SN54ABTR2245, SN74ABTR2245

OCTAL TRANSCEIVERS AND LINE/MEMORY DRIVERS

WITH 3-STATE OUTPUTS

SCBS680A – MARCH 1997 – REVISED MAY 1997

6

POST OFFICE BOX 655303

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

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC = 5 V,

TA = 25°C

SN54ABTR2245

SN74ABTR2245

UNIT

(INPUT)

(OUTPUT)

MIN

TYP

MAX

MIN

MAX

MIN

MAX

tPLH

AorB

BorA

1

2.5

3.4

1

4

1

3.8

ns

tPHL

A or B

B or A

1

3.2

4.2

1

4.6

1

4.5

ns

tPZH

OE

AorB

1.5

3.6

4.9

1.5

6.3

1.5

6.1

ns

tPZL

OE

A or B

1.5

3.9

5.3

1.5

6.6

1.5

6.3

ns

tPHZ

OE

AorB

1.5

3.6

4.7

1.5

5.5

1.5

5.3

ns

tPLZ

OE

A or B

1.5

3.3

4.4

1.5

4.9

1.5

4.8

ns

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.