4 5V
30
38
45
6 0V
26
32
38
tS
Minimum Setup
Time Load
to Clock
2 0V
135
170
200
4 5V
27
34
41
6 0V
23
29
35
tS
Minimum Setup
Time Enable
to Clock
2 0V
175
220
260
4 5V
35
44
52
6 0V
30
37
44
tH
Minimum Hold Time
Data from Clock
2 0V
50
63
75
4 5V
10
13
15
6 0V
9
11
13
Units
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
3
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