hef4017b NXP Semiconductors, hef4017b Datasheet - Page 4

• Manufacturer Part Number: hef4017b
• Description: 5-stage Johnson Counter
• Manufacturer: NXP Semiconductors

Philips Semiconductors
FUNCTION TABLE
AC CHARACTERISTICS
V
January 1995
Propagation delays
SS
5-stage Johnson counter
MR
H
L
L
L
L
L
L
= 0 V; T
CP
CP
MR
MR
MR
0
0
HIGH to LOW
LOW to HIGH
HIGH to LOW
LOW to HIGH
HIGH to LOW
LOW to HIGH
LOW to HIGH
, CP
, CP
O
O
O
CP
amb
1
1
H
H
1
5-9
0
X
X
L
to O
0
= 25 C; C
O
O
9
0
5-9
to O
CP
X
X
H
L
L
1
9
L
= 50 pF; input transition times
O
Counter advances
Counter advances
No change
No change
No change
No change
0
V
V
= O
DD
10
15
10
15
10
15
10
15
10
15
10
15
10
15
5
5
5
5
5
5
5
5-9
OPERATION
= H; O
t
t
t
t
t
t
t
SYMBOL
PHL
PLH
PHL
PLH
PHL
PLH
PLH
1
to O
MIN.
9
= L
4
20 ns
Notes
1. H = HIGH state (the more positive voltage)
2. L = LOW state (the less positive voltage)
3. X = state is immaterial
4.
5.
TYP.
140
125
145
125
130
115
110
55
40
50
40
55
40
50
40
50
35
45
35
55
40
= positive-going transition
= negative-going transition
MAX.
280
250
100
290
250
100
230
100
220
260
105
110
110
80
80
80
80
70
90
70
75
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
TYPICAL EXTRAPOLATION
103 ns
113 ns
118 ns
44 ns
32 ns
98 ns
39 ns
32 ns
44 ns
32 ns
98 ns
39 ns
32 ns
88 ns
39 ns
27 ns
83 ns
34 ns
27 ns
44 ns
32 ns
FORMULA
Product specification
HEF4017B
(0,55 ns/pF) C
(0,23 ns/pF) C
(0,16 ns/pF) C
(0,55 ns/pF) C
(0,23 ns/pF) C
(0,16 ns/pF) C
(0,55 ns/pF) C
(0,23 ns/pF) C
(0,16 ns/pF) C
(0,55 ns/pF) C
(0,23 ns/pF) C
(0,16 ns/pF) C
(0,55 ns/pF) C
(0,23 ns/pF) C
(0,16 ns/pF) C
(0,55 ns/pF) C
(0,23 ns/pF) C
(0,16 ns/pF) C
(0,55 ns/pF) C
(0,23 ns/pF) C
(0,16 ns/pF) C
MSI
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L