This is the National Semiconductor RC4558 dual, general purpose op amp. Ideal for voltage-follower applications. * General purpose type * Dual amplifiers * 3MHz bandwidth * 1.7V/us slew rate * 0.5mVDC input offset voltage * 3MHz gain * 90dB CMRR * 5VDC to 15VDC supply voltage * 0°C to +70°C * 8-DIP case * Continuous short-circuit protection * Wide common-mode and differential voltage Ranges * No frequency compensation required * Low power consumption * No latch-up * Unity-gain bandwidth * Low noise * Gain and phase match between amplifiers https://elecena.pl/product/27173167/texas-instruments-rc4558p-dual-high-performance-op-amplifier 2024-11-08 https://elecena.pl/product/27173167/texas-instruments-rc4558p-dual-high-performance-op-amplifier 2026-03-31