CD74HC14 Datasheet, PDF (5/7 Pages) Texas Instruments – High Speed CMOS Logic Hex Inverting Schmitt Trigger

CD74HC14, CD74HCT14
DC Electrical Specifications (Continued)
PARAMETER
SYMBOL
Low Level Output Voltage V_OL
CMOS Loads
Low Level Output Voltage
TTL Loads
TEST
CONDITIONS
V_I (V)
V_IH or
V_IL
I_O (mA) V_CC (V)
0.02
2
0.02
4.5
0.02
6
-
-
4
4.5
25^oC
MIN MAX
-
0.1
-
0.1
-
0.1
-
-
-
0.26
-40^oC TO 85^oC
MIN MAX
-
0.1
-
0.1
-
0.1
-
-
-
0.33
Input Leakage Current
Quiescent Device
Current
HCT TYPES
Input Switch Points
5.2
6
I_I
V_CC or
-
6
GND
I_CC
V_CC or
0
6
GND
-
0.26
-
0.33
-
±0.1
-
±1
-
2
-
20
V_T+
-
V_T-
-
4.5
1.2
1.9
1.2
1.9
5.5
1.4
2.1
1.4
2.1
4.5
0.5
1.2
0.5
1.2
5.5
0.6
1.4
0.6
1.4
V_H
4.5
0.4
1.4
0.4
1.4
5.5
0.4
1.5
0.4
1.5
High Level Output
Voltage CMOS Loads
High Level Output
Voltage TTL Loads
V_OH
V_IH or -0.02
4.5
4.4
-
4.4
-
V_IL
-4
4.5
3.98
-
3.84
-
Low Level Output Voltage V_OL
V_IH or 0.02
4.5
CMOS Loads
V_IL
Low Level Output Voltage
TTL Loads
4
4.5
-
0.1
-
0.1
-
0.26
-
0.33
Input Leakage Current
I_I
V_CC
-
5.5
-
±0.1
-
±1
and
GND
Quiescent Device
Current
I_CC
V_CC or
0
5.5
-
2
-
20
GND
Additional Quiescent
∆I_CC
V_CC
-
4.5 to
-
360
-
450
Device Current Per Input (Note 4) - 2.1
5.5
Pin: 1 Unit Load
NOTE:
4. For dual-supply systems theoretical worst case (V_I = 2.4V, V_CC = 5.5V) specification is 1.8mA.
HCT Input Loading Table
-55^oC TO 125^oC
MIN MAX UNITS
-
0.1
V
-
0.1
V
-
0.1
V
-
-
V
-
0.4
V
-
0.4
V
-
±1
µA
-
40
µA
1.2
1.9
V
1.4
2.1
V
0.5
1.2
V
0.6
1.4
V
0.4
1.4
V
0.4
1.5
V
4.4
-
V
3.7
-
V
-
0.1
V
-
0.4
V
-
±1
µA
-
40
µA
-
490
µA
INPUT
UNIT LOADS
nA
0.6
NOTE: Unit Load is ∆I_CC limit specified in DC Electrical Specifica-
tions table, e.g., 360µA max at 25^oC.
5