MC74AC646, MC74ACT646
DC CHARACTERISTICS
74AC
Symbol
Parameter
VCC
(V)
TA = +25°C
Typ
VIH
Minimum High Level
g
Input Voltage
Maximum Low Level
Input Voltage
Minimum High Level
g
Output Voltage
3.0
4.5
5.5
3.0
4.5
5.5
3.0
4.5
5.5
3.0
4.5
5.5
VOL
Maximum Low Level
Output Voltage
3.0
4.5
5.5
3.0
4.5
5.5
IIN
IOZT
Maximum Input
Leakage Current
Maximum
3-State
Current
C
†Minimum Dynamic
Output C
O t t Current
t
Maximum Q
Quiescent
Supply Current
5.5
55
1.5
2.25
2.75
1.5
2.25
2.75
2.99
4.49
5.49
–
–
–
0.002
0.001
0.001
–
–
–
–
74AC
TA =
–40°C to
+85°C
Unit
Conditions
Guaranteed Limits
2.1
3.15
3.85
0.9
1.35
1.65
2.9
4.4
5.4
2.56
3.86
4.86
0.1
0.1
0.1
0.36
0.36
0.36
±0.1
±0
1
2.1
3.15
3.85
0.9
1.35
1.65
2.9
4.4
5.4
2.46
3.76
4.76
0.1
0.1
0.1
0.44
0.44
0.44
±1.0
±1
0
V
VOUT = 0.1 V
or VCC – 0.1 V
VOUT = 0.1 V
or VCC – 0.1 V
IOUT = –50
µA
V
*VIN = VIL or VIH
–12 mA
IOH
–24 mA
–24 mA
IOUT = 50
µA
V
*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
VIL
V
VOH
V
V
µA
5.5
5.5
5.5
5.5
55
–
–
–
–
±0.6
–
–
8.0
80
±6.0
75
–75
80
µA
mA
mA
µA
IOLD
IOHD
ICC
*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.
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