STM32F103R6T7 STMicroelectronics Integrated Circuit (Quad Flat Packages) In Stock
The STM32F103R6T7 is a 32-bit ARM Cortex-M3 microcontroller running at up to 16 MHz with 51 I/O lines, integrated ADC, PWM, and DMA channels in a 64-pin LQFP package. It delivers reliable performance for embedded control applications in industrial automation and consumer electronics. Available in quantity from authorized distributors with global shipping.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat Packages
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- STM32F103R6T7 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 32-bit ARM Cortex-M3 core at up to 16 MHz enables efficient control algorithm execution
- 51 I/O lines with integrated ADC and PWM channels support diverse sensor and actuator interfacing
- DMA controller offloads CPU during high-speed data transfers for real-time responsiveness
- 64-pin LQFP package balances pin density with straightforward PCB routing
Applications
The STM32F103R6T7 targets industrial automation panels, motor control boards, and building management systems where 32-bit Cortex-M3 performance and 51 configurable I/O lines are required. Its integrated ADC and PWM channels make it suitable for sensor signal conditioning, PID loop control, and LED dimming applications running on 3.3 V supplies. Designers also use it in consumer devices such as printers, HMI displays, and portable instruments that demand reliable DMA-assisted peripheral management.
Specifications
| YTEOL | 8.22 |
| Has ADC | YES |
| Bit Size | 32 |
| CPU Family | CORTEX-M3 |
| Clock Frequency-Max | 16MHz |
| DMA Channels | YES |
| JESD-30 Code | S-PQFP-G64 |
| Number of I/O Lines | 51 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | QFP64,.47SQ,20 |
| Package Shape | SQUARE |
| Package Style | FLATPACK |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Qualification Status | Not Qualified |
| RAM (bytes) | 10240 |
| ROM (words) | 32768 |
| ROM Programmability | FLASH |
| Speed | 72MHz |
| Supply Current-Max | 50.3mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 2V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.31.00.25 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for STM32F103R6T7:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
Frequently Asked Questions
Can STM32F103R6T7 run a closed-loop PID motor control algorithm at 16 MHz with ADC sampling?
Yes. The STM32F103R6T7 executes a 32-bit Cortex-M3 PID loop at up to 16 MHz while the integrated ADC samples current and voltage feedback. With DMA-assisted transfers and multiple PWM channels, it can sustain a 20 kHz PWM update rate alongside real-time ADC reads without CPU stalls, suitable for BLDC motor drives up to moderate power levels.
How many external signals can be connected to STM32F103R6T7 in a 64-pin LQFP layout?
In the 64-pin LQFP package, the STM32F103R6T7 exposes 51 GPIO lines that multiplex as ADC inputs, PWM outputs, SPI, I2C, USART, and CAN interfaces. This allows a single IC to manage sensor inputs, actuator outputs, and communication buses simultaneously in compact industrial or consumer PCB designs with 0.5 mm pin pitch.
When is STM32F103R6T7 preferable to its STM32F103C8T6 sibling for a new design?
Choose STM32F103R6T7 when your application needs more than 37 I/O pins, since its 64-pin LQFP provides 51 GPIOs versus the STM32F103C8T6's 37 lines in a 48-pin package. Both run Cortex-M3 at compatible speeds, so migrating firmware is straightforward, but the R6 variant suits designs requiring additional SPI, USART, or ADC channels without external expanders.
What supply voltage and temperature range does STM32F103R6T7 support for automotive-adjacent industrial use?
The STM32F103R6T7 operates from a 2.0 V to 3.6 V supply and is specified over the -40°C to +85°C industrial temperature range, making it compatible with standard 3.3 V regulator rails in panel controllers, HVAC systems, and outdoor sensor nodes that must survive harsh ambient conditions without performance degradation.
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