STM32F103VGT6TR - 72MHz Cortex-M3 MCU | STMicroelectronics
MPN: STM32F103VGT6TR ✓ NakahandaSTM32F103VGT6TR Ulas
A microcontroller, or MCU, is a compact computer designed around a processor core, program memory, data memory, peripherals, and I/O ports. The STM32F103 architecture sits within the hierarchy of ARM Cortex-M3 embedded processor, 32-bit microcontroller, and embedded systems controller. Its role is to execute firmware, acquire sensor data, control actuators, and manage communication links in industrial, consumer, and communications equipment.
Principal features include a 72 MHz Cortex-M3 core, 1 MB of Flash, 96 KB of SRAM, 37 I/O ports, and USB, CAN, and LIN connectivity. The 2 V to 3.6 V operating range supports conventional 3.3 V systems. The 100-LQFP package provides enough I/O and perimeter pins for motor drives, motion control, communications modules, and embedded control boards while supporting a conventional surface-mount assembly process.
The STM32F103VGT6TR combines general-purpose application processing with dedicated peripheral resources. Its 32-bit core and 72 MHz clock provide useful computational headroom for protocol handling, digital control loops, and supervisory logic. The 1 MB Flash capacity supports larger embedded applications and boot code, while the SRAM accommodates working state, communications buffers, and real-time control data. USB, CAN, and LIN interfaces reduce the need for separate communication controllers.
Typical uses include CAN-connected industrial controllers, USB data-acquisition equipment, stepper and BLDC motor-control systems, networking modules, and compact control platforms. The 37 I/O ports make the device practical for digital interfaces, status indicators, sensors, and actuator drivers. For designs using the CAN, LIN, or USB peripherals, firmware validation remains important because timing, interrupt behavior, and peripheral configuration determine real-world performance.
A key design consideration is power and signal integrity at the 100-pin LQFP perimeter. Place decoupling capacitors near the supply pins, route sensitive inputs away from switching nodes, and verify the oscillator, reset, and boot configuration network against the manufacturer reference schematic. The 2 V to 3.6 V supply range requires components and external interfaces that tolerate the selected operating voltage.
This page combines the exact STM32F103VGT6TR ordering characteristics, package and memory details, pin-compatible alternatives, application guidance, and PCB design considerations. It supports faster engineering evaluation by making the key differences among same-family and cross-brand replacements visible before a PCB or firmware change is committed.
Mga alternatibo na pwedeng ilagay na STM32F103VGT6TR — parehas na package, pin-to-pin na katugmang. Hindi kasama ang mga bahagi ng iba't-ibang package na nangangailangan ng pagpapaayos ng PCB.
Variante sa Seri na ito
Katulad na modelo sa serye na katugma sa pagpasok STM32F103VGT6TR (parehas na form factor at footprint) — pagkakaiba sa Package, Flash Memory, Mounting Type, Product Line, Series.
STM32F103VFT6TR
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →STM32F103VGT6J
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →STM32F103VGT7
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →GD32F103VGT6
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
APM32F103VGT6
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
STM32F103VGT6TR Mga Pinakamataas na Rating at Electrical Characteristics
| Product Type | 32-bit ARM Cortex-M3 microcontroller |
| Series | STM32F1 series |
| Maximum CPU Frequency | 72 MHz |
| Flash Memory | 1 MB (1M x 8) |
| SRAM | 96 KB |
| Program Memory Type | Flash |
| Supply Voltage Range | 2 V to 3.6 V |
| I/O Port Count | 37 |
| Packhaging | 100-pin LQFP (14 x 14 mm) |
| CPU Core | ARM Cortex-M3 |
| Architecture | 32-bit |
| Communications Interfaces | USB, CAN, LIN |
| Uri ng Pagpapasok | Surface-mount tape and reel |
| RoHS Compliance | Compliant |
Gabay sa Pin Configuration ng STM32F103VGT6TR 100-pin lqfp (14 x 14 mm)
Pin configuration para sa STM32F103VGT6TR (100-pin lqfp (14 x 14 mm) package). Kasama sa digital IC na ito ang GPIO, mga communication interface (UART, SPI, I2C), at mga power pin. Sumangguni sa datasheet ng manufacturer para sa mga alternatibong function ng pin at mga opsyon sa configuration. Mahalaga para sa disenyo ng embedded system at PCB layout.
Wala ng detalyadong pinout data na magagamit para sa STM32F103VGT6TR.
Sumangguni sa datasheet para sa buong pin configuration.
Tipikal na mga Gamit
STM32F103VGT6TR ay nararapat para sa 6 aplikasyons: Industrial CAN Control Node, USB Data-Acquisition System, Stepper and BLDC Motor Control, Industrial Networking Module, Consumer Automation and Embedded Control, USB-C Motor and Sensor Interface.
Industrial CAN Control Node
STM32F103VGT6TR fits industrial CAN control nodes that require local decision-making and reliable network connectivity. Its 72 MHz Cortex-M3 core handles protocol processing and supervisory logic, while CAN, LIN, USB, and 37 I/O ports support sensors, status devices, and actuators. The 1 MB Flash capacity accommodates application code, communication stacks, configuration data, and update routines without relying on external program memory. Use the device near 2 V to 3.6 V rails and follow the manufacturer reference circuit for CAN transceiver placement, termination, decoupling, and protected I/O routing.
Inirekomenda
USB Data-Acquisition System
STM32F103VGT6TR is suitable for USB data-acquisition equipment that transfers sensor measurements to a host computer. Its 72 MHz 32-bit core supports sampling logic, buffering, protocol handling, and supervisory tasks, while 96 KB of SRAM provides space for acquisition buffers and communications state. The 37 I/O ports can support digital inputs, sensor enables, status signaling, and external triggers. Its 2 V to 3.6 V operating range fits conventional 3.3 V systems, while the 100-pin LQFP package offers enough connections for multiple channels and interface isolation.
