Philips Semiconductors
Product specification
Programmable divide-by-n counter
74HC/HCT4059
DC CHARACTERISTIC FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Output capability: standard
ICC category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
T
amb (°C)
TEST CONDITIONS
74HC
SYMBOL PARAMETER
UNIT
WAVEFORMS
Fig.7
VCC
(V)
+25
−40 to +85 −40 to +125
min. typ. max. min. max. min. max.
tPHL/ tPLH propagation delay
CP to Q
58
21
17
50
18
14
19
7
200
40
250
50
300 ns
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
60
34
43
51
t
t
PHL/ tPLH propagation delay
LE to Q
175
35
220
44
265 ns
Fig.8
53
30
37
45
THL/ tTLH output transition time
75
95
110 ns
Fig.7
15
19
22
19
ns
6
13
16
tW
clock pulse width
CP
90
18
15
75
15
13
7
115
23
90
95
19
16
3.4
17
20
135
27
Fig.7
6
5
23
trem
removal time
Kb, Kc to CP
19
7
110
22
ns
Fig.9; note 1
Fig.7
6
19
fmax
maximum clock pulse
frequency
4.2 12
2.8
14
MHz 2.0
21
25
36
43
4.5
6.0
17
Note
1. From master preset mode to any other mode.
1998 Jul 08
9
PHILIPS [ PHILIPS SEMICONDUCTORS ]
