54ACT11021, 74ACT11021

DUAL 4-INPUT POSITIVE-AND GATES

SCAS012B – D2957, JULY 1987 – REVISED APRIL 1993

POST OFFICE BOX 655303

2–3

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

otherwise noted)

PARAMETER

TEST CONDITIONS

VCC

TA = 25°C

54ACT11021

74ACT11021

UNIT

PARAMETER

TEST CONDITIONS

VCC

MIN

TYP

MAX

MIN

MAX

MIN

MAX

UNIT

IOH =50 mA

4.5 V

4.4

4.4

4.4

IOH = – 50 mA

5.5 V

5.4

5.4

5.4

V

IOH =24 mA

4.5 V

3.94

3.7

3.8

V

VOH

IOH = – 24 mA

5.5 V

4.94

4.7

4.8

V

IOH = – 50 mA}

5.5 V

3.85

IOH = – 75 mA}

5.5 V

3.85

IOL =50 mA

4.5 V

0.1

0.1

0.1

IOL = 50 mA

5.5 V

0.1

0.1

0.1

V

IOL =24mA

4.5 V

0.36

0.5

0.44

V

VOL

IOL = 24 mA

5.5 V

0.36

0.5

0.44

V

IOL = 50 mA}

5.5 V

1.65

IOL = 75 mA}

5.5 V

1.65

II

VI = VCC or GND

5.5 V

± 0.1

± 1

± 1

mA

ICC

VI = VCC or GND, IO = 0

5.5 V

4

80

40

mA

One input at 3.4 V,

Other inputs at GND or VCC

5.5 V

0.9

1

1

mA

Ci

VI = VCC or GND

5 V

3.5

pF

‡ 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 (unless

otherwise noted) (see Figure 1)

PARAMETER

FROM

TO

TA = 25°C

54ACT11021

74ACT11021

UNIT

PARAMETER

(INPUT)

(OUTPUT)

MIN

TYP

MAX

MIN

MAX

MIN

MAX

UNIT

tPLH

Any

Y

1.5

6.7

8.8

1.5

10.4

1.5

9.8

ns

tPHL

Any

Y

1.5

5.4

8.3

1.5

9.5

1.5

8.9

ns

PARAMETER

TEST CONDITIONS

TYP

UNIT

Cpd

Power dissipation capacitance per gate

CL = 50 pF,

f = 1 MHz

37

pF