SN54LVC540A, SN74LVC540A

OCTAL BUFFERS/DRIVERS

WITH 3-STATE OUTPUTS

SCAS297H – JANUARY 1993 – REVISED JUNE 1998

5

POST OFFICE BOX 655303

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

otherwise noted) (see Figures 1 through 3)

SN74LVC540A

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC = 1.8 V

± 0.15 V

VCC = 2.5 V

± 0.2 V

VCC = 2.7 V

VCC = 3.3 V

± 0.3 V

UNIT

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

tpd

A

Y

†

†

†

†

7.1

1.4

5.3

ns

ten

OE

Y

†

†

†

†

8

1.1

6.6

ns

tdis

OE

Y

†

†

†

†

8.2

1.8

7.4

ns

tsk(o)‡

1

ns

† This information was not available at the time of publication.

‡ Skew between any two outputs of the same package switching in the same direction

PARAMETER

TEST

CONDITIONS

VCC = 1.8 V

± 0.15 V

VCC = 2.5 V

± 0.2 V

VCC = 3.3 V

± 0.3 V

UNIT

CONDITIONS

TYP

TYP

TYP

Cpd

Power dissipation capacitance

Outputs enabled

f=10MHz

†

†

31

pF

Cpd

per buffer/driver

Outputs disabled

f = 10 MHz

†

†

3

pF

† This information was not available at the time of publication.