54AC16244, 74AC16244

16-BIT BUFFERS/LINE DRIVERS

WITH 3-STATE OUTPUTS

SCAS120A – MARCH 1990 – REVISED APRIL 1996

5

POST OFFICE BOX 655303

switching characteristics over recommended operating free-air temperature range,

PARAMETER

FROM

TO

TA = 25°C

54AC16244

74AC16244

UNIT

PARAMETER

(INPUT)

(OUTPUT)

MIN

TYP

MAX

MIN

MAX

MIN

MAX

UNIT

tPLH

A

Y

2

7.1

9.4

2

10.8

2

10.8

ns

tPHL

A

Y

2.4

8.3

10.7

2.4

11.8

2.4

11.8

ns

tPZH

OE

Y

2.2

7.5

10

2.2

11.5

2.2

11.5

ns

tPZL

OE

Y

2.9

10.4

13

2.9

14.6

2.9

14.6

ns

tPHZ

OE

Y

4.1

6.8

8.4

4.1

9.1

4.1

9.1

ns

tPLZ

OE

Y

3.7

6.5

8.1

3.7

8.8

3.7

8.8

ns

switching characteristics over recommended operating free-air temperature range,

PARAMETER

FROM

TO

TA = 25°C

54AC16244

74AC16244

UNIT

PARAMETER

(INPUT)

(OUTPUT)

MIN

TYP

MAX

MIN

MAX

MIN

MAX

UNIT

tPLH

A

Y

1.6

4.6

6.3

1.6

7.1

1.6

7.1

ns

tPHL

A

Y

2

5.3

7

2

7.9

2

7.9

ns

tPZH

OE

Y

1.7

4.8

6.7

1.7

7.5

1.7

7.5

ns

tPZL

OE

Y

2.2

6.1

8.1

2.2

9

2.2

9

ns

tPHZ

OE

Y

4

6.4

7.8

4

8.4

4

8.4

ns

tPLZ

OE

Y

3.5

5.5

7.2

3.5

7.6

3.5

7.6

ns

PARAMETER

TEST CONDITIONS

TYP

UNIT

C d

Power dissipation capacitance per latch

Outputs enabled

CL =50 pF

f=1MHz

43

pF

Cpd

Power dissipation capacitance per latch

Outputs disabled

CL = 50 pF,

f = 1 MHz

7

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.