STM32F072CBY7TR - 48MHz Cortex-M0 MCU | STMicroelectronics
N.º de pieza: STM32F072CBY7TR ✓ ActivoSTM32F072CBY7TR Descripción general
An STM32F0-series microcontroller is an embedded-processing semiconductor that combines an ARM Cortex-M0 CPU core, nonvolatile Flash program memory, volatile SRAM, peripherals, and communication interfaces on one integrated circuit. The STM32F0 family is positioned below more highly integrated microcontrollers in complexity, making it suitable for cost-sensitive control, communications, sensing, and USB-device designs where deterministic real-time behavior is more important than a high-performance multicore architecture.
The verified device data identifies a 32-bit ARM Cortex-M0 core operating at 48 MHz, 128 KB of Flash organized as 128K x 8, and 16 KB of SRAM. Its listed peripheral set includes USB and CAN, supporting USB-enabled data acquisition, industrial communication, service interfaces, and connected peripheral equipment. Tape-and-reel ordering is identified by the TR suffix, while the 49-WLCSP construction supports dense, space-constrained PCB layouts.
The STM32F072CBY7TR combines a compact 48-MHz processing core with dedicated communications functions in a single package. USB can simplify a direct host-to-device interface without requiring a separate USB controller, while CAN provides a standardized communication option for industrial and embedded networks. The 128 KB Flash capacity provides room for application firmware, boot logic, configuration data, and protocol stacks, while 16 KB of SRAM accommodates working state, buffers, and stack usage.
Typical applications include USB-connected sensors, USB data loggers, CAN-capable industrial controllers, compact motor-control modules, low-cost communication gateways, and accessory-control boards. In each case, engineers can use the USB or CAN interface to exchange data while the Cortex-M0 core handles peripheral sampling, control logic, and user-interface functions. Firmware and peripheral configuration must still be validated against the complete STMicroelectronics datasheet before production release.
The most important design consideration is the 49-ball WLCSP layout. Its 3.28 mm by 3.11 mm footprint has very limited pad pitch and exposed assembly tolerances compared with leaded packages, so PCB design, stencil selection, solder-paste volume, placement, and reflow-profile validation are essential. Board layout should also preserve USB impedance routing and separate analog or sensitive signal paths from switching and high-current circuitry.
This product record combines verified distributor specifications, procurement context, practical package guidance, and explicitly qualified drop-in candidates. It distinguishes electrically similar devices from fully validated replacements, helping engineers evaluate the STM32F072CBY7TR for USB, CAN, embedded-control, and compact embedded-system designs.
Alternativas directas para STM32F072CBY7TR — 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 STM32F072CBY7TR (mismo factor de forma y huella) — difiere en Flash Memory, Package, Product Type.
STM32F072CBY6TR
✅ Sustitución directa ⚠️ Especificaciones sin verificarConsulte el precio
Ver hoja de datos →STM32F072CBU6TR
✅ Sustitución directa ⚠️ Especificaciones sin verificarConsulte el precio
Ver hoja de datos →STM32F071CBY6TR
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
STM32F071CBY7TR
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
STM32F071CBU6TR
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
STM32F072CBY7TR Valores máximos y características eléctricas
| Product Type | 32-bit ARM Cortex-M0 microcontroller |
| Product Series | STM32F0 series |
| CPU Core | ARM Cortex-M0 |
| CPU Maximum Frequency | 48 MHz |
| Word Size | 32 bit |
| Flash Memory | 128 KB (128K x 8) |
| SRAM | 16 KB |
| USB Interface | USB |
| CAN Interface | CAN |
| Encapsulado | 49-WLCSP (3.28 mm x 3.11 mm) |
| Tipo de montaje | Surface Mount |
| Shipping Format | Tape & Reel |
Guía de configuración de pines de STM32F072CBY7TR 49-wlcsp (3.28 mm x 3.11 mm)
Configuración de pines para STM32F072CBY7TR (encapsulado 49-wlcsp (3.28 mm x 3.11 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 STM32F072CBY7TR.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
STM32F072CBY7TR es adecuado para 6 aplicacións: USB Connected Data Logger, CAN Connected Industrial Sensor, USB Accessory and Interface Controller, Compact Motor and Actuator Control, Connected Sensor Hub, Battery-Powered Field Module.
