Due to its QFN packaging, it is convenient to ship overseas. The type MICROCONTROLLER belongs to uPs/uCs/Peripheral ICs. Total terminations are 40. Using a 2.1V voltage supply, you should be able to operate the cpu microprocessor. 8-Bit is its architecture. The datasheets for 40 pins provide details. Supply current is maximum at 5.25V. An external data bus width of 8 is available on this CPU. Embedded microprocessor bodies have 40 pins injected into them. A clock frequency of 30MHz is used by the CPU microprocessor. Data is transferred through 33 I/O ports by CPU programs.
C8051F509-AM Features
8-Bit Structure 33 I/Os
C8051F509-AM Applications
There are a lot of Silicon Labs C8051F509-AM Microprocessor applications.