Renesas Electronics R5F211A1SP#U0, 16bit R8C Microcontroller, R8C, 20MHz, 4 kB ROM, 20-Pin LSSOP

The R8C/1x Series has enough on-chip peripheral functions for use as a control microcontroller for a small system.

Maximum operating frequency of 20MHz
Operating voltage range 2.7V to 5.5V
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
Come in small packages of 20-pins (SSOP) or 28-pins (QFN)

R8C Family Microcontrollers, Renesas Electronics

The Renesas 16-bit CISC microcontrollers of the R8C Family features high ROM code efficiency, superb noise performance, low power consumption and a high processing performance. This includes the advantage of abundant on-chip peripherals such as comprehensive timer functions and various serial communication functions. The R8C Family also retains compatibility with the M16C Family, so software resources and development tools can be shared.
Renesas R8C Family supports a wide range of application fields like Automotive, Consumer Products, Office Equipment and Industrial Equipment.