USB Connected Data Logger
The STM32F072CBY7TR fits a compact USB data logger because it combines a 48 MHz ARM Cortex-M0 core, 128 KB of Flash, 16 KB of SRAM, and USB in one 49-WLCSP device. The microcontroller can acquire sensor or system data, format records locally, and expose them through a direct USB connection without requiring a separate USB interface IC. Its 3.28 mm x 3.11 mm package also helps reduce the footprint of a probe, portable meter, or desktop adapter. The design should provide verified USB routing, compliant power behavior, stable clocking, and firmware that supports the required USB class. Because the supplied excerpts do not specify the exact USB electrical ratings, the complete STMicroelectronics datasheet must be reviewed before finalizing the PCB and connector interface.
Recomendado
CAN Connected Industrial Sensor
The STM32F072CBY7TR is suitable for a compact CAN-connected industrial sensor because its verified feature set includes CAN, a 48 MHz Cortex-M0 core, 128 KB of Flash, and 16 KB of RAM. A sensor node can sample measurements, apply filtering or calibration, and publish status frames over a CAN network while keeping the controller footprint compact. The 49-WLCSP package leaves board area for sensors, isolation, power conversion, and connectors in space-constrained equipment. Engineers should define CAN bit timing, termination, transceiver supply behavior, fault handling, and isolation requirements before layout. The MCU's integrated controller does not replace the physical CAN transceiver, so a suitable transceiver and appropriately engineered bus network remain mandatory.
Recomendado
USB Accessory and Interface Controller
The STM32F072CBY7TR can serve as the controller in a USB accessory where a small embedded interface is needed alongside basic product logic. Its 128 KB Flash capacity accommodates device firmware, descriptors, configuration data, and control code, while the 16 KB SRAM supports packet buffers and protocol state. USB connectivity can replace a discrete bridge in cost-sensitive accessories, and the 49-WLCSP package helps achieve a compact board. The principal design tradeoff is assembly yield: fine-pitch ball placement demands careful PCB construction and controlled solder-paste deposition. Firmware should implement USB enumeration, suspend and resume behavior, protection against malformed requests, and deterministic control of attached peripherals. Final electrical and protocol compliance must be established through the complete manufacturer documentation and product testing.
Recomendado
Compact Motor and Actuator Control
The STM32F072CBY7TR is appropriate for compact motor and actuator control where processing, communication, and board area must coexist. Its 48 MHz ARM Cortex-M0 core can execute control loops and service USB or CAN commands, while 128 KB of Flash and 16 KB of SRAM provide space for motion logic, fault handling, and communication buffers. The 49-WLCSP package can reduce controller size in gearboxes, valve controllers, and compact robotic actuators. The MCU should be paired with the appropriate gate driver, power stage, position sensing, and protection components rather than driving loads directly. Engineers must confirm timer outputs, encoder interfaces, ADC performance, operating limits, and thermal conditions from the official datasheet because those values were not included in the verified search excerpts.
Recomendado
Connected Sensor Hub
The STM32F072CBY7TR can consolidate several low-speed sensors in a compact connected hub because it combines USB or CAN communication with 128 KB of Flash and 16 KB of SRAM. The Cortex-M0 processor can collect digital or analog measurements, apply thresholds, maintain local status, and forward data over the selected communication interface. Its small 49-WLCSP footprint leaves room for power conversion and sensing circuitry, which is valuable in portable environmental monitors and industrial condition-monitoring nodes. Analog accuracy, ADC characteristics, reference quality, and GPIO interrupt capability must be checked in the complete datasheet. Board partitioning should isolate sensitive sensor paths from USB, CAN, and digital switching nodes, while firmware should include calibration storage, watchdog handling, and fault reporting for unattended operation.
