Original Part
Alternative Part
The NCV2904DMR2G offers a direct drop-in replacement for the LM358AWST in terms of package (8-MSOP) and core functionality (dual general-purpose op-amp). However, several key technical differences exist. Its input bias current (45 nA vs. 20 nA) and input offset voltage (7 mV vs. 1 mV) are significantly higher. This may introduce greater error and temperature drift in applications demanding high DC precision or involving high-impedance signal sources. Furthermore, its supply current (1.5 mA vs. 700 µA) is approximately double, resulting in higher power consumption and making it unsuitable for power-sensitive designs. In contrast, the gain bandwidth product (1 MHz vs. 1.1 MHz) and slew rate are comparable, indicating similar AC performance.
Additionally, the LM358AWST is explicitly specified with AEC-Q100 automotive-grade certification. While the "NCV" prefix in the NCV2904DMR2G part number suggests an automotive intent, its datasheet does not explicitly state this certification. For strict automotive applications, verification with the manufacturer is necessary.
In summary, the NCV2904DMR2G can serve as a replacement in general-purpose applications where high precision, low power consumption, or formal certification are not critical. However, it is not suitable for applications requiring low offset voltage, low power consumption, or explicitly mandated automotive-grade qualification.
Analysis ID: C814-CFE4000
Based on part parameters and for reference only. Not to be used for procurement or production.
SkyChip © 2026, Email: sales@skychip.com



