SN54ABTH32318, SN74ABTH32318

18-BIT TRI-PORT UNIVERSAL BUS EXCHANGERS

SCBS180E – JUNE 1992 – REVISED MAY 1997

7

POST OFFICE BOX 655303

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

PARAMETER

FROM

TO

SN54ABTH32318

SN74ABTH32318

UNIT

PARAMETER

(INPUT)

(OUTPUT)

MIN

MAX

MIN

MAX

UNIT

fmax

150

150

MHz

tPLH

A B or C

CBor A

1.4

6.5

1.4

6.1

ns

tPHL

A, B, or C

C, B, or A

1.1

6.8

1.1

6.6

ns

tPLH

SEL

ABor C

1.4

6.7

1.4

6.5

ns

tPHL

SEL

A, B, or C

1.8

6.8

1.8

6.5

ns

tPLH

LE

ABor C

2.6

8

2.6

7.5

ns

tPHL

LE

A, B, or C

2.6

7.4

2.6

6.9

ns

tPLH

CLK

ABor C

2.5

8

2.5

7.4

ns

tPHL

CLK

A, B, or C

2.5

7.2

2.5

6.7

ns

tPZH

OE

ABor C

1.4

6.9

1.4

6.8

ns

tPZL

OE

A, B, or C

2.4

7.2

2.4

7.1

ns

tPHZ

OE

ABor C

1

6.4

1

6.2

ns

tPLZ

OE

A, B, or C

2

6.4

2

6

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.