M74HC42 STMICROELECTRONICS [STMicroelectronics], M74HC42 Datasheet - Page 4

• Manufacturer Part Number: M74HC42
• Description: BCD TO DECIMAL DECODER
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M54/M74HC42
DC SPECIFICATIONS
AC ELECTRICAL CHARACTERISTICS (C
(*) C
(Refer to Test Circuit). Average operting current can be obtained by the following equation. I
4/10
Symbol
Symbol
C
V
V
t
t
t
t
PD
V
V
I
C
TLH
THL
PLH
PHL
CC
PD
I
OH
OL
IH
IN
IL
I
(*)
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.
High Level Input
Voltage
Low Level Input
Voltage
High Level
Output Voltage
Low Level Output
Voltage
Input Leakage
Current
Quiescent Supply
Current
Output Transition
Time
Propagation
Delay Time
Input Capacitance
Power Dissipation
Capacitance
Parameter
Parameter
V
V
(V)
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
4.5
6.0
2.0
4.5
6.0
4.5
6.0
6.0
6.0
(V)
2.0
4.5
6.0
2.0
4.5
6.0
CC
CC
Test Conditions
Test Conditions
V
V
V
V
V
V
V
V
or
or
I
I
I
I
IH
IH
IL
IL
= V
= V
=
=
I
I
I
I
CC
CC
I
O
O
I
O
O
O
O
=-4.0 mA 4.18
=-5.2 mA 5.68
= 4.0 mA
= 5.2 mA
=-20 A
= 20 A
or GND
or GND
L
= 50 pF, Input t
Min.
Min.
3.15
1.5
4.2
1.9
4.4
5.9
54HC and 74HC
54HC and 74HC
T
T
A
A
Typ.
Typ.
= 25
4.31
0.17
0.18
= 25
2.0
4.5
6.0
5.8
0.0
0.0
0.0
30
64
16
14
60
8
7
5
o
o
C
C
Max.
Max.
1.35
0.26
0.26
130
0.5
1.8
0.1
0.1
0.1
75
15
13
26
22
10
CC
0.1
4
r
(opr) = C
= t
Value
Value
f
-40 to 85
-40 to 85
Min.
Min.
3.15
4.13
5.63
1.5
4.2
1.9
4.4
5.9
= 6 ns)
PD
74HC
74HC
V
CC
Max.
Max.
1.35
0.33
0.33
165
0.5
1.8
0.1
0.1
0.1
40
95
19
16
33
28
10
o
o
1
f
C
C
IN
+ I
-55 to 125
-55 to 125
CC
Min.
Min.
3.15
4.10
5.60
1.5
4.2
1.9
4.4
5.9
54HC
54HC
Max.
Max.
1.35
0.40
0.40
110
195
0.5
1.8
0.1
0.1
0.1
80
22
19
39
33
10
1
o
o
C
C
Unit
Unit
pF
pF
ns
ns
V
V
V
V
A
A