Datasheet

SN74AHC1G14
SINGLE SCHMITT-TRIGGER INVERTER GATE
SCLS321L – MARCH 1996 – REVISED JANUARY 2003
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
V
CC
T
A
= 25°C
MIN
MAX
UNIT
PARAMETER
TEST
CONDITIONS
V
CC
MIN TYP MAX
MIN
MAX
UNIT
V
T+
3 V 1.2 2.2 1.2 2.2
V
T+
Positive-going
4.5 V 1.75 3.15 1.75 3.15
V
input threshold voltage
5.5 V 2.15 3.85 2.15 3.85
V
T–
3 V 0.9 1.9 0.9 1.9
V
T
–
Negative-going
4.5 V 1.35 2.75 1.35 2.75
V
input threshold voltage
5.5 V 1.65 3.35 1.65 3.35
∆V
3 V 0.3 1.2 0.3 1.2
∆V
T
Hysteresis (V
T+
–
V
T
)
4.5 V 0.4 1.4 0.4 1.4
V
Hysteresis
(V
T
+
–
V
T
–
)
5.5 V 0.5 1.6 0.5 1.6
2 V 1.9 2 1.9
I
OH
= –50 A
3 V 2.9 3 2.9
V
OH
4.5 V 4.4 4.5 4.4
V
I
OH
= –4 mA 3 V 2.58 2.48
I
OH
= –8 mA 4.5 V 3.94 3.8
2 V 0.1 0.1
I
OL
= 50 A
3 V 0.1 0.1
V
OL
4.5 V 0.1 0.1
V
I
OL
= 4 mA 3 V 0.36 0.44
I
OL
= 8 mA 4.5 V 0.36 0.44
I
I
V
I
= 5.5 V or GND 0 V to 5.5 V ±0.1 ±1 A
I
CC
V
I
= V
CC
or GND, I
O
= 0 5.5 V 1 10 A
C
i
V
I
= V
CC
or GND 5 V 2 10 10 pF
switching characteristics over recommended operating free-air temperature range,
V
CC
= 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO LOAD
T
A
= 25°C
MIN
MAX
UNIT
PARAMETER
(INPUT) (OUTPUT) CAPACITANCE
MIN TYP MAX
MIN
MAX
UNIT
t
PLH
A
Y
C
L
=15
p
F
8.3 12.8 1 15
ns
t
PHL
A
Y
C
L
=
15
pF
8.3 12.8 1 15
ns
t
PLH
A
Y
C
L
=50
p
F
10.8 16.3 1 18.5
ns
t
PHL
A
Y
C
L
=
50
pF
10.8 16.3 1 18.5
ns
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO LOAD
T
A
= 25°C
MIN
MAX
UNIT
PARAMETER
(INPUT) (OUTPUT) CAPACITANCE
MIN TYP MAX
MIN
MAX
UNIT
t
PLH
A
Y
C
L
=15
p
F
5.5 8.6 1 10
ns
t
PHL
A
Y
C
L
=
15
pF
5.5 8.6 1 10
ns
t
PLH
A
Y
C
L
=50
p
F
7 10.6 1 12
ns
t
PHL
A
Y
C
L
=
50
pF
7 10.6 1 12
ns