1

Standard Products

UT54ACS02/UT54ACTS02

Quadruple 2-Input NOR Gates

Datasheet

November, 2010

www.aeroflex.com/logic

FEATURES

1.2μ CMOS

- Latchup immune

High speed

Low power consumption

Single 5 volt supply

Available QML Q or V processes

Flexible package

- 14-pin DIP

- 14-lead flatpack

UT54ACS02 - SMD 5962-96514

UT54ACTS02 - SMD 5962-96515

DESCRIPTION

The UT54ACS02 and the UT54ACTS02 are quadruple, two-

input NOR gates. The circuits perform the Boolean functions

Y = A + B or Y = A

⋅ B in positive logic.

The devices are characterized over full military temperature

range of -55

°C to +125°C.

FUNCTION TABLE

LOGIC SYMBOL

PINOUTS

14-Pin DIP

Top View

14-Lead Flatpack

Top View

LOGIC DIAGRAM

INPUTS

OUTPUT

A

B

Y

H

X

L

X

H

L

L

L

H

Y1

(1)

(4)

Y2

Y3

(10)

(13)

Y4

(2)

A1

(3)

B1

(5)

A2

(6)

B2

(8)

A3

(9)

B3

(11)

A4

(12)

B4

Note:

1. Logic symbol in accordance with ANSI/IEEE standard 91-1984 and IEC

Publication 617-12.

≥1

1

2

3

4

5

7

6

14

13

12

11

10

8

9

Y1

A1

B1

Y2

A2

B2

Y4

B4

A4

Y3

B3

A3

1

2

3

4

5

7

6

14

13

12

11

10

8

9

Y1

A1

B1

Y2

A2

B2

Y4

B4

A4

Y3

B3

A3

B4

A4

Y4

B3

A3

Y3

A1

B1

Y1

A2

B2

Y2