STM32F303RBTx
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Core
Cortex-M4, 72 MHz
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Family
STM32F3 Series
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Sub-Family
STM32F303
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CMSIS Pack
STM32F3xx_DFP 
High-performance STM32F3 MCUs with Arm Cortex-M4 core, MPU, DSP, FPU, 90 DMIPS at 72 MHz.
| Core | 
           Processor Cortex-M4  | 
      
    
|---|---|
| Maximum Clock Frequency | 72 MHz | 
| Memory Protection Unit | MPU | 
| Floating Point Unit | SP_FPU | 
| Trust Zone | |
| Digital Signal Processor | DSP | 
| CortexM Vector Extensions | |
| Endian | Little-endian | 
| Features | View features | 
Processor
Cortex-M4, 72 MHz
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Package Quad Flat Package 64-lead Quad Flat Package  - 
      
Timer IC/OC/PWM 9 x 16-bit IC/OC/PWM Watchdog Timer 2 x Watchdog Timer  - 
      
Clock Real Time Clock 32.77 kHz Real Time Clock  - 
      
I/O Analog to Digital Converter 22-channel x 12-bit Analog to Digital Converter IO Pins 52 IO Pins Digital to Analog Converter 2 x 12-bit Digital to Analog Converter Operational Amplifier 4 x Operational Amplifier  - 
      
Communication Serial Peripheral Interface 3 x 0 bit/s Serial Peripheral Interface Inter-Integrated Circuit 2 x Inter-Integrated Circuit Universal Asynchronous Receiver Transmitter 2 x 0 bit/s Universal Asynchronous Receiver Transmitter Universal Synchronous Asynchronous Receiver Transmitter 3 x 0 bit/s Universal Synchronous Asynchronous Receiver Transmitter Universal Serial Bus Device 1 x Universal Serial Bus Device Controller Area Network 1 x Controller Area Network  - 
      
Power Operating Voltage 2 V .. 3.6 V Operating Voltage  - 
      
Spec Operating Temperature Range -40 °C .. +105 °C Operating Temperature Range