Overview
The STM32F100RBT6B is a microcontroller from STMicroelectronics, part of the STM32F100 series. It incorporates the high-performance ARM® 32-bit Cortex®-M3 CPU, operating at a maximum frequency of 24 MHz and delivering 1.25 DMIPS/MHz (Dhrystone 2.1) performance. This microcontroller features high-speed embedded memories, including up to 128 Kbytes of Flash memory and up to 8 Kbytes of SRAM. It also includes an extensive range of enhanced peripherals and I/Os connected to two APB buses.
The device operates in the –40 to +85 °C and –40 to +105 °C temperature ranges, with a power supply range of 2.0 to 3.6 V. It offers various power-saving modes, making it suitable for low-power applications. The STM32F100RBT6B is available in a 64-pin LQFP package and is part of STMicroelectronics' low- and medium-density value line of microcontrollers.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU |
| Maximum Frequency | 24 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| Flash Memory | Up to 128 Kbytes |
| SRAM | Up to 8 Kbytes |
| Power Supply | 2.0 to 3.6 V |
| Operating Temperature | –40 to +85 °C, –40 to +105 °C |
| Package | LQFP 64 10x10x1.4 mm |
| ADC | 1 × 12-bit, 1.2 μs A/D converter (up to 16 channels) |
| DAC | 2 × 12-bit D/A converters |
| Timers | Up to 12 timers, including advanced-control timers |
| Communication Interfaces | Up to two I2C, three USARTs, two SPIs |
| I/Os | Up to 80 fast I/O ports, 37/51/80 I/Os |
Key Features
- Core and Performance: ARM® 32-bit Cortex®-M3 CPU with a maximum frequency of 24 MHz and 1.25 DMIPS/MHz (Dhrystone 2.1) performance.
- Memories: Up to 128 Kbytes of Flash memory and up to 8 Kbytes of SRAM.
- Clock, Reset, and Supply Management: 2.0 to 3.6 V application supply and I/Os, POR, PDR, and programmable voltage detector (PVD), 4-to-24 MHz crystal oscillator, internal 8 MHz factory-trimmed RC, and internal 40 kHz RC.
- Low Power Modes: Sleep, Stop, and Standby modes, VBAT supply for RTC and backup registers.
- Debug Mode: Serial wire debug (SWD) and JTAG interfaces.
- DMA: 7-channel DMA controller supporting timers, ADC, SPIs, I2Cs, USARTs, and DACs.
- Peripherals: 1 × 12-bit ADC, 2 × 12-bit DACs, up to 12 timers, up to 80 fast I/O ports, and up to 8 communication interfaces.
- Temperature Sensor: Integrated temperature sensor.
- Watchdog Timers: Two watchdog timers (Independent and Window) and a SysTick timer.
Applications
The STM32F100RBT6B is suitable for a wide range of applications, including:
- Application control and user interfaces
- Medical and hand-held equipment
- PC and gaming peripherals
- GPS platforms
- Industrial applications, such as PLCs, inverters, and printers
- Scanners, alarm systems, video intercoms, and HVAC systems
Q & A
- What is the core of the STM32F100RBT6B microcontroller?
The core is an ARM® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F100RBT6B?
The maximum operating frequency is 24 MHz.
- How much Flash memory does the STM32F100RBT6B have?
The STM32F100RBT6B has up to 128 Kbytes of Flash memory.
- What are the power supply and operating temperature ranges of the STM32F100RBT6B?
The power supply range is 2.0 to 3.6 V, and the operating temperature ranges are –40 to +85 °C and –40 to +105 °C.
- What types of communication interfaces are available on the STM32F100RBT6B?
The microcontroller includes up to two I2C interfaces, up to three USARTs, and up to two SPIs.
- Does the STM32F100RBT6B support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes, along with a VBAT supply for RTC and backup registers.
- What is the package type of the STM32F100RBT6B?
The package type is LQFP 64 10x10x1.4 mm.
- How many I/O ports does the STM32F100RBT6B have?
The microcontroller has up to 80 fast I/O ports, with 37/51/80 I/Os depending on the device.
- What are some of the peripheral features of the STM32F100RBT6B?
The peripherals include a 12-bit ADC, two 12-bit DACs, up to 12 timers, and various communication interfaces.
- Is the STM32F100RBT6B suitable for industrial applications?
Yes, it is suitable for a variety of industrial applications, including PLCs, inverters, and printers.
