Overview
The STM32F100CBT7BTR is a microcontroller from STMicroelectronics, part of the STM32F100xx series. 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 128 Kbytes of Flash memory and 8 Kbytes of SRAM, making it suitable for a wide range of applications. The device includes an extensive set of peripherals and I/Os, and it operates within a temperature range of –40 to +105 °C from a 2.0 to 3.6 V power supply.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU |
| Maximum Frequency | 24 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| Flash Memory | 128 Kbytes |
| SRAM | 8 Kbytes |
| Supply Voltage | 2.0 to 3.6 V |
| Operating Temperature | –40 to +105 °C |
| Package | 48-LQFP |
| I/Os | Up to 37 high current I/Os |
| 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 PWM timer |
| Communication Interfaces | Up to two I²Cs, two SPIs, three USARTs |
Key Features
- Single-cycle multiplication and hardware division
- Clock, reset, and supply management with POR, PDR, and programmable voltage detector (PVD)
- Internal oscillators: 8 MHz factory-trimmed RC, 40 kHz RC, and 32 kHz oscillator for RTC with calibration
- Low power modes: Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers
- Debug mode with serial wire debug (SWD) and JTAG interfaces
- 7-channel DMA controller supporting timers, ADC, SPIs, I²Cs, USARTs, and DACs
- Temperature sensor and up to 80 fast I/O ports
- Advanced motor control timers and watchdog timers (Independent and Window)
Applications
The STM32F100CBT7BTR is versatile and 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, PLCs, inverters, printers, scanners
- Alarm systems, video intercoms, and HVACs
Q & A
- What is the core processor of the STM32F100CBT7BTR?
The core processor is the ARM® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F100CBT7BTR?
The maximum operating frequency is 24 MHz.
- How much Flash and SRAM memory does the STM32F100CBT7BTR have?
The device has 128 Kbytes of Flash memory and 8 Kbytes of SRAM.
- What is the operating temperature range of the STM32F100CBT7BTR?
The operating temperature range is –40 to +105 °C.
- What types of communication interfaces are available on the STM32F100CBT7BTR?
The device includes up to two I²Cs, two SPIs, and three USARTs.
- Does the STM32F100CBT7BTR support low power modes?
- What debug interfaces are available on the STM32F100CBT7BTR?
The device supports serial wire debug (SWD) and JTAG interfaces.
- How many I/O ports does the STM32F100CBT7BTR have?
The device has up to 37 high current I/O ports.
- What types of timers are included in the STM32F100CBT7BTR?
The device includes up to 12 timers, including advanced-control PWM timers and watchdog timers.
- Is the STM32F100CBT7BTR suitable for industrial applications?
