hcf4029b STMicroelectronics, hcf4029b Datasheet - Page 7

• Manufacturer Part Number: hcf4029b
• Description: Presettable Up/down Counter Binary Or Bcd Decade
• Manufacturer: STMicroelectronics

DYNAMIC ELECTRICAL CHARACTERISTICS (T
t
t
t
t
t
Symbol
PLH
PLH
THL
PLH
PLH
t
setup
t
t
t
r,
rem
f
setup
MAX
t
t
t
W
W
f
t
t
t
t
t
(1)
(2)
PHL
PHL
TLH
PHL
PHL
(2)
Propagation Delay Time
(Q Outputs)
Propagation Delay Time
(Carry Output)
Transition Time
(Q Outputs, Carry Output)
Minimum Clock Pulse
Width
Clock Rise and Fall Time
Minimum Setup Time
(Carry Input)
Minimum Setup Time
(B/D or U/D)
Maximum Clock Input
Frequency
Propagation Delay Time
(Q Outputs)
Propagation Delay Time
(Carry Output)
Minimum Preset Enable
(Pulse Width)
Minimum Preset Enable
(Removal Time)
Parameter
V
DD
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
10
15
5
5
5
5
5
5
5
5
5
5
5
5
(V)
PRESET ENABLE
Test Condition
amb
= 25°C, C
L
= 50pF, R
L
= 200K , t
Min.
5.5
2
4
Value (*)
Typ.
250
120
280
130
100
170
235
100
320
145
105
100
90
95
50
40
90
45
30
30
10
70
50
11
80
65
35
25
55
40
6
4
8
r
= t
HCF4029B
Max.
500
240
180
560
260
190
200
100
180
340
140
100
470
200
160
640
290
210
130
200
110
80
90
60
15
15
15
60
20
12
70
50
80
f
= 20 ns)
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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