thumb|Philips LM358D thumb|LM358 pinout thumb|LM358 die photo The LM358 is a low-power dual operational amplifier integrated circuit, originally introduced by National Semiconductor.
thumb|Philips LM358D thumb|LM358 pinout thumb|LM358 die photo The LM358 is a low-power dual operational amplifier integrated circuit, originally introduced by National Semiconductor.
It uses a single power supply from +3 to +30 volts for VCC (though some variants go higher, such as 36 volts for the LM358B).
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).