MC74AC244M View Datasheet(PDF) - ON Semiconductor
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MC74AC244M Datasheet PDF : 9 Pages
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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
Maximum Input Leakage Current
IOZ
Maximum 3−State Current
74AC
74AC
VCC
(V)
TA = +25°C
TA =
−40°C to +85°C
Unit
Typ
Guaranteed Limits
3.0
1.5 2.1
2.1
V
4.5 2.25 3.15
3.15
5.5 2.75 3.85
3.85
3.0
1.5 0.9
0.9
V
4.5 2.25 1.35
1.35
5.5 2.75 1.65
1.65
3.0 2.99 2.9
2.9
V
4.5 4.49 4.4
4.4
5.5 5.49 5.4
5.4
3.0
− 2.56
2.46
V
4.5
− 3.86
3.76
5.5
− 4.86
4.76
3.0 0.002 0.1
0.1
V
4.5 0.001 0.1
0.1
5.5 0.001 0.1
0.1
3.0
− 0.36
0.44
V
4.5
− 0.36
0.44
5.5
− 0.36
0.44
5.5
− ±0.1
±1.0
mA
5.5
− ±0.5
±5.0
mA
IOLD
†Minimum Dynamic Output Current
5.5
−
−
75
mA
IOHD
5.5
−
−
−75
mA
ICC
Maximum Quiescent Supply Current
5.5
−
8.0
80
mA
*All outputs loaded; thresholds on input associated with output under test.
†Maximum test duration 2.0 ms, one output loaded at a time.
NOTE: IIN and ICC @ 3.0 V are guaranteed to be less than or equal to the respective limit @ 5.5 V VCC.
Conditions
VOUT = 0.1 V
or VCC − 0.1 V
VOUT = 0.1 V
or VCC − 0.1 V
IOUT = −50 mA
*VIN = VIL or VIH
−12 mA
IOH
−24 mA
−24 mA
IOUT = 50 mA
*VIN = VIL or VIH
12 mA
IOL
24 mA
24 mA
VI = VCC, GND
VI (OE) = VIL, VIH
VI = VCC, GND
VO = VCC, GND
VOLD = 1.65 V Max
VOHD = 3.85 V Min
VIN = VCC or GND
AC CHARACTERISTICS (For Figures and Waveforms − See AND8277/D at www.onsemi.com)
74AC
74AC
Symbol
Parameter
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = −40°C to +85°C
CL = 50 pF
Unit
Figure
No.
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
Data to Output
3.3
2.0
6.5
9.0
1.5
10.0
ns
3−5
5.0
1.5
5.0
7.0
1.0
7.5
tPHL
Propagation Delay
Data to Output
3.3
2.0
6.5
9.0
2.0
10.0
ns
3−5
5.0
1.5
5.0
7.0
1.0
7.5
tPZH
Output Enable Time
3.3
2.0
5.0
1.5
6.0
10.5
1.5
11.0
ns
3−7
5.0
7.0
1.5
8.0
tPZL
Output Enable Time
3.3
2.5
5.0
1.5
7.5
10.0
2.0
11.0
ns
3−8
5.5
8.0
1.5
8.5
tPHZ
Output Disable Time
3.3
3.0
5.0
2.5
7.0
10.0
1.5
10.5
ns
3−7
6.5
9.0
1.0
9.5
tPLZ
Output Disable Time
3.3
2.5
5.0
2.0
*Voltage Range 3.3 V is 3.3 V ±0.3 V.
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
7.5
10.5
2.5
11.5
ns
3−8
6.5
9.0
2.0
9.5
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