Overview
The STM32F100RDT6B is a microcontroller from the STM32F100xx value line family, produced by STMicroelectronics. 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 includes high-speed embedded memories such as up to 512 Kbytes of Flash memory and up to 32 Kbytes of SRAM. It also offers a flexible static memory control interface and 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 includes various power-saving modes, making it suitable for low-power applications. The STM32F100RDT6B is available in a 64-pin LQFP package and supports a wide range of applications due to its comprehensive set of peripherals and interfaces.
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 SPI, two UART, three USART |
| I/O Ports | Up to 112 fast I/O ports, almost all 5 V-tolerant |
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
- Temperature sensor and CRC calculation unit with 96-bit unique ID
Applications
The STM32F100RDT6B 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, and HVACs
Q & A
- What is the core architecture of the STM32F100RDT6B?
The core architecture is based on the Arm® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F100RDT6B?
The maximum operating frequency is 24 MHz.
- How much Flash memory does the STM32F100RDT6B have?
The device has 256 to 512 Kbytes of Flash memory.
- What are the operating temperature ranges for the STM32F100RDT6B?
The device operates in the –40 to +85 °C and –40 to +105 °C temperature ranges.
- What types of communication interfaces are available on the STM32F100RDT6B?
The device supports up to two I2C, three SPI, two UART, and three USART interfaces.
- Does the STM32F100RDT6B support low power modes?
Yes, it supports Sleep, Stop, and Standby modes.
- What is the package type of the STM32F100RDT6B?
The device is available in a 64-pin LQFP package.
- How many I/O ports does the STM32F100RDT6B have?
The device has up to 112 fast I/O ports, almost all of which are 5 V-tolerant.
- What types of timers are available on the STM32F100RDT6B?
The device includes up to 16 timers, including advanced-control timers.
- Does the STM32F100RDT6B have a temperature sensor?
Yes, it includes a temperature sensor.
- What is the purpose of the CRC calculation unit in the STM32F100RDT6B?
The CRC calculation unit provides a 96-bit unique ID.
