Overview
The STM32F102R6T6A is a microcontroller from STMicroelectronics, part of the STM32F102xx medium-density USB access line. This device is built around the high-performance Arm® 32-bit Cortex®-M3 CPU, operating at a maximum frequency of 48 MHz. It features high-speed embedded memories, including 16 or 32 Kbytes of Flash memory and 4 or 6 Kbytes of SRAM. The microcontroller is designed to operate within a temperature range of –40 to +85 °C and supports a power supply range of 2.0 to 3.6 V. It includes a comprehensive set of power-saving modes, making it suitable for low-power applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M3 CPU |
| Maximum Frequency | 48 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) at 0 WS memory access |
| Flash Memory | 16 or 32 Kbytes |
| SRAM | 4 or 6 Kbytes |
| Power Supply | 2.0 to 3.6 V |
| Temperature Range | –40 to +85 °C |
| Package | LQFP64 10 × 10 mm |
| ADC | 1 × 12-bit, 1.2 µs A/D converter (up to 16 channels) |
| Timers | Two 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter |
| Communication Interfaces | One I2C, two USARTs, one SPI, one USB 2.0 full speed interface |
| I/O Ports | Up to 51 fast I/O ports, 37/51 I/Os all mappable on 16 external interrupt vectors |
Key Features
- Single-cycle multiplication and hardware division
- Clock, reset, and supply management with POR, PDR, and programmable voltage detector (PVD)
- Internal 8 MHz factory-trimmed RC, internal 40 kHz RC, and PLL for CPU clock
- 32 kHz oscillator for RTC with calibration
- Low power modes: Sleep, Stop, and Standby modes; 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, and USARTs
- Temperature sensor and up to 51 fast I/O ports, with 37/51 I/Os all mappable on 16 external interrupt vectors
- CRC calculation unit and 96-bit unique ID
- ECOPACK packages
Applications
The STM32F102R6T6A is suitable for a wide range of applications, including:
- Industrial control systems
- Consumer electronics
- Medical devices
- Automotive systems
- IoT devices
- Low-power applications requiring high performance and efficiency
Q & A
- What is the core architecture of the STM32F102R6T6A?
The core architecture is based on the Arm® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F102R6T6A?
The maximum operating frequency is 48 MHz.
- How much Flash and SRAM memory does the STM32F102R6T6A have?
The device has 16 or 32 Kbytes of Flash memory and 4 or 6 Kbytes of SRAM.
- What is the power supply range for the STM32F102R6T6A?
The power supply range is 2.0 to 3.6 V.
- What are the temperature operating ranges for the STM32F102R6T6A?
The device operates within a temperature range of –40 to +85 °C.
- What types of communication interfaces are available on the STM32F102R6T6A?
The device includes one I2C interface, two USARTs, one SPI, and one USB 2.0 full speed interface.
- Does the STM32F102R6T6A support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes, along with VBAT supply for RTC and backup registers.
- What debug interfaces are available on the STM32F102R6T6A?
The device supports serial wire debug (SWD) and JTAG interfaces.
- How many I/O ports does the STM32F102R6T6A have?
The device has up to 51 fast I/O ports, with 37/51 I/Os all mappable on 16 external interrupt vectors.
- What is the package type for the STM32F102R6T6A?
The device is available in the LQFP64 10 × 10 mm package.
