Rev.2.00, Feb.18.2005, page 1 of 3

HD74LS266

Quadruple 2-input Exclusive-NOR Gates

(with open collector outputs)

REJ03D0472–0200

Rev.2.00

Feb.18.2005

Features

• Ordering Information

Part Name

Package Type

Package Code

(Previous Code)

Package

Abbreviation

Taping Abbreviation

(Quantity)

HD74LS266P

DILP-14 pin

PRDP0014AB-B

(DP-14AV)

P

—

HD74LS266FPEL

SOP-14 pin (JEITA)

PRSP0014DF-B

(FP-14DAV)

FP

EL (2,000 pcs/reel)

Note:

Please consult the sales office for the above package availability.

Pin Arrangement

(Top view)

4B

4A

4Y

3B

3Y

1A

GND

1B

1Y

2Y

2A

2B

3A

1

2

3

4

5

6

7

14

8

9

10

11

12

13

Function Table

Inputs

A

B

Output

Y

L

L

H

L

H

L

H

L

L

H

H

H

H; high level, L; low level