54ACT16652, 74ACT16652

16-BIT TRANSCEIVERS AND REGISTERS

WITH 3-STATE OUTPUTS

SCAS128C – MARCH 1990 – REVISED APRIL 1996

8

POST OFFICE BOX 655303

switching characteristics over recommended operating free-air temperature range,

PARAMETER

FROM

TO

TA = 25°C

54ACT16652

74ACT16652

UNIT

PARAMETER

(INPUT)

(OUTPUT)

MIN

TYP

MAX

MIN

MAX

MIN

MAX

UNIT

fmax

90

90

90

MHz

tPLH

AorB

BorA

3.7

7.2

9.4

3.7

10.5

3.7

10.5

ns

tPHL

A or B

B or A

3

8.1

10.5

3

11.6

3

11.6

ns

tPLH

CLKBA or CLKAB

AorB

4.5

8.7

11.2

4.5

12.3

4.5

12.3

ns

tPHL

CLKBA or CLKAB

A or B

4.9

8.9

11.3

4.9

12.3

4.9

12.3

ns

tPLH

SBA or SAB

AorB

4.9

10.4

14.1

4.9

16

4.9

16

ns

tPHL

(with A or B high)

A or B

4.6

8.4

10.6

4.6

11.7

4.6

11.7

ns

tPLH

SBA or SAB

AorB

3.9

7.8

10

3.9

11.2

3.9

11.2

ns

tPHL

(with A or B low)

A or B

5.6

12.3

14.9

5.6

16.9

5.6

16.9

ns

tPZH

OEBA

A

3

8.1

10.5

3

11.7

3

11.7

ns

tPZL

OEBA

A

3.9

9.4

12

3.9

13.4

3.9

13.4

ns

tPHZ

OEBA

A

5.3

7.4

8.9

5.3

9.5

5.3

9.5

ns

tPLZ

OEBA

A

4.8

6.8

8.6

4.8

9.2

4.8

9.2

ns

tPZH

OEAB

B

4.1

7.7

9.8

4.1

10.8

4.1

10.8

ns

tPZL

OEAB

B

5

9

11

5

12.4

5

12.4

ns

tPHZ

OEAB

B

4.4

8.1

10.1

4.4

10.5

4.4

10.5

ns

tPLZ

OEAB

B

4.3

7.7

9.7

4.3

9.9

4.3

9.9

ns

PARAMETER

TEST CONDITIONS

TYP

UNIT

C d

Power dissipation capacitance per transceiver

Outputs enabled

CL =50 pF

f=1MHz

57

pF

Cpd

Power dissipation capacitance per transceiver

Outputs disabled

CL = 50 pF,

f = 1 MHz

13

pF

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.