The μPCs 258 and 4558 are dual operational amplifying circuits with built-in phase correction circuits, and the electrical characteristics are general purpose operational amplifiers μPC 151, 741 Compared with high speed, wide band, low noise, etc. features.
Therefore, it can be realized with a simple circuit configuration such as active filter, audio amplifier, VCO and so on.
There are μPC258 for communication industry and μPC4558 for general purpose according to usage set and operation ambient temperature.
In addition, DC item sorted items are available as special counterparts.
There are also μPC458 and 4741 of quad type with the same circuit configuration as series products.

Features
○ Input offset voltage ± 0.5 mV (TYP.)
○ Input offset current ± 5 nA (TYP.)
○ Input bias current 60 nA (TYP.)
○ Slew rate 1.0 V / μs (TYP.)
○ Input conversion noise (RIAA) 1.0 μV r.m.s. (TYP.)
○ Built-in phase correction circuit.
○ Output short circuit protection circuit is built in.
○ Terminal connection of standard dual op amp (pin It is compatible).