MC74AC14_15 Datasheet, PDF (4/7 Pages) ON Semiconductor – Hex Inverter Schmitt Trigger

MC74AC14, MC74ACT14
INPUT CHARACTERISTICS (unless otherwise specified)
Symbol
Parameter
V_CC
(V)
74AC
74ACT
Test Conditions
V_{t +}
Maximum Positive Threshold
V_{t −}
Minimum Negative Threshold
V_h(max) Maximum Hysteresis
V_h(min) Minimum Hysteresis
3.0
2.2
4.5
3.2
5.5
3.9
3.0
0.5
4.5
0.9
5.5
1.1
3.0
1.2
4.5
1.4
5.5
1.6
3.0
0.3
4.5
0.4
5.5
0.5
−
2.0
V
T_A = Worst Case
2.0
−
0.8
V
T_A = Worst Case
0.8
−
1.2
V
T_A = Worst Case
1.2
−
0.4
V
T_A = Worst Case
0.4
DC CHARACTERISTICS
Symbol
Parameter
V_OH Minimum High Level Output Voltage
V_OL Maximum Low Level Output Voltage
I_IN
Maximum Input Leakage Current
74ACT
74ACT
V_CC
(V)
T_A = +25°C T_A = −40°C to +85°C Unit
Typ
Guaranteed Limits
Conditions
4.5 4.49 4.4
4.4
5.5 5.49 5.4
5.4
V
I_OUT = −50 mA
4.5
− 3.86
3.76
5.5
− 4.86
4.76
*V_IN = V_IL or V_IH
V I_OH −24 mA
−24 mA
4.5 0.001 0.1
0.1
5.5 0.001 0.1
0.1
V
I_OUT = 50 mA
4.5
− 0.36
0.44
5.5
− 0.36
0.44
*V_IN = V_IL or V_IH
V
24 mA
I_{OL 24 mA}
5.5
− ±0.1
±1.0
mA V_I = V_CC, GND
DI_CCT Additional Max. I_CC/Input
5.5 0.6
−
1.5
mA V_I = V_CC − 2.1 V
I_OLD †Minimum Dynamic Output Current
5.5
−
−
75
mA V_OLD = 1.65 V Max
I_OHD
5.5
−
−
−75
mA V_OHD = 3.85 V Min
I_CC
Maximum Quiescent Supply Current
5.5
−
4.0
40
mA V_IN = V_CC or GND
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product
performance may not be indicated by the Electrical Characteristics if operated under different conditions.
*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
Symbol
Parameter
t_PLH
Propagation Delay
V_CC*
(V)
5.0
74ACT
T_A = +25°C C_L = 50 pF
Min Typ Max
1.5
−
11.5
74ACT
T_A = −40°C to
+85°C C_L = 50 pF
Min
Max
1.0
12.5
Figure
Unit
No.
ns
3−5
t_PHL
Propagation Delay
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
5.0 1.5
−
10.0
1.0
11.0
ns
3−5
CAPACITANCE
Symbol
Parameter
Value Typ Unit
Test Conditions
C_IN
Input Capacitance
4.5
pF
V_CC = 5.0 V
C_PD Power Dissipation Capacitance
25
pF
V_CC = 5.0 V
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