74hct93 NXP Semiconductors, 74hct93 Datasheet - Page 6

• Manufacturer Part Number: 74hct93
• Description: 4-bit Binary Ripple Counter
• Manufacturer: NXP Semiconductors

Philips Semiconductors
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
Output capability: standard
I
Note to HCT types
The value of additional quiescent supply current ( I
To determine I
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
December 1990
CC
INPUT
CP
MR
SYMBOL PARAMETER
t
t
t
t
t
t
t
t
t
f
PHL
PHL
PHL
PHL
PHL
THL
rem
W
W
max
4-bit binary ripple counter
category: MSI
0
n
/ t
/ t
/ t
/ t
/ t
, CP
TLH
PLH
PLH
PLH
PLH
1
propagation delay
propagation delay
propagation delay
propagation delay
propagation delay
output transition time
removal time
pulse width
master reset pulse width
maximum clock pulse
r
= t
CP
CP
CP
CP
MR
MR
CP
MR
frequency
CP
UNIT LOAD COEFFICIENT
0.60
0.40
CC
f
0
1
1
1
0
0
n
n
n
= 6 ns; C
, CP
, CP
to Q
to Q
to Q
to Q
per input, multiply this value by the unit load coefficient shown in the table below.
to Q
to CP
1
1
0
1
2
3
n
0
, CP
L
= 50 pF
1
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
10
16
16
30
min.
18
18
24
30
17
7
3
7
5
70
typ.
25
CC
34
34
46
58
33
15
max. min.
) for a unit load of 1 is given in the family specifications.
T
6
74HCT
amb
13
20
20
24
40 to 85
( C)
43
43
58
73
41
19
max.
15
24
24
20
min. max.
40 to 125
51
51
69
87
50
22
.
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
UNIT
74HC/HCT93
V
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
TEST CONDITIONS
(V)
Product specification
CC
Fig.6
Fig.6
Fig.6
Fig.6
Fig.7
Fig.6
Fig.7
Fig.6
Fig.7
Fig.6
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