Datasheet

December 1990 8
Philips Semiconductors Product specification
14-stage binary ripple counter with oscillator 74HC/HCT4060
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t
r
=t
f
= 6 ns; C
L
= 50 pF
SYMBOL PARAMETER
T
amb
(°C)
UNIT
TEST CONDITIONS
74HC
V
CC
(V)
WAVEFORMS
+25 −40 to +85 −40 to +125
min. typ. max. min. max. min. max.
t
PHL
/ t
PLH
propagation delay
RS to Q
3
99
36
29
300
60
51
375
75
64
450
90
77
ns
2.0
4.5
6.0
Fig.12
t
PHL
/ t
PLH
propagation delay
Q
n
to Q
n+1
22
8
6
80
16
14
100
20
17
120
24
20
ns
2.0
4.5
6.0
Fig.14
t
PHL
propagation delay
MR to Q
n
55
20
16
175
35
30
220
44
37
265
53
45
ns
2.0
4.5
6.0
Fig.13
t
THL
/ t
TLH
output transition time
19
7
6
75
15
13
95
19
16
110
22
19
ns
2.0
4.5
6.0
Fig.12
t
W
clock pulse width
RS; HIGH or LOW
80
16
14
17
6
5
100
20
17
120
24
20
ns
2.0
4.5
6.0
Fig.12
t
W
master reset pulse
width MR; HIGH
80
16
14
25
9
7
100
20
17
120
24
20
ns
2.0
4.5
6.0
Fig.13
t
rem
removal time
MR to RS
100
20
17
28
10
8
125
25
21
150
30
26
ns
2.0
4.5
6.0
Fig.13
f
max
maximum clock pulse
frequency
6.0
30
35
26
80
95
4.8
24
28
4.0
20
24
MHz
2.0
4.5
6.0
Fig.12