Rev.2.00, Oct 06, 2005 page 1 of 6

HD74HC21

Dual 4-input AND Gates

REJ03D0542-0200

(Previous ADE-205-414)

Rev.2.00

Oct 06, 2005

Features

• High Speed Operation: t

• High Output Current: Fanout of 10 LSTTL Loads

• Wide Operating Voltage: V

• Low Input Current: 1 µA max

• Low Quiescent Supply Current: I

• Ordering Information

Part Name

Package Type

Package Code

(Previous Code)

Package

Abbreviation

Taping Abbreviation

(Quantity)

HD74HC21P

DILP-14 pin

PRDP0014AB-B

(DP-14AV)

P

—

HD74HC21FPEL

SOP-14 pin (JEITA)

PRSP0014DF-B

(FP-14DAV)

FP

EL (2,000 pcs/reel)

HD74HC21RPEL

SOP-14 pin (JEDEC)

PRSP0014DE-A

(FP-14DNV)

RP

EL (2,500 pcs/reel)

HD74HC21TELL

TSSOP-14 pin

PTSP0014JA-B

(TTP-14DV)

T

ELL (2,000 pcs/reel)

Note:

Please consult the sales office for the above package availability.

Function Table

Inputs

Output

A

B

C

D

Y

L

L

L

L

L

L

L

L

H

L

L

L

H

L

L

L

L

H

H

L

L

H

L

L

L

L

H

L

H

L

L

H

H

L

L

L

H

H

H

L

H

L

L

L

L

H

L

L

H

L

H

L

H

L

L

H

L

H

H

L

H

H

L

L

L

H

H

L

H

L

H

H

H

L

L

H

H

H

H

H

H :

High level

L :

Low level