The LM358 is a dual operational amplifier that operates from a single supply (3V to 32V) or split supply. It has a low quiescent current draw and is popular for sensor signal conditioning and comparator applications.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | OUT1 | Op-amp 1 output | I/O |
| 2 | IN1- | Op-amp 1 inverting input | ADC |
| 3 | IN1+ | Op-amp 1 non-inverting input | ADC |
| 4 | GND | Ground / V- | GND |
| 5 | IN2+ | Op-amp 2 non-inverting input | ADC |
| 6 | IN2- | Op-amp 2 inverting input | ADC |
| 7 | OUT2 | Op-amp 2 output | I/O |
| 8 | VCC | Positive supply voltage | PWR |