STM32F101RF
- 
            CoreCortex-M3, 36 MHz 
- 
            FamilySTM32F1 Series 
- 
            Sub-FamilySTM32F101 
- 
          CMSIS PackSTM32F1xx_DFP
STMicroelectronics' STM32F1 series of mainstream MCUs covers the needs of a large variety of applications in the industrial, medical and consumer markets. High performance with first-class peripherals and low-power, low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools.
Typical applications include motor drives and application control, medical and handheld equipment, industrial applications, PLCs, inverters, printers, and scanners, alarm systems, video intercom, HVAC and home audio equipment.
  - LCD parallel interface, 8080/6800 modes
  - 5 V-tolerant I/Os
  - Timer with quadrature (incremental) encoder input
  - 96-bit unique ID
| Core | Processor Cortex-M3 | 
|---|---|
| Maximum Clock Frequency | 36 MHz | 
| Memory Protection Unit | MPU | 
| Floating Point Unit | NO_FPU | 
| Trust Zone | |
| Digital Signal Processor | |
| CortexM Vector Extensions | |
| Endian | Little-endian | 
| Features | View features | 
Processor
Cortex-M3, 36 MHz
- 
      Timer Timer/Counter 12 x 16-bit Timer/Counter Watchdog Timer 2 x Watchdog Timer 
- 
      I/O Analog to Digital Converter 16-channel x 12-bit Analog to Digital Converter IO Pins 51 IO Pins Digital to Analog Converter 2 x 12-bit Digital to Analog Converter 
- 
      Communication Serial Peripheral Interface 3 x 18 Mbit/s Serial Peripheral Interface Inter-Integrated Circuit 2 x Inter-Integrated Circuit Universal Synchronous Asynchronous Receiver Transmitter 3 x 4.5 Mbit/s Universal Synchronous Asynchronous Receiver Transmitter Universal Asynchronous Receiver Transmitter 2 x 4.5 Mbit/s Universal Asynchronous Receiver Transmitter 
- 
      Package Quad Flat Package 64-lead Quad Flat Package 
- 
      Clock Real Time Clock 32.77 kHz Real Time Clock 
- 
      Power Operating Voltage 2 V .. 3.6 V Operating Voltage 
- 
      Spec Operating Temperature Range -40 °C .. +85 °C Operating Temperature Range