STM32F103T8U7 - 72MHz Cortex-M3 64KB MCU | STMicroelectronics
N.º de pieza: STM32F103T8U7 ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $8.7297 | $8,73 |
| 10 | $8.7297 | $87,30 |
| 100 | $8.7297 | $872,97 |
| 500 | $8.7297 | $4.364,85 |
| 1.000 | $8.7297 | $8.729,70 |
STM32F103T8U7 Descripción general
A microcontroller is a programmable system-on-chip that integrates a CPU core, memory, peripherals, and communication interfaces on one semiconductor device. The STM32F103T8U7 uses the Arm Cortex-M3 architecture, which supports efficient real-time instruction execution. Its 72 MHz operating frequency provides a substantial performance increase over many lower-frequency 8-bit and 16-bit control solutions while retaining a broad embedded peripheral ecosystem.
Verified product information identifies 64 KB of Flash memory, USB, CAN, and LIN support, and a 36-VFQFPN package. The STM32F103 family also provides timer and mixed-signal resources suitable for motor control, sensor acquisition, communications, and general-purpose embedded products. The U7 ordering code and tray packaging identify this specific commercial configuration, but electrical limits, SRAM capacity, peripheral details, and operating-temperature data should be confirmed in the manufacturer datasheet before final design release.
The STM32F103T8U7 is appropriate for industrial controllers, communication modules, USB peripherals, motor-control systems, and compact control platforms. Its 64 KB Flash capacity provides room for boot code, application firmware, and configuration data, although memory planning must include bootloader, protocol stack, and application overhead. The 6 x 6 mm VFQFPN land pattern also requires careful exposed-pad layout and thermal management.
For PCB implementation, follow the manufacturer footprint and exposed-pad recommendations, provide clean supply decoupling, and keep high-current return paths physically short. Firmware should account for clock configuration, peripheral initialization, reset behavior, and any required migration from another STM32F1 variant. This page summarizes verified distributor and manufacturer information while clearly separating confirmed values from parameters requiring datasheet confirmation.
Alternativas directas para STM32F103T8U7 — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con STM32F103T8U7 (mismo factor de forma y huella) — difiere en Core, Flash Memory, Package.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
STM32F103T8U6
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$2.05 / unidad
Ver hoja de datos →STM32F103T8U6
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$2.05 / unidad
Ver hoja de datos →STM32F103T8U6
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$2.05 / unidad
Ver hoja de datos →STM32F103T8U7TR
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
GD32F103C8T6
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
STM32F103T8U7 Valores máximos y características eléctricas
| Product Type | 32-bit microcontroller |
| Architecture | Arm Cortex-M3 RISC |
| Operating Frequency | 72 MHz |
| Flash Memory | 64 KB |
| Flash Organization | 64K x 8 |
| Encapsulado | 36-VFQFPN (6 x 6 mm) |
| Tipo de montaje | Surface Mount |
| Tensión de alimentación | 2.5 V / 3.3 V |
| USB Interface | USB |
| CAN Interface | CAN |
| LIN Interface | LIN |
| Core | 32-bit Arm Cortex-M3 |
| Series | STM32F103 medium-density performance line |
| Manufacturer | STMicroelectronics |
| Datasheet Page Count | 105 pages in the referenced third-party datasheet listing |
| Reference Unit Price | $8.7297 |
| Distributor Availability Shown | 76,308 pieces |
| Reference Lead Time | Ships immediately; estimated delivery Oct 5 - Oct 10 |
Guía de configuración de pines de STM32F103T8U7 36-vfqfpn (6 x 6 mm)
Configuración de pines para STM32F103T8U7 (encapsulado 36-vfqfpn (6 x 6 mm)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para STM32F103T8U7.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
STM32F103T8U7 es adecuado para 6 aplicacións: USB-Connected Embedded Control, CAN-Bus Industrial Controller, Motor and Timer Control, Sensor Acquisition and Condition Monitoring, Industrial Communication Gateway, USB-to-CAN Embedded Module.
USB-Connected Embedded Control
STM32F103T8U7 fits USB-connected control products because the verified listing identifies USB support alongside a 72 MHz Arm Cortex-M3 core. It can serve as the central controller in a USB peripheral, configuration tool, data logger, or service interface while timers and digital I/O manage local functions. The design should reserve stable firmware space in the confirmed 64 KB Flash and provide USB connector protection, controlled supply routing, and firmware support for the selected USB class. The MCU speed helps separate protocol handling from control tasks, while the 36-VFQFPN package keeps the device compact. Final USB electrical compliance requires checking the STM32F103 datasheet and the chosen connector implementation.
Recomendado
CAN-Bus Industrial Controller
The STM32F103T8U7 is suitable for CAN-based industrial control because CAN is explicitly listed in the verified product information. Its 72 MHz Cortex-M3 core can coordinate message handling, sensor acquisition, timers, and local actuator logic across a distributed network. The MCU does not replace a physical CAN transceiver, so the implementation still needs a transceiver, termination strategy, bus protection, common-mode considerations, and firmware drivers. The 64 KB Flash budget should be checked against the protocol stack and application code, while the 36-VFQFPN footprint requires careful exposed-pad and thermal layout. Validate bit timing, interrupt priorities, bus fault handling, and supply levels in the final design.
