MC74ACT273DT View Datasheet(PDF) - ON Semiconductor
Part Name
Description
MFG CO.
MC74ACT273DT Datasheet PDF : 12 Pages
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MC74AC273, MC74ACT273
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
Min
Typ
Max
Unit
VCC
Supply Voltage
′AC
2.0
5.0
6.0
V
′ACT
4.5
5.0
5.5
Vin, Vout
DC Input Voltage, Output Voltage (Ref. to GND)
0
–
VCC
tr, tf
Input Rise and Fall Time (Note 1)
′AC Devices except Schmitt Inputs
VCC @ 3.0 V
–
150
–
VCC @ 4.5 V
–
40
–
VCC @ 5.5 V
–
25
–
tr, tf
Input Rise and Fall Time (Note 2)
′ACT Devices except Schmitt Inputs
VCC @ 4.5 V
–
10
–
VCC @ 5.5 V
–
8.0
–
TJ
Junction Temperature (PDIP)
–
–
140
TA
Operating Ambient Temperature Range
–40
25
85
IOH
Output Current – High
–
–
–24
IOL
Output Current – Low
–
–
24
1. VIN from 30% to 70% VCC; see individual Data Sheets for devices that differ from the typical input rise and fall times.
2. VIN from 0.8 V to 2.0 V; see individual Data Sheets for devices that differ from the typical input rise and fall times.
V
ns/V
ns/V
°C
°C
mA
mA
DC CHARACTERISTICS
74AC
74AC
Symbol
Parameter
VCC
(V)
TA = +25°C
TA =
–40°C to
+85°C
Unit
Conditions
Typ Guaranteed Limits
VIH
Minimum High Level
Input Voltage
3.0
1.5 2.1
2.1
4.5 2.25 3.15
3.15
5.5 2.75 3.85
3.85
VOUT = 0.1 V
V
or VCC – 0.1 V
VIL
Maximum Low Level
Input Voltage
3.0
1.5 0.9
0.9
4.5 2.25 1.35
1.35
5.5 2.75 1.65
1.65
VOUT = 0.1 V
V
or VCC – 0.1 V
VOH
Minimum High Level
Output Voltage
3.0 2.99 2.9
2.9
4.5 4.49 4.4
4.4
5.5 5.49 5.4
5.4
IOUT = –50 µA
V
3.0
– 2.56
2.46
4.5
– 3.86
3.76
5.5
– 4.86
4.76
*VIN = VIL or VIH
–12 mA
V
IOH –24 mA
–24 mA
VOL
Maximum Low Level
Output Voltage
3.0 0.002 0.1
0.1
4.5 0.001 0.1
0.1
5.5 0.001 0.1
0.1
IOUT = 50 µA
V
3.0
– 0.36
0.44
4.5
– 0.36
0.44
5.5
– 0.36
0.44
*VIN = VIL or VIH
12 mA
V
IOL
24 mA
24 mA
IIN
Maximum Input
Leakage Current
5.5
– ±0.1
±1.0
µA
VI = VCC, GND
IOLD
IOHD
ICC
†Minimum Dynamic
Output Current
Maximum Quiescent
Supply Current
5.5
–
–
75
5.5
–
–
–75
5.5
–
8.0
80
mA
VOLD = 1.65 V Max
mA
VOHD = 3.85 V Min
µA
VIN = VCC or GND
*All outputs loaded; thresholds on input associated with output under test.
†Maximum test duration 2.0 ms, one output loaded at a time.
NOTE: 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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