Recomendado
Battery-Powered Field Module
The STM32F072CBY7TR can support a small battery-powered field module when USB or CAN provides a wired diagnostic path while the microcontroller performs local control. The 48 MHz Cortex-M0 core offers processing capacity for protocol handling and control logic, and the 128 KB Flash and 16 KB SRAM fit typical embedded workloads. The compact 3.28 mm x 3.11 mm WLCSP reduces board area, which can benefit portable instruments. Low-power design still requires review of sleep modes, operating voltage, USB suspend behavior, and peripheral leakage because these specifications were not provided in the verified excerpts. A production design should include low-current measurement, controlled rail switching, reverse-polarity and surge protection, and a battery-fuel gauge where applicable. USB and CAN transceivers must also be evaluated for standby consumption and bus-fault tolerance.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para STM32F072CBY7TR — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | STM32F072CBY6TR | STM32F072CBU6TR | STM32F071CBY6TR | STM32F071CBY7TR | STM32F071CBU6TR |
|---|---|---|---|---|---|---|
| Package | 49-WLCSP (3.28 mm x 3.11 mm) | 49-WLCSP (3.28 mm x 3.11 mm) | 49-WLCSP (3.28 mm x 3.11 mm) | 49-WLCSP | 49-WLCSP | 49-WLCSP |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| CPU Core | ARM Cortex-M0 | ARM Cortex-M0 | ARM Cortex-M0 | ARM Cortex-M0 | ARM Cortex-M0 | ARM Cortex-M0 |
| Maximum CPU Frequency | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Flash Memory | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB |
| SRAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
Diferenciadores clave
- Explicit USB integration (frente a STM32F071CBY6TR)
- Compact communication-capable package (frente a STM32F071CBU6TR)
- Higher memory density than the compared STM32F301 candidate (frente a STM32F301C8Y6TR)
Notas de diseño
Treat the 49-WLCSP footprint as a high-density assembly process. Place the device according to the official ST land pattern, define unsoldered mask openings and paste apertures using the package drawing, and validate them through first-article inspection. Fine-pitch WLCSP assemblies can suffer from insufficient solder volume, tombstoning, or bridging, so solder-paste viscosity, deposit weight, stencil thickness, and reflow profile should be controlled rather than adjusted informally. Differential USB routing, ground-plane continuity, and exposed thermal behavior must also be reviewed in the final PCB stack-up.
Keep USB and CAN interface traces short and reference a continuous ground plane. Route USB differential pairs with controlled geometry, minimize stubs and test-point discontinuities, and place any required AC termination close to the controller. CAN is a wired bus requiring an external transceiver and correct termination at the physical ends of the network; the MCU should not connect directly to a CAN bus. Separate noisy switching nodes and power-conversion components from sensitive measurement or communication circuitry, and provide local bypass capacitance using the values required by the complete datasheet and reference design.
Do not treat a matching package name as proof of a functionally identical MCU. The STM32F072CBY7TR is explicitly identified as a USB and CAN MCU, while the supplied STM32F071 comparison does not confirm those peripheral functions. Before substitution, compare the complete pin map, alternate-function muxing, clocks, timers, USB and CAN feature sets, bootloader behavior, flash organization, RAM, electrical limits, and temperature grade. A replacement also requires firmware, timing, ESD, brownout, and production-test validation; otherwise a physical fit can conceal a functional incompatibility.
The supplied evidence does not contain the STM32F072CBY7TR supply-voltage range, quiescent current, USB electrical limits, or CAN I/O ratings. Those values must be established from the manufacturer datasheet before selecting regulators, protection devices, or interface transceivers. Validate startup, brownout, sleep, USB suspend, and bus-fault behavior in hardware across voltage and temperature corners. Do not infer current consumption from the 48 MHz clock rate because peripheral activity, flash execution, and communication duty cycle determine the actual power budget.
Información de cumplimiento
The supplied distributor and manufacturer excerpts do not contain compliance declarations for this exact orderable MPN. No RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status was inferred.
