74LV14 datasheet(5/12 Pages) PHILIPS

部件名	74LV14

功能描述	Hex inverting Schmitt-trigger

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制造商	PHILIPS [NXP Semiconductors]

网页	http://www.nxp.com

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Philips Semiconductors

Product specification

74LV14

Hex inverting Schmitt-trigger

1998 Apr 20

5

TRANSFER CHARACTERISTICS

Voltages are referenced to GND (ground = 0 V)

Tamb (°C)

TEST CONDITIONS

SYMBOL

PARAMETER

–40 TO +85

–40 TO +125

UNIT

VCC

WAVEFORMS

MIN.

TYP.

MAX.

MIN.

VCC

(V)

WAVEFORMS

–

0.70

–

1.2

0.8

1.10

1.4

0.8

1.4

2.0

1.0

1.45

2.0

1.0

2.0

2.7

VT+

Positive-going

threshold

1.2

1.60

2.2

1.2

2.2

V

3.0

Figure 1 and 2

threshold

1.5

1.95

2.4

1.5

2.4

3.6

1.7

2.50

3.15

1.7

3.15

4.5

2.1

3.00

3.85

2.1

3.85

5.5

–

0.34

–

1.2

0.3

0.65

0.9

0.3

0.9

2.0

0.4

0.90

1.4

0.4

1.4

2.7

VT–

Negative-going

threshold

0.6

1.05

1.5

0.6

1.5

V

3.0

Figure 1 and 2

threshold

0.8

1.30

1.8

0.8

1.8

3.6

0.9

1.60

2.0

0.9

2.0

4.5

1.1

2.00

2.6

1.1

2.6

5.5

–

0.30

–

1.2

0.2

0.55

0.8

0.2

0.8

2.0

0.3

0.60

1.1

0.3

1.1

2.7

VH

Hysteresis

(VT+ – VT )

0.4

0.65

1.2

0.4

1.2

V

3.0

Figure 1 and 2

(VT+ – VT-)

0.4

0.70

1.2

0.4

1.2

3.6

0.4

0.80

1.4

0.4

1.4

4.5

0.6

1.00

1.5

0.6

1.5

5.5

NOTES:

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

2. The VIH and VIL from the DC family characteristics are superseded by the VT+ and VT-.

AC CHARACTERISTICS

GND = 0V; tr ≤ tf = 2.5ns; CL = 50pF; RL = 1KΩ

CONDITION

LIMITS

SYMBOL

PARAMETER

WAVEFORM

CONDITION

–40 to +85

°C

–40 to +125

°C

UNIT

VCC(V)

MIN

TYP1

MAX

MIN

MAX

1.2

80

Propagation delay

2.0

27

37

48

tPHL/PLH

Propagation delay

nA to nY

Figure 6

2.7

20

28

35

ns

nA to nY

3.0 to 3.6

152

22

28

4.5 to 5.5

18

23

NOTES:

1. Unless otherwise stated, all typical values are measured at Tamb = 25°C

2. Typical values are measured at VCC = 3.3 V.

类似零件编号 - 74LV14

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类似说明 - 74LV14

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