In terms of uPs and uCs as well as peripheral ICs, this is a MICROPROCESSOR, RISC. In total, there are 40 terminations. When the voltage supply is 5V, the cpu microprocessor should be powered on and run. In terms of architecture, it is a 8-Bit system. Microprocessors is a typical embedded microprocessor. According to its datasheet, this micro processor requires 5V power supplies.
EF6809P Features
8-Bit Structure
EF6809P Applications
There are a lot of STMicroelectronics EF6809P Microprocessor applications.