1

36-00-04-003

Ver. 1.0.0

Aeroflex Microelectronics Solutions - HiRel

UT54ACTS20E

Dual 4-Input NAND Gates

December 2014

www.aeroflex.com/Logic

Advanced Datasheet

FEATURES

- Latchup immune

DESCRIPTION

The UT54ACTS20E are dual 4-input NAND gates. The circuits

perform the Boolean functions Y = A

⋅B⋅C⋅D or Y = A+B+C+D

in positive logic.

The device is characterized over full military temperature range

of -55

°C to +125°C.

FUNCTION TABLE

LOGIC SYMBOL

Note:

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

Publication 617-12.

.

PINOUT

14-Lead Flatpack

Top View

LOGIC DIAGRAM

INPUTS

OUTPUT

A

B

C

D

Y

H

H

H

H

L

L

X

X

X

H

X

L

X

X

H

X

X

L

X

H

X

X

X

L

H

(6)

Y1

(8)

Y2

(1)

A1

(2)

B1

(4)

C1

(5)

D1

(9)

A2

(10)

B2

(12)

C2

(13)

D2

&

D2

C2

NC

B2

A2

Y2

A1

B1

NC

C1

D1

Y1

114

213

312

411

510

69

78

A1

B1

Y1

C1

D1

A2

B2

Y2

C2

D2