Inirekomenda
Stepper and BLDC Motor Control
STM32F103VGT6TR fits compact motor-drive controllers where deterministic control, multiple I/O, and embedded communications are needed. The 72 MHz Cortex-M3 core can execute position and velocity loops, commutation logic, fault handling, and communication protocols, while 37 I/O ports support encoder inputs, step commands, gate-driver enables, and fault signals. Its 1 MB Flash provides room for motion algorithms and parameter storage. The 2 V to 3.6 V supply range fits typical 3.3 V control electronics, but power-stage isolation, current sensing, and high-current routing must be designed separately from the MCU domain.
Inirekomenda
Industrial Networking Module
STM32F103VGT6TR works well in compact networking modules that need USB or CAN alongside embedded application processing. The 72 MHz Cortex-M3 core can manage frame processing, routing logic, configuration, and local control, while 1 MB Flash and 96 KB SRAM support embedded stacks and protocol state. Its 37 I/O ports provide status LEDs, configuration interfaces, reset control, and external network management signals. The 100-pin LQFP package also leaves sufficient perimeter pins for isolation barriers, level shifting, and multiple communication interfaces in a DIN-rail or embedded module design.
Inirekomenda
Consumer Automation and Embedded Control
STM32F103VGT6TR is practical for embedded control boards that combine user interfaces, sensors, relays, and programmable logic. Its 72 MHz core supports responsive control and communication, while 1 MB Flash accommodates application firmware, configuration, and boot features. The 37 I/O ports are useful for touch or button inputs, display signals, and actuator control. Because the core operates from 2 V to 3.6 V, the design should use compatible sensors and interface levels, separate noisy loads from sensitive traces, and provide local bulk and high-frequency decoupling at the LQFP supply pins.
Inirekomenda
USB-C Motor and Sensor Interface
STM32F103VGT6TR can serve as the central controller in a USB-connected motor or sensor interface. The Cortex-M3 core handles command parsing, control updates, diagnostics, and data formatting, while USB provides a direct host connection for configuration and telemetry. Its 37 I/O ports support encoders, digital sensors, motor-control signals, and status indicators, and the 1 MB Flash provides room for larger control tables and protocol handlers. The 2 V to 3.6 V operating range simplifies 3.3 V logic integration, although USB connector protection, ESD control, and power-supply sequencing should be handled with dedicated external circuitry.
Inirekomenda
Buod ng mga Inirekomendang Produkto
Impormasyon ng Talumpati sa Engineering for STM32F103VGT6TR — ikabit, gabay sa disenyo, at impormasyon ng pagsunod sa kautusan.
Paunawang Hanapin
Ikabit sa Mga Alternatibo
| Parametro | Ito ang Producto | STM32F103VFT6TR | STM32F103VGT6J | STM32F103VGT7 | GD32F103VGT6 | APM32F103VGT6 |
|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | GigaDevice | GigaDevice |
| Package | 100-LQFP (14 x 14 mm) | 100-LQFP (14 x 14 mm) | 100-LQFP (14 x 14 mm) | 100-LQFP (14 x 14 mm) | 100-LQFP (14 x 14 mm) | 100-LQFP (14 x 14 mm) |
| CPU Core | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M3 |
| Ordering Grade or Temperature Suffix | TR | TR | J | 7 | 6 | 6 |
Pangunahing mga Pagkakaiba
- Larger Flash capacity than the F-density same-package option (kumpara saSTM32F103VFT6TR)
- Cross-brand replacement offers higher clock performance (kumpara saGD32F103VGT6)
- Established STM32F1 toolchain and peripheral continuity (kumpara saAPM32F103VGT6)
- Complete connectivity in a 100-pin footprint (kumpara saSTM32F103VGT6J)
Talaan ng Disenyo
Treat the 100-pin LQFP as a perimeter-heavy mixed-signal component. Place every supply decoupling capacitor directly beside its associated VDD and VSS pins, with the shortest possible ground return. Follow the manufacturer reference layout for exposed pad, via pattern, and thermal-via arrangement where applicable. Keep external crystals, reset components, and boot-configuration parts close to their assigned pins to reduce susceptibility to switching noise and ringing.
Design the 2 V to 3.6 V operating range into the power tree rather than assuming a fixed 3.3 V rail. Confirm startup voltage, brownout behavior, output-voltage tolerance, and current demand against the manufacturer datasheet. Separate analog and digital supply branches where the device provides dedicated supply pins, and use local bulk capacitance to support transient loads without allowing supply droop to disrupt USB, CAN, or timer operations.
Route USB, CAN, and LIN interfaces away from motor-drive nodes and switching power-converter traces. Keep high-current return paths out of the MCU ground region, and place transceiver protection components close to connector or transceiver pins. For oscillator-sensitive functions, provide symmetric routing, a clean ground reference, and no test-point stubs. Check that motor-control outputs, encoder inputs, and communication lines do not share narrow return paths that could inject timing noise.
Do not treat a cross-brand Cortex-M3 controller as firmware-identical to STM32F103VGT6TR. Before adopting GD32F103VGT6 or another substitute, validate clock configuration, flash wait states, interrupt priorities, startup timing, USB and CAN behavior, ADC calibration, timer edge cases, and toolchain support. Preserve the original 100-LQFP land pattern and verify pin multiplexing rather than relying only on the 100-pin count.
Impormasyon ng Pagsunod sa Kautusan
RoHS compliance is stated in the product listing. No additional REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status was identified.