MC74AC273 Datasheet, PDF (5/7 Pages) ON Semiconductor – OCTAL D FLIP-FLOP

MC74AC273 MC74ACT273
DC CHARACTERISTICS
74ACT
74ACT
Symbol
Parameter
VCC
(V)
TA = +25°C
TA =
–40°C to +85°C
Unit
Conditions
Typ Guaranteed Limits
VIH
VIL
VOH
Minimum High Level
Input Voltage
Maximum Low Level
Input Voltage
Minimum High Level
Output Voltage
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
V
VOUT = 0.1 V
or VCC – 0.1 V
V
VOUT = 0.1 V
or VCC – 0.1 V
V
IOUT = –50 µA
VOL
Maximum Low Level
Output Voltage
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
*VIN = VIL or VIH
V
IOH
–24 mA
–24 mA
V
IOUT = 50 µA
IIN
Maximum Input
Leakage Current
*VIN = VIL or VIH
4.5
5.5
0.36
0.44
0.36
0.44
V
IOL
24 mA
24 mA
5.5
±0.1
±1.0
µA
VI = VCC, GND
∆ICCT
IOLD
IOHD
ICC
Additional Max. ICC/Input
†Minimum Dynamic
Output Current
Maximum Quiescent
Supply Current
5.5
0.6
1.5
5.5
75
5.5
–75
5.5
8.0
80
mA
VI = VCC – 2.1 V
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.
AC CHARACTERISTICS (For Figures and Waveforms — See Section 3)
74ACT
74ACT
Symbol
Parameter
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = –40°C
to +85°C
CL = 50 pF
Unit
Fig.
No.
Min Typ Max Min Max
fmax
Maximum Clock
Frequency
5.0 125 200
125
MHz
3-3
tPHL
Propagation Delay
Clock to Output
5.0 3.0 6.0
10
2.5 11.0
ns
3-6
tPLH
Propagation Delay
Clock to Output
5.0 3.0 6.5
11
2.5 12.0
ns
3-6
tPHL
Propagation Delay
MR to Output
5.0 3.0 7.0
11
2.5 11.5
ns
3-6
* Voltage Range 5.0 V is 5.0 V ±0.5 V.
FACT DATA
5-5