SN74LVC543A

OCTAL REGISTERED TRANSCEIVER

WITH 3STATE OUTPUTS

SCAS299H − JANUARY 1993 − REVISED AUGUST 2003

5

POST OFFICE BOX 655303

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

otherwise noted) (see Figure 1)

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

PARAMETER

(INPUT)

(OUTPUT)

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

UNIT

tpd

A or B

B or A

†

†

†

†

8

1

7

ns

tpd

LE

B or A

†

†

†

†

9.5

1.2

8.5

ns

ten

OE

A or B

†

†

†

†

9.2

1.3

7.7

ns

ten

CE

A or B

†

†

†

†

9.3

1.3

8

ns

tdis

OE

A or B

†

†

†

†

7.5

1

7

ns

tdis

CE

A or B

†

†

†

†

7.5

1

7

ns

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

PARAMETER

TEST

VCC = 1.8 V

VCC = 2.5 V

VCC = 3.3 V

UNIT

PARAMETER

TEST

CONDITIONS

TYP

TYP

TYP

UNIT

Cpd

Power dissipation capacitance

Outputs enabled

f = 10 MHz

†

†

49

pF

Cpd

Power dissipation capacitance

per transceiver

Outputs disabled

f = 10 MHz

†

†

6

pF

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