SN54LVC14A, SN74LVC14A

HEX SCHMITT-TRIGGER INVERTERS

SCAS285R – MARCH 1993 – REVISED SEPTEMBER 2002

4

POST OFFICE BOX 655303

electrical characteristics over recommended operating free-air temperature range (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

V

SN54LVC14A

SN74LVC14A

UNIT

PARAMETER

TEST CONDITIONS

VCC

MIN

TYP†

MAX

MIN

TYP†

MAX

UNIT

VT+

2.7 V

0.8

2

0.8

2

VT+

Positive-going

3 V

0.8

2

0.8

2

V

threshold

3.6 V

0.8

2

0.8

2

VT–

2.7 V

0.4

1.4

0.4

1.4

VT–

Negative-going

3 V

0.6

1.5

0.6

1.5

V

threshold

3.6 V

0.8

1.8

0.8

1.8

∆VT

2.7 V

0.3

1.1

0.3

1.1

∆VT

Hysteresis

3 V

0.3

1.2

0.3

1.2

V

(VT+ – VT–)

3.6 V

0.3

1.2

0.3

1.2

IOH = 100 µA

1.65 V to 3.6 V

VCC–0.2

IOH = –100 µA

2.7 V to 3.6 V

VCC–0.2

IOH = –4 mA

1.65 V

1.2

VOH

IOH = –8 mA

2.3 V

1.7

V

IOH = 12 mA

2.7 V

2.2

2.2

IOH = –12 mA

3 V

2.4

2.4

IOH = –24 mA

3 V

2.2

2.2

IOL = 100 µA

1.65 V to 3.6 V

0.2

IOL = 100 µA

2.7 V to 3.6 V

0.2

VOL

IOL = 4 mA

1.65 V

0.45

V

VOL

IOL = 8 mA

2.3 V

0.7

V

IOL = 12 mA

2.7 V

0.4

0.4

IOL = 24 mA

3 V

0.55

0.55

II

VI = 5.5 V or GND

3.6 V

±5

±5

µA

ICC

VI = VCC or GND, IO = 0

3.6 V

10

10

µA

∆ICC

One input at VCC – 0.6 V,

Other inputs at VCC or GND

2.7 V to 3.6 V

500

500

µA

Ci

VI = VCC or GND

3.3 V

5

5

pF

† All typical values are at VCC = 3.3 V, TA = 25°C.

switching characteristics over recommended operating free-air temperature range (unless

otherwise noted) (see Figure 1)

SN54LVC14A

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC = 2.7 V

VCC = 3.3 V

± 0.3 V

UNIT

MIN

MAX

MIN

MAX

tpd

A

Y

7.5

1

6.4

ns