74AC11646

OCTAL BUS TRANSCEIVER AND REGISTER

WITH 3-STATE OUTPUTS

SCAS079A – JULY 1987 – REVISED APRIL 1993

POST OFFICE BOX 655303

2–7

switching characteristics over recommended operating free-air temperature range,

PARAMETER

FROM

TO

TA = 25°C

MIN

MAX

UNIT

PARAMETER

(INPUT)

(OUTPUT)

MIN

TYP

MAX

MIN

MAX

UNIT

fmax

100

100

MHz

tPLH

AorB

BorA

1.5

5.5

7.9

1.5

8.8

ns

tPHL

A or B

B or A

1.5

6.3

8.9

1.5

9.8

ns

tPZH

OE

AorB

1.5

7.8

10.7

1.5

12

ns

tPZL

OE

A or B

1.5

8.5

11.9

1.5

13.1

ns

tPHZ

OE

AorB

1.5

5.9

8.4

1.5

8.9

ns

tPLZ

OE

A or B

1.5

5.9

7.7

1.5

8.3

ns

tPLH

CLKBA or CLKAB

AorB

1.5

7

9.7

1.5

11

ns

tPHL

CLKBA or CLKAB

A or B

1.5

8.2

11

1.5

12.2

ns

tPLH

SBA or SAB†

AorB

1.5

5.9

8.4

1.5

9.4

ns

tPHL

(A or B high)

A or B

1.5

7.2

9.8

1.5

10.7

ns

tPLH

SBA or SAB†

AorB

1.5

6.3

8.9

1.5

9.9

ns

tPHL

(A or B low)

A or B

1.5

7.3

9.9

1.5

11

ns

tPZH

DIR

AorB

1.5

8.4

11.2

1.5

12.6

ns

tPZL

DIR

A or B

1.5

9.1

12.3

1.5

13.7

ns

tPHZ

DIR

AorB

1.5

6.3

8.2

1.5

8.7

ns

tPLZ

DIR

A or B

1.5

5.7

7.5

1.5

8.1

ns

PARAMETER

TEST CONDITIONS

TYP

UNIT

C d

Power dissipation capacitance per transceiver

Outputs enabled

CL =50 pF

f=1MHz

59

pF

Cpd

Power dissipation capacitance per transceiver

Outputs disabled

CL = 50 pF,

f = 1 MHz

15

pF