DM74LS33MX データシートの表示（PDF） - Fairchild Semiconductor

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DM74LS33MX

Quad 2-Input NOR Buffer with Open-Collector Outputs

Fairchild Semiconductor 

March 1989

Revised March 2000

DM74LS33

Quad 2-Input NOR Buffer with Open-Collector Outputs

General Description

This device contains four independent gates each of which

perform the logic NOR function. Outputs are open-collec-

tor.

Ordering Code:

Order Number Package Number

Package Description

DM74LS33M

M14A

14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow

DM74LS33N

N14A

14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide

Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.

Connection Diagram

Function Table

Y=A+B

Inputs

A

B

L

L

L

H

H

L

H

H

H = HIGH Logic Level

L = LOW Logic Level

Output

Y

H

L

L

L

© 2000 Fairchild Semiconductor Corporation DS010170

www.fairchildsemi.com

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