2003 Oct 30

11

Philips Semiconductors

Product specification

Hex inverting Schmitt trigger

74HC14; 74HCT14

Family 74HCT

At recommended operating conditions: voltages are referenced to GND (ground=0V)

Note

SYMBOL

PARAMETER

TEST CONDITIONS

MIN.

TYP.

MAX.

UNIT

WAVEFORMS

positive-going threshold

Figs 7 and 8

4.5

1.2

1.41

1.9

V

5.5

1.4

1.59

2.1

V

negative-going threshold

Figs 7 and 8

4.5

0.5

0.85

1.2

V

5.5

0.6

0.99

1.4

V

Figs 7 and 8

4.5

0.4

0.56

−

V

5.5

0.4

0.60

−

V

positive-going threshold

Figs 7 and 8

4.5

1.2

−

1.9

V

5.5

1.4

−

2.1

V

negative-going threshold

Figs 7 and 8

4.5

0.5

−

1.2

V

5.5

0.6

−

1.4

V

Figs 7 and 8

4.5

0.4

−−

V

5.5

0.4

−−

V

positive-going threshold

Figs 7 and 8

4.5

1.2

−

1.9

V

5.5

1.4

−

2.1

V

negative-going threshold

Figs 7 and 8

4.5

0.5

−

1.2

V

5.5

0.6

−

1.4

V

Figs 7 and 8

4.5

0.4

−−

V

5.5

0.4

−−

V