1. LMC6035IMQ1 Substitution Conclusion Under the condition of electrical performance and package compatibility, the LMC6035IMQ1 can serve as a conditional substitute for the ADA4665-2ARZ-RL. The core differences are that the TI part's output drive capability (8mA) is only 27% of the original part's (30mA). It cannot drive equivalent loads, which may lead to signal distortion or clipping in applications requiring higher output current. Furthermore, its quiescent current (650µA/channel) is 2.24 times that of the original part (290µA/channel), directly increasing system power consumption—a disadvantage for battery-powered devices. On the other hand, the LMC6035IMQ1 offers advantages over the original part in precision (input offset voltage of 500µV), speed (slew rate of 1.5V/µs), and a wider minimum operating voltage (2V). It also carries AEC-Q100 automotive-grade qualification, making it suitable for environments requiring high reliability. The feasibility of substitution is highly dependent on whether the specific application is sensitive to output current and power consumption.