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MC74AC244_06 Datasheet, PDF (4/9 Pages) ON Semiconductor – Octal Buffer/Line Driver with 3−State Outputs | |||
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MC74AC244, MC74ACT244
DC CHARACTERISTICS
Symbol
Parameter
VIH
Minimum High Level Input Voltage
VIL
Maximum Low Level Input Voltage
VOH
Minimum High Level Output Voltage
VOL
Maximum Low Level Output Voltage
IIN
DICCT
IOZ
Maximum Input Leakage Current
Additional Max. ICC/Input
Maximum 3âState Current
74ACT
74ACT
VCC
(V)
TA = +25°C
TA =
â40°C to +85°C
Typ
Guaranteed Limits
4.5
1.5 2.0
2.0
5.5
1.5 2.0
2.0
4.5
1.5 0.8
0.8
5.5
1.5 0.8
0.8
4.5 4.49 4.4
4.4
5.5 5.49 5.4
5.4
4.5
â 3.86
3.76
5.5
â 4.86
4.76
4.5 0.001 0.1
0.1
5.5 0.001 0.1
0.1
4.5
â 0.36
0.44
5.5
â 0.36
0.44
5.5
â ±0.1
±1.0
5.5
0.6
â
1.5
5.5
â ±0.5
±5.0
IOLD
â Minimum Dynamic Output Current
5.5
â
â
75
IOHD
5.5
â
â
â75
ICC
Maximum Quiescent Supply Current
5.5
â
8.0
80
*All outputs loaded; thresholds on input associated with output under test.
â Maximum test duration 2.0 ms, one output loaded at a time.
Unit
Conditions
V
VOUT = 0.1 V
or VCC â 0.1 V
V
VOUT = 0.1 V
or VCC â 0.1 V
V
IOUT = â50 mA
V
*VIN = VIL or VIH
â24 mA
IOH
â24 mA
V
IOUT = 50 mA
V
*VIN = VIL or VIH
24 mA
IOL
24 mA
mA
VI = VCC, GND
mA
VI = VCC â 2.1 V
mA
VI (OE) = VIL, VIH
VI = VCC, GND
VO = VCC, GND
mA
VOLD = 1.65 V Max
mA
VOHD = 3.85 V Min
mA
VIN = VCC or GND
AC CHARACTERISTICS (For Figures and Waveforms â See AND8277/D at www.onsemi.com)
74ACT
74ACT
Symbol
Parameter
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = â40°C to +85°C
CL = 50 pF
Unit
Figure
No.
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
Data to Output
5.0
2.0
6.5
9.0
1.5
10.0
ns
3â5
tPHL
Propagation Delay
Data to Output
5.0
2.0
7.0
9.0
1.5
10.0
ns
3â5
tPZH
Output Enable Time
5.0
1.5
tPZL
Output Enable Time
5.0
2.0
tPHZ
Output Disable Time
5.0
2.0
tPLZ
Output Disable Time
5.0
2.5
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
6.0
8.5
1.0
9.5
ns
3â7
7.0
9.5
1.5
10.5
ns
3â8
7.0
9.5
1.5
10.5
ns
3â7
7.5
10.0
2.0
10.5
ns
3â8
CAPACITANCE
Symbol
Parameter
CIN
Input Capacitance
CPD
Power Dissipation Capacitance
Value Typ
Unit
4.5
pF
45
pF
Test Conditions
VCC = 5.0 V
VCC = 5.0 V
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