Figure 2. Logic Symbol

CP

OE

© Semiconductor Components Industries, LLC, 2006

November, 2006 − Rev. 8

1

Publication Order Number:

MC74AC374/D

MC74AC374, MC74ACT374

Octal D−Type Flip−Flop with

3−State Outputs

The MC74AC374/74ACT374 is a high−speed, low−power octal

D−type flip−flop featuring separate D−type inputs for each flip−flop

and 3−state outputs for bus−oriented applications. A buffered Clock

(CP) and Output Enable (OE) are common to all flip−flops.

Features

Outputs

Figure 1. Pinout: 20 Lead Packages Conductors

(Top View)

19

20

18

17

16

15

14

2

1

34567

13

8

12

9

11

10

CP

OE

PIN ASSIGNMENT

PIN

FUNCTION

Data Inputs

CP

Clock Pulse Input

OE

3−State Output Enable Input

3−State Outputs

http://onsemi.com

SOIC−20W

DW SUFFIX

CASE 751D

TSSOP−20

DT SUFFIX

CASE 948E

SOEIAJ−20

M SUFFIX

CASE 967

1

1

1

PDIP−20

N SUFFIX

CASE 738

1

See detailed ordering and shipping information in the package

dimensions section on page 7 of this data sheet.

ORDERING INFORMATION

See general marking information in the device marking

section on page 6 of this data sheet.

DEVICE MARKING INFORMATION