ST490ACN 查看數據表（PDF） - STMicroelectronics

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生产厂家

ST490ACN

Low power high speed RS-485/RS-422 transceiver

STMicroelectronics 

ST490A

1

Pin configuration

Figure 1. Pin connections

Pin configuration

Table 1. Pin description

Pin n°

Symbol

1

VCC

2

RO

3

DI

4

GND

5

Y

6

Z

7

B

8

A

Name and function

Supply voltage

Receiver output

Driver input

Ground

Non-inverting driver output

Inverting driver output

Inverting receiver input

Non-inverting receiver input

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