Recomendado
Motor and Timer Control
STM32F103T8U7 can serve as the timing and control core for compact motor-control or actuator systems. The verified 72 MHz operating frequency provides processing headroom for timer scheduling, input capture, feedback handling, and supervisory logic, while the STM32F1 peripheral family is commonly used for embedded control. A practical design still requires the exact timer channel mapping, PWM frequency, dead time, current sensing, gate-driver interface, and thermal analysis from the manufacturer documentation. Keep high-current motor paths away from sensitive control traces, provide local bulk and bypass capacitance, and define fault shutdown behavior in firmware. The MCU package helps reduce board area, but exposed-pad cooling and motor-generated electrical noise remain critical.
Recomendado
Sensor Acquisition and Condition Monitoring
The STM32F103T8U7 is appropriate for embedded sensor acquisition and condition-monitoring products because its Cortex-M3 core can sample inputs, execute control logic, and manage communications in one device. The verified 64 KB Flash capacity supports moderate application firmware, while USB, CAN, and LIN provide paths for configuration or data transfer. Exact analog, timer, and GPIO capabilities must be confirmed in the manufacturer datasheet before assigning sampling rates or channel counts. Use short, shielded sensor routes where appropriate, separate analog and digital return paths, and place filtering and protection components near connector or sensor interfaces. Firmware should calibrate sensor offsets, detect open circuits, and record diagnostics without blocking the main timing loop.
Recomendado
Industrial Communication Gateway
STM32F103T8U7 can be used as the controller in a compact industrial communication gateway that bridges local control functions with USB, CAN, or LIN links. The verified 72 MHz core supports protocol scheduling and buffering, and the 64 KB Flash requirement makes it useful for gateway products that do not need a large application partition. A production gateway should include watchdog behavior, bus fault recovery, brownout handling, secure configuration storage, and a defined update strategy. Validate protocol timing and electrical isolation requirements for the target bus; the MCU is a digital controller, not an isolated transceiver. The 36-VFQFPN package reduces footprint but requires a stable exposed-pad thermal path and careful separation between communication and power sections.
Recomendado
USB-to-CAN Embedded Module
STM32F103T8U7 is a strong candidate for a compact USB-to-CAN module because the verified MPN lists both USB and CAN support. The MCU can handle USB command exchange, CAN frame processing, filtering, diagnostics, and configuration storage in one package. A complete module still needs a USB connector, ESD and surge protection, a CAN transceiver, bus termination, isolated or non-isolated power as required, and careful common-ground or isolation design. Use the confirmed 64 KB Flash capacity for the complete firmware image, including bootloader and diagnostics. Testing should cover bus dominant/recessive behavior, bus-off recovery, USB suspend or disconnect handling, and thermal performance in the smallest enclosure before production release.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para STM32F103T8U7 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | STM32F103T8U6 | STM32F103T8 | STM32F103T8U7TR | GD32F103C8T6 |
|---|---|---|---|---|---|
| Package | 36-VFQFPN (6 x 6 mm) | 36-VFQFPN (6 x 6 mm) | 36-VFQFPN (6 x 6 mm) | 36-VFQFPN (6 x 6 mm) | 36-VFQFPN (6 x 6 mm) |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | GigaDevice |
Diferenciadores clave
- Direct STMicroelectronics STM32F103 family identity (frente a GD32F103C8T6)
- Verified USB, CAN, and LIN interface positioning (frente a STM32F103T8U7TR)
- 72 MHz STM32F103 performance class (frente a GD32F103C8T6)
Notas de diseño
Use the official STMicroelectronics 36-VFQFPN land pattern and exposed-pad geometry. Place the MCU close to its supply bypass capacitors, keep ground-return paths continuous, and route high-current outputs away from sensitive clock, USB, CAN, and sensor traces. The supplied data confirms the 6 x 6 mm package but does not provide the full pin map or recommended PCB layout, so do not infer pad dimensions from a generic QFN footprint.
Design the supply rail for the verified 2.5 V / 3.3 V device class and provide local decoupling close to the MCU. USB, CAN, and LIN interfaces may require different external components and protection networks; follow the relevant transceiver and connector recommendations. Verify brownout behavior, startup current, regulator stability, and exposed-pad grounding in the final schematic before release.
The verified excerpts do not include SRAM size, complete GPIO mapping, ADC specifications, timer channels, absolute maximum ratings, or a complete pinout. Treat those values as datasheet-dependent rather than filling them from memory. A replacement that appears similar by core and Flash size may still differ in pin mapping, clock details, peripherals, firmware behavior, or temperature grade, so qualification must include PCB review and hardware testing.
Información de cumplimiento
The supplied verified snippets do not establish RoHS, REACH, lead-free, halogen-free, or conflict-minerals status. AEC-Q100 is marked not_applicable because no automotive qualification data was provided; this is not a statement that the part is suitable or unsuitable for automotive use.
