Hello Errol,
The MC1558JG is a commercial grade product. The MC1558JGB is a military grade product and corresponds to this SMD number: 5962-9760301QPA
The commercial product is electrically tested at room temperature only.
The mil grade products…
to User473,
I searched all the op amp portfolio with the parametric search (precision, general purpose, and high-speed). There are 6 options with temperatures of 150C and above (see attached). The best match is the OPA211-HT (210C max). This is the…