1. LM358PWRG4-JF Substitution Conclusion The LM358PWRG4-JF can partially replace the LM258PT in terms of basic electrical parameters, but the application scenario must be carefully evaluated due to key differences between the two devices. The slew rate (0.3 V/µs) and gain-bandwidth product (700 kHz) of the LM358PWRG4-JF are lower than those of the LM258PT (0.6 V/µs and 1.1 MHz). Substitution may therefore result in slower response and limited bandwidth in high-speed signal or high-frequency applications. On the other hand, the LM358PWRG4-JF offers a lower input offset voltage (3 mV), which improves DC accuracy, and draws lower supply current (500 µA per channel), contributing to reduced power consumption. However, the LM258PT is AEC-Q100 qualified for automotive applications, while the LM358PWRG4-JF does not specify such certification. Thus, substitution may not be feasible in harsh environments such as automotive systems. In summary, replacement is viable in non-automotive, medium-to-low speed applications where power efficiency and precision are prioritized, provided that dynamic performance is verified to meet system requirements.