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Switching Characteristics

Operating Characteristics

SN54LVC540A, SN74LVC540A

OCTAL BUFFERS/DRIVERS

WITH 3-STATE OUTPUTS

SCAS297M – JANUARY 1993 – REVISED MAY 2005

over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)

SN74LVC540A

FROM

TO

PARAMETER

UNIT

(INPUT)

(OUTPUT)

± 0.15 V

± 0.2 V

± 0.3 V

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

A

Y

1

16.4

1

7.8

1

7.1

1.4

5.3

ns

OE

Y

1

16.5

1

10.5

1

8

1.1

6.6

ns

OE

Y

1

15.9

1

9

1

8.2

1.8

7.4

ns

1

ns

T

TEST

PARAMETER

UNIT

CONDITIONS

TYP

TYP

TYP

Outputs enabled

63

56

31

Power dissipation capacitance per

f = 10 MHz

pF

buffer/driver

Outputs disabled

3

3

3

5