Datasheet

ST485B - ST485C Pin configuration

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1 Pin configuration

Figure 1. Pin connections

Table 2. Pin description

Pin n° Symbol Name and function

1 RO Receiver output

2 RE Receiver output enable

3 DE Driver output enable

4DIDriver input

5 GND Ground

6 A Non-inverting receiver input and non-inverting driver output

7 B Inverting receiver input and inverting driver output

Supply voltage