6N137

Pin No

Pin Name

Description

1

NC

No Connection - Cannot be used

2

Anode (A)

Anode pin of the IR LED. Connected to logic input

3

Cathode (C)

Cathode pin of the IR LED

4

NC

No Connection - Cannot be used

5

Ground

Ground pin of the IC

6

Output (VO)

Isolated Output pin of the Optocoupler

7

Enable (VE)

By default it is enabled through a pull-up resistor.

8

Vcc

Powers the IC