name: LM258 function: Low Power Dual Operational Amplifier package: DIP / SO,8 manufacturer: National Semiconductor added-by: Jochen Felzmann +--()--+ Output A | 1 8| V+ Inverting Input A | 2 7| Output B Non-Inverting Input A | 3 6| Inverting Input B GND | 4 5| Non-Inverting Input B +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/