UNIT

SN54ALS15A, SN74ALS15A

TRIPLE 3INPUT POSITIVEAND GATES

WITH OPENCOLLECTOR OUTPUTSWITH OPENCOLLECTOR OUTPUTS

SDAS016A − MARCH 1984 − REVISED MAY 1986

POST OFFICE BOX 655303

POST OFFICE BOX 1443

2

absolute maximum ratings over operating free-air temperature range (unless otherwise noted)

7 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Input voltage

7 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Off-state output voltage

7 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Operating free-air temperature range: SN54ALS15A

− 55

°C to 125°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SN74ALS15A

0

°C to 70°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Storage temperature range

−65

°C to 150°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

recommended operating conditions

SN54ALS15A

SN74ALS15A

MIN

NOM

MAX

MIN

NOM

MAX

VCC

Supply voltage

4.5

5

5.5

4.5

5

5.5

V

VIH

High-level input voltage

2

2

V

VIL

Low-level input voltage

0.7

0.8

V

VOH

High-level output voltage

5.5

5.5

V

IOL

Low-level output current

4

8

mA

TA

Operating free-air temperature

−55

125

0

70

°C

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

otherwise noted)

PARAMETER

TEST CONDITIONS

SN54ALS15A

SN74ALS15A

UNIT

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

MIN

TYP†

MAX

UNIT

VIK

VCC = 4.5 V,

II = − 18 mA

− 1.5

− 1.5

V

VOL

VCC = 4.5 V,

IOL = 4 mA

0.25

0.4

0.25

0.4

V

VOL

VCC = 4.5 V,

IOL = 8 mA

0.35

0.5

V

IOH

VCC = 4.5 V,

VOH = 5.5 mA

0.1

0.1

mA

II

VCC = 5.5 V,

VI = 7 V

0.1

0.1

mA

IIH

VCC = 5.5 V,

VI = 2.7 V

20

20

µA

IIL

VCC = 5.5 V,

VI = 0.4V

− 0.1

− 0.1

mA

ICCH

VCC = 5.5 V,

VI = 4.5 V

1

1.8

1

1.8

mA

ICCL

VCC = 5.5 V,

VI = 0 V

1.66

3

1.66

3

mA

† All typical values are at VCC = 5 V, TA = 25°C

switching characteristics (see Note 1)

VCC = 4.5 V to 5.5 V,

CL = 50 pF,

PARAMETER

FROM

TO

UNIT

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

TA = MIN to MAX

UNIT

(INPUT)

(OUTPUT)

SN54ALS15A

SN74ALS15A

MIN

MAX

MIN

MAX

tPLH

Any

Y

20

59

20

45

ns

tPHL

Any

Y

6

25

6

20

ns

NOTE 1: Load circuit and voltage waveforms are shown in Section 1 of ALS/AS Logic Data Book, 1986.