Datasheet

©1988 Fairchild Semiconductor Corporation www.fairchildsemi.com
74AC14, 74ACT14 • Rev. 1.7.2 5
74AC14, 74ACT14 — Hex Inverter with Schmitt Trigger Input
DC Electrical Characteristics for ACT
Notes:
4. All outputs loaded; thresholds on input associated with output under test.
5. Maximum test duration 2.0ms, one output loaded at a time.
Symbol Parameter
V
CC
(V) Conditions
T
A
 +25°C T
A
 –40°C to +85°C
UnitsTyp. Guaranteed Limits
V
IH
Minimum HIGH Level
Input Voltage
4.5 V
OUT
 0.1V or
V
CC
– 0.1V
1.5 2.0 2.0 V
5.5 1.5 2.0 2.0
V
IL
Maximum LOW Level
Input Voltage
4.5 V
OUT
 0.1V or
V
CC
– 0.1V
1.5 0.8 0.8 V
5.5 1.5 0.8 0.8
V
OH
Minimum HIGH Level
Output Voltage
4.5 I
OUT
 –50µA 4.49 4.34 4.4 V
5.5 5.49 5.4 5.4
4.5 V
IN
 V
IL
or V
IH
,
I
OH
 –24mA
3.86 3.76
5.5 V
IN
 V
IL
or V
IH
,
I
OH
 –24mA
(4)
4.86 4.76
V
OL
Maximum LOW Level
Output Voltage
4.5 I
OUT
 50µA 0.001 0.1 0.1 V
5.5 0.001 0.1 0.1
4.5 V
IN
 V
IL
or V
IH
,
I
OL
 24mA
0.36 0.44
5.5 V
IN
 V
IL
or V
IH
,
I
OL
 24mA
(4)
0.36 0.44
I
IN
Maximum Input
Leakage Current
5.5 V
I
 V
CC
, GND ±0.1 ±1.0 µA
V
H(MAX)
Maximum Hysteresis 4.5 T
A
 Worst Case 1.4 1.4 V
5.5 1.6 1.6
V
H(MIN)
Minimum Hysteresis 4.5 T
A
 Worst Case 0.4 0.4 V
5.5 0.5 0.5
V
t+
Maximum Positive
Threshold
4.5 T
A
 Worst Case 2.0 2.0 V
5.5 2.0 2.0
V
t–
Minimum Negative
Threshold
4.5 T
A
 Worst Case 0.8 0.8 V
5.5 0.8 0.8
I
CCT
Maximum I
CC
/Input 5.5 V
I
 V
CC
– 2.1V 0.6 1.5 mA
I
OLD
Minimum Dynamic
Output Current
(5)
5.5 V
OLD
 1.65V Max. 75 mA
I
OHD
5.5 V
OHD
 3.85V Min. –75 mA
I
CC
Maximum Quiescent
Supply Current
5.5 V
IN
 V
CC
or GND 2.0 20.0 µA