3 Pin Configuration and Functions

Figure 3-1. CD54AC32 J Package, 14-Pin CDIP; CD74AC32 N or D Package, 14-Pin PDIP or SOIC (Top

View)

Table 3-1. Pin Functions

PIN

I/O1

DESCRIPTION

NAME

SOIC, PDIP, CDIP

1A

1

I

1A Input

1B

2

I

1B Input

1Y

3

O

1Y Output

2A

4

I

2A Input

2B

5

I

2B Input

2Y

6

O

2Y Output

3Y

8

O

3Y Output

3A

9

I

3A Input

3B

10

I

3B Input

4Y

11

O

4Y Output

4A

12

I

4A Input

4B

13

I

4B Input

GND

7

—

Ground Pin

NC

—

—

No Connection

VCC

14

—

Power Pin

1. I = input, O = output, P = power, FB = feedback, GND = ground, N/A = not applicable

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CD54AC32, CD74AC32

SCHS343A – MARCH 2003 – REVISED AUGUST 2024

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Product Folder Links: CD54AC32 CD74AC32