SN54LVTZ240, SN74LVTZ240

3.3V ABT OCTAL BUFFERS/DRIVERS

WITH 3STATE OUTPUTS

SCBS301B − SEPTEMBER 1993 − REVISED JULY 1995

5

POST OFFICE BOX 655303

POST OFFICE BOX 1443

switching characteristics over recommended ranges of supply voltage and operating free-air

SN54LVTZ240

SN74LVTZ240

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC = 3.3 V

± 0.3 V

VCC = 2.7 V

VCC = 3.3 V

± 0.3 V

VCC = 2.7 V

UNIT

(INPUT)

(OUTPUT)

MIN

MAX

MIN

MAX

MIN

TYP†

MAX

MIN

MAX

tPLH

A

Y

1

4.5

5.4

1

2.5

4.3

5.2

ns

tPHL

A

Y

1

4.5

5.2

1

2.5

4.3

5

ns

tPZH

OE

Y

1

5.4

6.5

1

2.7

5.2

6.3

ns

tPZL

OE

Y

1

5.4

7.4

1

3.1

5.2

6.7

ns

tPHZ

OE

Y

2

5.8

6.5

2

3.9

5.6

6.3

ns

tPLZ

OE

Y

1.6

5.3

5.8

1.6

3.2

5.1

5.6

ns

† All typical values are at VCC = 3.3 V, TA = 25°C.

PRODUCT PREVIEW information concerns products in the formative or

design phase of development. Characteristic data and other

specifications are design goals. Texas Instruments reserves the right to

change or discontinue these products without notice.