Sanyo Electric LC723784
The LC723780 Series are large-capacity ETR microcontrollers that can support up to 128KB of ROM and up to 8KB of RAM. They also have a built-in serial I/O port and an 8-input 8-bit A/D converter for communicating with the internal and external devices, and for minimizing the connecting wire between the front panel board and the main board, particularly for car audio systems. The on-chip high-performance PLL circuit provides a high-speed lock circuit used to search for alternative frequencies of RDS in a short time, the ability to control the C/N characteristics of a local oscillator, and the hi