HD74HC14
Hex Schmitt-trigger Inverters
Features
•
High Speed Operation: t
pd
= 10.5 ns typ (C
L
= 50 pF)
•
•
•
•
High Output Current: Fanout of 10 LSTTL Loads
Wide Operating Voltage: V
CC
= 2 to 6 V
Low Input Current: 1 µA max
Low Quiescent Supply Current: I
CC
(static) = 1 µA max (Ta = 25°C)
Pin Arrangement
1A
1Y
2A
2Y
3A
3Y
GND
1
2
3
4
5
6
7
(Top view)
14 V
CC
13 6A
12 6Y
11 5A
10 5Y
9
8
4A
4Y
HD74HC14
DC Characteristics
Ta = 25°C
Item
Symbol
Ta = –40 to
+85°C
Max
1.5
3.15
4.2
—
—
—
1.2
2.25
3.0
—
—
—
—
—
0.1
0.1
0.1
0.33
0.33
±1.0
10
µA
µA
I
OL
= 4 mA
I
OL
= 5.2 mA
Vin = V
CC
or GND
Vin = V
CC
or GND, Iout = 0
µA
V
I
OH
= –4 mA
I
OH
= –5.2 mA
Vin = V
IH
or V
IL
I
OL
= 20
µA
V
Vin = V
IH
or V
IL
I
OH
= –20
µA
V
V
Unit
V
Test Conditions
V
CC
(V) Min Typ Max Min
2.0
4.5
6.0
—
—
—
—
—
—
1.5
—
Threshold voltage V
IH
3.15 —
4.2
—
—
—
1.2
—
0.3
0.9
1.2
0.2
V
IL
2.0
4.5
6.0
0.3 —
0.9 —
1.2 —
0.2 —
0.4 —
0.6 —
Hysteresis voltage V
H
2.0
4.5
6.0
2.25 0.4
3.0
0.6
1.9
4.4
5.9
4.13
5.63
—
—
—
Output voltage
V
OH
2.0
4.5
6.0
4.5
6.0
1.9 2.0 —
4.4 4.5 —
5.9 6.0 —
4.18 —
5.68 —
—
—
—
—
—
—
—
—
—
V
OL
2.0
4.5
6.0
4.5
6.0
0.0 0.1
0.0 0.1
0.0 0.1
—
—
—
—
0.26 —
0.26 —
±0.1
—
1.0
—
Input current
Quiescent supply
current
Iin
I
CC
6.0
6.0
2
HD74HC14
AC Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Ta = 25°C
Item
Symbol
Ta = –40 to
+85°C
Max
155
31
26
155
31
26
95
19
16
95
19
16
10
pF
ns
ns
ns
Unit
ns
Test Conditions
V
CC
(V) Min Typ Max Min
2.0
4.5
6.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
10
—
—
11
—
—
5
—
—
5
—
5
125 —
25
21
—
—
Propagation delay t
PLH
time
t
PHL
2.0
4.5
6.0
125 —
25
21
75
15
13
75
15
13
10
—
—
—
—
—
—
—
—
—
Output rise time
t
TLH
2.0
4.5
6.0
Output fall time
t
THL
2.0
4.5
6.0
Input capacitance
Cin
—
3
Unit: mm
19.20
20.32 Max
14
8
6.30
7.40 Max
1
2.39 Max
1.30
7
7.62
0.51 Min
2.54 Min 5.06 Max
2.54
±
0.25
0.48
±
0.10
0.25
– 0.05
0° – 15°
+ 0.10
Hitachi Code
JEDEC
EIAJ
Weight (reference value)
DP-14
Conforms
Conforms
0.97 g
Unit: mm
10.06
10.5 Max
14
8
5.5
1
7
*0.22
±
0.05
0.20
±
0.04
2.20 Max
0.20
7.80
+ 0.30
–
1.42 Max
1.15
0° – 8°
1.27
*0.42
±
0.08
0.40
±
0.06
0.10
±
0.10
0.70
±
0.20
0.15
0.12
M
Hitachi Code
JEDEC
EIAJ
Weight (reference value)
FP-14DA
—
Conforms
0.23 g
*Dimension including the plating thickness
Base material dimension
