74ACT11244DBLE datasheet(3/14 Pages) TI

3 / 14 page

74ACT11244

OCTAL BUFFER/LINE DRIVER

WITH 3-STATE OUTPUTS

SCAS006C − AUGUST 1987 − REVISED APRIL 1996

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

electrical characteristics over recommended operating free-air temperature range (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

TA = 25°C

MIN

MAX

UNIT

PARAMETER

TEST CONDITIONS

VCC

MIN

TYP

MAX

MIN

MAX

UNIT

50 A

4.5 V

4.4

IOH = −50 mA

5.5 V

5.4

VOH

24 mA

4.5 V

3.94

3.8

VOH

IOH = −24 mA

5.5 V

4.94

4.8

IOH = −75 mA{

5.5 V

3.85

50 A

4.5 V

0.1

IOL = 50 mA

5.5 V

0.1

VOL

24 mA

4.5 V

0.36

0.44

VOL

IOL = 24 mA

5.5 V

0.36

0.44

IOL = 75 mA{

5.5 V

1.65

IOZ

VO = VCC or GND

5.5 V

±0.5

±5

VI = VCC or GND

5.5 V

±0.1

±1

ICC

VI = VCC or GND,

IO = 0

5.5 V

DICC}

One input at 3.4 V,

Other inputs at GND or VCC

5.5 V

0.9

VI = VCC or GND

5 V

VO = VCC or GND

5 V

† Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms.

‡ This is the increase in supply current for each input that is at one of the specified TTL voltage levels rather than 0 V or VCC.

switching characteristics over recommended operating free-air temperature range,

VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)

PARAMETER

FROM

TA = 25°C

MIN

MAX

UNIT

PARAMETER

FROM

(INPUT)

(OUTPUT)

MIN

TYP

MAX

MIN

MAX

UNIT

tPLH

1.5

8.9

1.5

9.9

tPHL

1.5

5.4

8.6

1.5

9.2

tPZH

1.5

6.6

11.3

1.5

12.5

tPZL

1.5

6.7

10.5

1.5

11.4

tPHZ

1.5

7.4

9.8

1.5

10.4

tPLZ

1.5

7.8

10.6

1.5

11.2

operating characteristics, VCC = 5 V, TA = 25°C

PARAMETER

TEST CONDITIONS

TYP

UNIT

Power dissipation capacitance per buffer

Outputs enabled

50 pF

1 MHz

Cpd

Power dissipation capacitance per buffer

Outputs disabled

CL = 50 pF,

f = 1 MHz

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