© 2004 Fairchild Semiconductor Corporation

DS500466

www.fairchildsemi.com

August 2001

Revised September 2004

NC7SZ27

TinyLogic

 UHS 3-Input NOR Gate

General Description

The NC7SZ27 is a single 3-Input NOR Gate from

Fairchild’s Ultra High Speed Series of TinyLogic

. The

device is fabricated with advanced CMOS technology to

achieve ultra high speed with high output drive while main-

operating range. The device is specified to operate over

Features

s Space saving SC70 6-lead package

s Ultra small MicroPak

 leadless package

s High Output Drive:

±24 mA at 3V V

CC

s Power down high impedance inputs/output

s Overvoltage tolerant inputs facilitate 5V to 3V

translation

s Patented noise/EMI reduction circuitry implemented

Ordering Code:

Logic Symbol

IEEE/IEC

Pin Descriptions

Function Table

Y

= A + B + C

H

= HIGH Logic Level

L

= LOW Logic Level

X

= Don’t Care

Connection Diagrams

Pin Assignments for SC70

(Top View)

Pin One Orientation Diagram

AAA represents Product Code Top Mark -see ordering code

Note: Orientation of Top Mark determines Pin One location. Read the Top

Product Code Mark left to right, Pin One is the lower left pin (see diagram)

Pad Assignment for MicroPak

(Top Thru View)

TinyLogic

 is a registered trademark of Fairchild Semiconductor Corporation.

MIcroPak

 is a trademark of Fairchild Semiconductor Corporation.

Order

Package

Product Code

Package Description

Supplied As

Number

Number

Top Mark

NC7SZ27P6X

MAA06A

Z27

6-Lead SC70, EIAJ SC88, 1.25mm Wide

3k Units on Tape and Reel

NC7SZ27L6X

MAC06A

E9

6-Lead MicroPak, 1.0mm Wide

5k Units on Tape and Reel

Pin Names

Description

A, B, C

Inputs

Y

Output

ABC

Y

HX

X

L

XH

X

L

XX

H

L

LLL

H