The R8C/3x Series offers even higher performance and ease of use than the R8C/2x Series. These products have a maximum operating frequency of 20 MHz and support a wide operating voltage range from 1.8 to 5.5 V. Standard on-chip peripherals include 8-bit Multifunction Timers, 16-bit Timers, UART/Clock Synchronous Serial Interface, Voltage Detection Circuit, Power-On Reset Circuit, High/Low-speed On-chip Oscillator, Watchdog Timer, etc.
