SN54AC86, SN74AC86

QUADRUPLE 2-INPUT EXCLUSIVE-OR GATES

SCAS533A – AUGUST 1995 – REVISED MAY 1996

2

POST OFFICE BOX 655303

1

2

1Y

3

4

5

9

10

12

13

2Y

6

3Y

8

4Y

11

= 1

1A

1B

2A

2B

3A

3B

4A

4B

† This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.

Pin numbers shown are for the D, DB, J, N, PW, and W packages.

exclusive-OR logic

An exclusive-OR gate has many applications, some of which can be represented better by alternative logic

symbols.

= 1

EXCLUSIVE OR

These five equivalent exclusive-OR symbols are valid for an ’AC86 gate in positive logic; negation may be

shown at any two ports.

=

2k

2k + 1

LOGIC-IDENTITY ELEMENT

EVEN-PARITY ELEMENT

ODD-PARITY ELEMENT

The output is active (low) if

all inputs stand at the same

logic level (i.e., A = B).

The output is active (low) if

an even number of inputs

(i.e., 0 or 2) are active.

The output is active (high)

if an odd number of inputs

(i.e., only 1 of the 2) are

active.