74ACT20 STMicroelectronics, 74ACT20 Datasheet - Page 3

• Manufacturer Part Number: 74ACT20
• Description: DUAL 4-INPUT NAND GATE
• Manufacturer: STMicroelectronics

DC SPECIFICATIONS
1) Maximum test duration 2ms, one output loaded at time
2) Incident wave switching is guaranteed on transmission lines with impedances as low as 50
AC ELECTRICAL CHARACTERISTICS (C
(*) Voltage range is 5.0V
CAPACITIVE CHARACTERISTICS
1) C
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
t
Symbol
Symbol
Symbol
PLH
I
V
I
I
C
V
PD
V
OHD
C
V
CCT
I
OLD
CC
OH
OL
I
PD
IH
IN
IL
I
t
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
PHL
High Level Input
Voltage
Low Level Input
Voltage
High Level Output
Voltage
Low Level Output
Voltage
Input Leakage Cur-
rent
Max I
Quiescent Supply
Current
Dynamic Output
Current (note 1, 2)
Propagation Delay
Time
Input Capacitance
Power Dissipation
Capacitance (note
1)
Parameter
Parameter
Parameter
CC
/Input
0.5V
5.0
V
V
V
(V)
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
5.5
5.5
5.5
5.5
(V)
(V)
5.0
5.0
CC
CC
CC
(*)
Test Condition
Test Condition
Test Condition
V
V
V
V
OLD
OHD
V
I
I
V
V
I
f
= V
= V
IN
I
I
O
O
I
I
= V
I
I
V
V
O
O
I
I
O
O
O
O
O
O
= 1.65 V max
CC
CC
=-24 mA
=-24 mA
= 3.85 V min
= 0.1 V or
= 0.1 V or
= 10MHz
=-50 A
=-50 A
=24 mA
=24 mA
=50 A
=50 A
CC
CC
CC
-0.1V
-0.1V
L
or GND
or GND
- 2.1V
= 50 pF, R
Min.
3.86
4.86
Min.
Min.
2.0
2.0
4.4
5.4
1.5
L
= 500
T
T
T
A
A
A
0.001
0.001
Typ.
4.49
5.49
Typ.
Typ.
= 25°C
= 25°C
= 25°C
1.5
1.5
1.5
1.5
0.6
5.0
3.8
33
, Input t
Max.
Max.
Max.
0.36
0.36
0.8
0.8
0.1
0.1
7.2
0.1
4
Value
Value
Value
r
CC(opr)
-40 to 85°C
Min.
3.76
4.76
-40 to 85°C
Min.
-40 to 85°C
Min.
2.0
2.0
4.4
5.4
1.0
= t
f
= 3ns)
= C
Max.
Max.
Max.
0.44
0.44
-75
0.8
0.8
0.1
0.1
1.5
9.5
40
75
PD
1
x V
CC
-55 to 125°C
-55 to 125°C
-55 to 125°C
Min.
Min.
Min.
2.0
2.0
4.4
5.4
3.7
4.7
1.0
x f
IN
+ I
Max.
Max.
Max.
0.8
0.8
0.1
0.1
0.5
0.5
1.6
-50
CC
74ACT20
9.5
80
50
1
/2 (per gate)
Unit
Unit
Unit
mA
mA
mA
pF
pF
ns
V
V
V
A
A
3/8