74ACT245T STMICROELECTRONICS [STMicroelectronics], 74ACT245T Datasheet - Page 3

• Manufacturer Part Number: 74ACT245T
• Description: OCTAL BUS TRANSCEIVER 3-STATE
• Manufacturer: STMICROELECTRONICS [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
t
t
t
Symbol
Symbol
PLH
PZL
PLZ
I
V
I
I
V
V
OHD
V
I
CCT
I
OLD
CC
OZ
OH
OL
I
IH
IL
I
t
t
t
PZH
PHZ
PHL
High Level Input
Voltage
Low Level Input
Voltage
High Level Output
Voltage
Low Level Output
Voltage
Input Leakage Cur-
rent
High Impedance
Output Leakege
Current
Max I
Quiescent Supply
Current
Dynamic Output
Current (note 1, 2)
Propagation Delay
Time
Output Enable
Time
Output Disable
Time
Parameter
Parameter
CC
/Input
0.5V
5.0
5.0
5.0
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
5.5
(V)
CC
CC
(*)
(*)
(*)
Test Condition
Test Condition
V
V
V
V
V
OLD
OHD
V
O
I
V
I
V
V
I
= V
= V
I
I
I
= V
O
O
I
I
= V
I
I
V
V
O
O
I
I
= V
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
=-50 A
=-50 A
=24 mA
=24 mA
=50 A
=50 A
CC
CC
CC
CC
IH
-0.1V
-0.1V
L
or GND
or V
or GND
or GND
- 2.1V
= 50 pF, R
IL
Min.
3.86
4.86
Min.
2.0
2.0
4.4
5.4
1.5
1.5
1.5
L
= 500
T
T
A
A
0.001
0.001
Typ.
4.49
5.49
Typ.
= 25°C
= 25°C
1.5
1.5
1.5
1.5
0.6
5.4
6.3
7.4
, Input t
Max.
Max.
0.36
0.36
10.0
10.0
0.8
0.8
0.1
0.1
8.0
0.1
0.5
4
Value
Value
r
-40 to 85°C
Min.
3.76
4.76
-40 to 85°C
Min.
2.0
2.0
4.4
5.4
1.5
1.5
1.5
= t
f
= 3ns)
Max.
Max.
0.44
0.44
12.0
11.0
-75
0.8
0.8
0.1
0.1
1.5
9.0
40
75
1
5
-55 to 125°C
-55 to 125°C
Min.
Min.
2.0
2.0
4.4
5.4
3.7
4.7
1.5
1.5
1.5
74ACT245
Max.
Max.
10.0
13.0
12.0
0.8
0.8
0.1
0.1
0.5
0.5
1.6
-50
80
50
10
1
Unit
Unit
mA
mA
mA
ns
ns
ns
V
V
V
A
A
A
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