MC74AC08, MC74ACT08
AC CHARACTERISTICS (For Figures and Waveforms − See Section 3 of the ON Semiconductor FACT Data Book, DL138/D)
74AC
74AC
Symbol
Parameter
TA = −40°C
TA = +25°C
to +85°C
VCC (V)
CL = 50 pF
CL = 50 pF
Fig.
(Note5 ) Min Typ Max Min Max Unit
No.
tPLH
Propagation Delay
3.3
1.5 7.5 9.5 1.0 10.0
5.0
1.5 5.5 7.5 1.0 8.5
ns
3−5
tPHL
Propagation Delay
3.3
1.5 7.0 8.5 1.0 9.0
5.0
1.5 5.5 7.0 1.0 7.5
ns
3−5
5. Voltage Range 3.3 V is 3.3 V ±0.3 V.
Voltage Range 5.0 V is 5.0 V ±0.5 V.
DC CHARACTERISTICS
Symbol
VIH
VIL
VOH
Parameter
Minimum High Level
Input Voltage
Maximum Low Level
Input Voltage
Minimum High Level
Output Voltage
Conditions
VOUT = 0.1 V
or VCC − 0.1 V
VOUT = 0.1 V
or VCC − 0.1 V
IOUT = −50 mA
VOL
Maximum Low Level
Output Voltage
VIN = VIL or VIH (Note 6)
−24 mA
−24 mA
IOUT = 50 mA
VIN = VIL or VIH (Note 6)
24 mA
24 mA
IIN
Maximum Input
Leakage Current
VI = VCC, GND
DICCT
IOLD
IOHD
ICC
Additional Max. ICC/Input
Minimum Dynamic (Note 7)
Output Current
Maximum Quiescent
Supply Current
VI = VCC − 2.1 V
VOLD = 1.65 V Max
VOHD = 3.85 V Min
VIN = VCC or GND
6. All outputs loaded; thresholds on input associated with output under test.
7. Maximum test duration 2.0 ms, one output loaded at a time.
74ACT
74ACT
TA =
−40°C to
VCC
TA = +25°C
+85°C
(V) 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
− 3.86
3.76
5.5
− 4.86
4.76
4.5 0.001 0.1
0.1
5.5 0.001 0.1
0.1
4.5
− 0.36
0.44
5.5
− 0.36
0.44
5.5
− ±0.1
±1.0
5.5
0.6
−
1.5
5.5
−
−
75
5.5
−
−
−75
5.5
−
4.0
40
Unit
V
V
V
V
V
V
mA
mA
mA
mA
mA
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