74LVC2G14 datasheet(10/17 Pages) PHILIPS

10 / 17 page

2004 Sep 08

Philips Semiconductors

Product speciﬁcation

Dual inverting Schmitt-trigger with

5 V tolerant input

74LVC2G14

AC CHARACTERISTICS

GND = 0 V.

Note

1. All typical values are measured at Tamb =25 °C.

SYMBOL

PARAMETER

TEST CONDITIONS

MIN.

TYP.

MAX.

UNIT

WAVEFORMS

VCC (V)

Tamb = −40 °C to +85 °C; note 1

tPHL/tPLH

propagation delay

input nA to output nY

see Figs 9 and 10

1.65 to 1.95

1.0

5.6

11.0

2.3 to 2.7

0.5

3.7

6.5

2.7

0.5

4.1

7.0

3.0 to 3.6

0.5

3.9

6.0

4.5 to 5.5

0.5

2.7

4.3

Tamb = −40 °C to +125 °C

tPHL/tPLH

propagation delay

input nA to output nY

see Figs 9 and 10

1.65 to 1.95

1.0

−

12.0

2.3 to 2.7

0.5

−

7.2

2.7

0.5

−

7.7

3.0 to 3.6

0.5

−

6.7

4.5 to 5.5

0.5

−

4.7

AC WAVEFORMS

mna344

tPHL

tPLH

nA input

nY output

GND

VOH

VOL

Fig.9 The input (nA) to output (nY) propagation delays.

VOL and VOH are typical output voltage drop that occur with the output load.

VCC

INPUT

tr =tf

1.65 V to 1.95 V

0.5

× VCC

VCC

≤ 2.0 ns

2.3 V to 2.7 V

0.5

× VCC

VCC

≤ 2.0 ns

2.7 V

1.5 V

2.7 V

≤ 2.5 ns

3.0 V to 3.6 V

1.5 V

2.7 V

≤ 2.5 ns

4.5 V to 5.5 V

0.5

× VCC

VCC

≤ 2.5 ns

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