Overview
The STM32F100RCT7B is a microcontroller from STMicroelectronics, part of the STM32F100xx value line family. It features 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 is equipped with high-speed embedded memories, including up to 512 Kbytes of Flash memory and up to 32 Kbytes of SRAM. It also includes a flexible static memory controller and an extensive range of enhanced peripherals and I/Os connected to two APB buses.
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 | 256 to 512 Kbytes |
| SRAM | 24 to 32 Kbytes |
| Package | LQFP 64 10x10x1.4 mm |
| Operating Temperature | –40 to +85 °C, –40 to +105 °C |
| Power Supply | 2.0 to 3.6 V |
| ADC | 1 × 12-bit, 1.2 μs A/D converter (up to 16 channels) |
| DAC | 2 × 12-bit D/A converters |
| Timers | Up to 16 timers, including advanced-control timers |
| Communication Interfaces | Up to two I2C, three SPIs, three USARTs, two UARTs |
| I/O Ports | Up to 112 fast I/O ports, 51/80/112 I/Os |
Key Features
- Single-cycle multiplication and hardware division
- Flexible static memory controller with 4 Chip Selects, supporting SRAM, PSRAM, and NOR memories
- LCD parallel interface, 8080/6800 modes
- Clock, reset, and supply management with POR, PDR, and programmable voltage detector (PVD)
- Internal 8 MHz factory-trimmed RC and 40 kHz RC oscillators
- PLL for CPU clock and 32 kHz oscillator for RTC with calibration
- Low power modes: Sleep, Stop, and Standby
- VBAT supply for RTC and backup registers
- Serial wire debug (SWD) and JTAG interface
- 12-channel DMA controller supporting timers, ADC, SPIs, I2Cs, USARTs, and DACs
Applications
The STM32F100RCT7B is suitable for a wide range of applications, including:
- Motor drives
- Application control
- Medical and handheld equipment
- PC and gaming peripherals
- GPS platforms
- Industrial applications, PLCs, inverters
- Printers, scanners
- Alarm systems, video intercoms
- HVAC systems
Q & A
- What is the core of the STM32F100RCT7B microcontroller?
The core is the Arm® 32-bit Cortex®-M3 CPU. - What is the maximum operating frequency of the STM32F100RCT7B?
The maximum operating frequency is 24 MHz. - How much Flash memory does the STM32F100RCT7B have?
The STM32F100RCT7B has up to 512 Kbytes of Flash memory. - What are the power supply and operating temperature ranges for the STM32F100RCT7B?
The power supply range is 2.0 to 3.6 V, and the operating temperature range is –40 to +85 °C or –40 to +105 °C. - What types of communication interfaces are available on the STM32F100RCT7B?
The microcontroller includes up to two I2C interfaces, three SPIs, three USARTs, and two UARTs. - Does the STM32F100RCT7B support low power modes?
Yes, it supports Sleep, Stop, and Standby modes. - What is the purpose of the DMA controller in the STM32F100RCT7B?
The 12-channel DMA controller supports peripherals such as timers, ADC, SPIs, I2Cs, USARTs, and DACs. - How many I/O ports does the STM32F100RCT7B have?
The microcontroller has up to 112 fast I/O ports. - What are some of the applications suitable for the STM32F100RCT7B?
It is suitable for motor drives, medical and handheld equipment, PC and gaming peripherals, GPS platforms, industrial applications, and more. - Does the STM32F100RCT7B have any advanced timer features?
Yes, it includes advanced-control timers with features like PWM output, dead time generation, and emergency stop.
