SN54ABT16600, SN74ABT16600

18-BIT UNIVERSAL BUS TRANSCEIVERS

WITH 3-STATE OUTPUTS

SCBS209B – JUNE 1992 – REVISED JANUARY 1997

5

POST OFFICE BOX 655303

timing requirements over recommended ranges of supply voltage and operating free-air

temperature (unless otherwise noted) (see Figure 1)

SN54ABT16600

SN74ABT16600

UNIT

MIN

MAX

MIN

MAX

UNIT

fclock

Clock frequency

0

150

0

150

MHz

t

Pulse duration

LEAB or LEBA high

2.5

2.5

ns

tw

Pulse duration

CLKAB or CLKBA high or low

3

3

ns

A before CLKAB

↓ or B before CLKBA↓

3

3

tsu

Setup time

A before LEAB

↓ or B before LEBA↓

2.5

2.5

ns

CLKEN before CLK

↓

2.5

2.5

A after CLKAB

↓ or B after CLKBA↓

0

0

th

Hold time

A after LEAB

↓ or B after LEBA↓

2

2

ns

CLKEN after CLK

↓

1

1

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

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

VCC = 5 V,

TA = 25°C

SN54ABT16600

SN74ABT16600

UNIT

(INPUT)

(OUTPUT)

MIN

TYP

MAX

MIN

MAX

MIN

MAX

fmax

150

150

150

MHz

tPLH

AorB

BorA

1.5

2.5

3.6

1.5

4.2

1.5

4

ns

tPHL

A or B

B or A

1.5

3.2

4.5

1.5

5.1

1.5

4.9

ns

tPLH

LEAB or LEBA

BorA

2

3.2

4.5

2

5.6

2

5

ns

tPHL

LEAB or LEBA

B or A

2

3.4

4.5

2

5.4

2

5

ns

tPLH

CLKAB or CLKBA

BorA

2

3.5

4.7

2

5.4

2

5.3

ns

tPHL

CLKAB or CLKBA

B or A

2

3.5

4.3

2

5.2

2

5

ns

tPZH

OEAB or OEBA

BorA

1.5

3.4

4.6

1.5

5.3

1.5

5.1

ns

tPZL

OEAB or OEBA

B or A

2

3.8

4.7

2

5.6

2

5.4

ns

tPHZ

OEAB or OEBA

BorA

2

4.5

5.4

2

6.6

2

6.2

ns

tPLZ

OEAB or OEBA

B or A

1.5

3.4

4.7

1.5

5.8

1.5

5.4

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.