+3.3V/+5V, 8-Channel, Cascadable Relay Drivers with Serial/Parallel Interface
| Pin | Name | Type |
|---|---|---|
| 4 | ~{CS} | input |
| 2 | ~{SET} | input |
| 3 | ~{RESET} | input |
| 5 | LVL | input |
| 8 | A2 | input |
| 7 | A1 | input |
| 6 | A0 | input |
| 1 | VCC | power_in |
| 9 | GND | power_in |
| 21 | GND | power_in |
| 15 | COM | input |
| 20 | OUT1 | output |
| 19 | OUT2 | output |
| 17 | OUT3 | output |
| 16 | OUT4 | output |
| 14 | OUT5 | output |
| 13 | OUT6 | output |
| 11 | OUT7 | output |
| 10 | OUT8 | output |
| 12 | PGND | power_in |
| 18 | PGND | power_in |
