5 Pin Configuration and Functions

1B

1A

1Y

2A

2B

2Y

GND

4B

V

CC

4A

4Y

3B

3A

3Y

1

2

3

4

5

6

7

14

13

12

11

10

9

8

Figure 5-1. D or PW Package

14-Pin SOIC or TSSOP

Top View

1B

1Y

2A

2B

2Y

GND

4B

4A

4Y

3B

3A

3Y

PAD

1A

V

CC

2

3

4

5

6

7

13

12

11

10

9

8

1

14

Figure 5-2. BQA Package

14-Pin WQFN

Top View

Pin Functions

PIN

I/O

DESCRIPTION

NAME

NO.

1A

1

Input

Channel 1, Input A

1B

2

Input

Channel 1, Input B

1Y

3

Output

Channel 1, Output Y

2A

4

Input

Channel 2, Input A

2B

5

Input

Channel 2, Input B

2Y

6

Output

Channel 2, Output Y

GND

7

—

Ground

3Y

8

Output

Channel 3, Output Y

3A

9

Input

Channel 3, Input A

3B

10

Input

Channel 3, Input B

4Y

11

Output

Channel 4, Output Y

4A

12

Input

Channel 4, Input A

4B

13

Input

Channel 4, Input B

14

—

Positive Supply

Thermal Pad(1)

—

The thermal pad can be connected to GND or left floating. Do not connect to any other

signal or supply

1. BQA Package only.

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SN74HCS86

SCLS783B – JANUARY 2020 – REVISED JANUARY 2021

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