1. SPC56EL60L5BBFQR Substitution Conclusion From a core parameter perspective, this part closely matches the original part in terms of CPU core, operating frequency, memory capacity, package, and most peripherals, providing a basic foundation for substitution. However, two critical differences exist. First, its supply voltage range is 3 V to 3.63 V, which is notably narrower than the original’s 3 V to 5.5 V. Consequently, it cannot be directly used in a 5 V system as originally designed, and the power supply scheme must be re-evaluated. Second, the communication interfaces lack FlexRay support, whereas the original part includes it. If the original design utilizes the FlexRay bus for high-speed in-vehicle communication, this part cannot fulfill that function, representing a downgrade replacement. Therefore, it is only suitable for applications operating at 3.3 V and not requiring FlexRay communication.