Datasheet
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RECOMMENDED OPERATING CONDITIONS
(1)
ELECTRICAL CHARACTERISTICS
SN54LV14A , SN74LV14A
HEX SCHMITT-TRIGGER INVERTERS
SCLS386 J – SEPTEMBER 1997 – REVISED APRIL 2005
SN54LV14A
(2)
SN74LV14A
UNIT
MIN MAX MIN MAX
V
CC
Supply voltage 2 5.5 2 5.5 V
V
I
Input voltage 0 5.5 0 5.5 V
V
O
Output voltage 0 V
CC
0 V
CC
V
V
CC
= 2 V – 50 – 50 µ A
V
CC
= 2.3 V to 2.7 V – 2 – 2
I
OH
High-level output current
V
CC
= 3 V to 3.6 V – 6 – 6 mA
V
CC
= 4.5 V to 5.5 V – 12 – 12
V
CC
= 2 V 50 50 µ A
V
CC
= 2.3 V to 2.7 V 2 2
I
OL
Low-level output current
V
CC
= 3 V to 3.6 V 6 6 mA
V
CC
= 4.5 V to 5.5 V 12 12
T
A
Operating free-air temperature – 55 125 – 40 85 ° C
(1) All unused inputs of the device must be held at V
CC
or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
(2) Product Preview
over recommended operating free-air temperature range (unless otherwise noted)
SN54LV14A
(1)
SN74LV14A
PARAMETER TEST CONDITIONS V
CC
UNIT
MIN TYP MAX MIN TYP MAX
2.5 V 1.75 1.75
V
T+
Positive-going 3.3 V 2.31 2.31 V
threshold
5 V 3.5 3.5
2.5 V 0.75 0.75
V
T –
Negative-going 3.3 V 0.99 0.99 V
threshold
5 V 1.5 1.5
2.5 V 0.25 0.25
Δ V
T
Hysteresis 3.3 V 0.33 0.33 V
(V
T+
– V
T –
)
5 V 0.5 0.5
I
OH
= – 50 µ A 2 V to 5.5 V V
CC
– 0.1 V
CC
– 0.1
I
OH
= – 2 mA 2.3 V 2 2
V
OH
V
I
OH
= – 6 mA 3 V 2.48 2.48
I
OH
= – 12 mA 4.5 V 3.8 3.8
I
OL
= 50 µ A 2 V to 5.5 V 0.1 0.1
I
OL
= 2 mA 2.3 V 0.4 0.4
V
OL
V
I
OL
= 6 mA 3 V 0.44 0.44
I
OL
= 12 mA 4.5 V 0.55 0.55
I
I
V
I
= V
CC
or GND 0 to 5.5 V ± 1 ± 1 µ A
I
CC
V
I
= V
CC
or GND, I
O
= 0 5.5 V 20 20 µ A
I
off
V
I
or V
O
= 0 to 5.5 V 0 5 5 µ A
3.3 V 2.3 2.3
C
i
V
I
= V
CC
or GND pF
5 V 2.3 2.3
(1) Product Preview
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