SN54LVC14A, SN74LVC14A
HEX SCHMITT-TRIGGER INVERTERS
www.ti.com
SCAS285X–MARCH 1993–REVISED JULY 2005
Electrical Characteristics
over operating free-air temperature range (unless otherwise noted)
SN74LVC14A
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
–40 TO 85°C
–40 TO 125°C
UNIT
MIN TYP MAX
MIN MAX
MIN MAX
1.65 V
1.95 V
2.3 V
2.5 V
2.7 V
3 V
0.4
0.6
1.3
1.5
1.7
1.7
2
0.4
0.6
0.8
0.8
0.8
0.9
1.1
1.3
1.5
1.7
1.7
2
0.4
0.6
0.8
0.8
0.8
0.9
1.1
1.3
1.5
1.7
1.7
2
0.8
VT+
Positive-going
threshold
0.8
V
0.8
0.9
2
2
2
3.6 V
1.65 V
1.95 V
2.3 V
2.5 V
2.7 V
3 V
1.1
2
2
2
0.15
0.25
0.4
0.85
0.95
1.2
1.2
1.4
1.5
1.7
1.15
1.25
1.3
1.3
1.1
1.2
1.2
0.15 0.85
0.25 0.95
0.15 0.85
0.25 0.95
0.4
0.4
0.4
0.6
0.8
1.2
1.2
1.4
1.5
1.7
0.4
0.4
0.4
0.6
0.8
1.2
1.2
1.4
1.5
1.7
VT–
Negative-going
threshold
0.4
V
0.4
0.6
3.6 V
1.65 V
1.95 V
2.3 V
2.5 V
2.7 V
3 V
0.8
0.1
0.1 1.15
0.1 1.15
0.15
0.25
0.25
0.3
0.15 1.25
0.15 1.25
0.25
0.25
0.3
1.3
1.3
1.1
1.2
1.2
0.25
0.25
0.3
1.3
1.3
1.1
1.2
1.2
∆VT
Hysteresis
(VT+– VT-)
V
0.3
0.3
0.3
3.6 V
0.3
0.3
0.3
IOH = –100 µA
IOH = –4 mA
IOH = –8 mA
1.65 V to 3.6 V VCC – 0.2
VCC – 0.2
1.2
VCC – 0.3
1.05
1.65
2.05
2.25
2
1.65 V
2.3 V
1.29
1.9
2.2
2.4
2.3
1.7
VOH
V
V
2.7 V
2.2
IOH = –12 mA
3 V
2.4
IOH = –24 mA
IOL = 100 µA
3 V
2.2
1.65 V to 3.6 V
1.65 V
2.3 V
0.1
0.24
0.3
0.4
0.55
±1
0.2
0.45
0.7
0.3
0.6
IOL = 4 mA
VOL
IOL = 8 mA
0.75
0.6
IOL = 12 mA
2.7 V
0.4
IOL = 24 mA
3 V
0.55
±5
0.8
II
VI = 5.5 V or GND
VI = VCC or GND, IO = 0
3.6 V
±20
40
µA
µA
ICC
3.6 V
1
10
One input at
VCC – 0.6 V,
Other inputs at
VCC or GND
∆ICC
2.7 V to 3.6 V
3.3 V
500
500
5000
µA
Ci
VI = VCC or GND
5
pF
5
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