STM32F103R4
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Core
Cortex-M3, 72 MHz
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Family
STM32F1 Series
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Sub-Family
STM32F103
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CMSIS Pack
STM32F1xx_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 | 72 MHz |
| Memory Protection Unit | NO_MPU |
| Floating Point Unit | NO_FPU |
| Trust Zone | |
| Digital Signal Processor | |
| CortexM Vector Extensions | |
| Endian | Little-endian |
| Features | View features |
Processor
Cortex-M3, 72 MHz
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Timer Timer/Counter 3 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 -
Communication Serial Peripheral Interface 1 x 18 Mbit/s Serial Peripheral Interface Inter-Integrated Circuit 1 x Inter-Integrated Circuit Universal Synchronous Asynchronous Receiver Transmitter 2 x 4.5 Mbit/s Universal Synchronous Asynchronous Receiver Transmitter Universal Serial Bus Device 1 x Universal Serial Bus Device Controller Area Network 1 x Controller Area Network -
Package Quad Flat Package 64-lead Quad Flat Package Ball Grid Array 64-ball Ball Grid Array -
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