STM32F042C6U6 - 48MHz, 32KB Flash Cortex-M0 MCU | ST
N.º de pieza: STM32F042C6U6 ✗ Fin de vida| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $2.8088 | $2,81 |
| 10 | $2.8088 | $28,09 |
| 100 | $2.8088 | $280,88 |
| 500 | $2.8088 | $1.404,40 |
| 1.000 | $2.8088 | $2.808,80 |
STM32F042C6U6 Descripción general
A microcontroller is a semiconductor that integrates a processor core, program memory, data memory, and peripherals such as timers, serial interfaces, analog converters, and communication controllers. The STM32F042C6U6 belongs to the STM32F0 family, where the Cortex-M0 core sits at the lowest-complexity level of the ARM Cortex-M portfolio. This hierarchy makes the device appropriate for control-oriented products that need broad peripheral support without requiring a higher-performance application processor.
Key verified features include a 48 MHz maximum operating frequency, 32 KB Flash, a 32-bit ARM Cortex-M0 core, and crystal-less USB full-speed support identified in the available datasheet preview. Distributor listings also identify USB and CAN functionality. The 48-UFQFPN package measures 7 x 7 mm and includes an exposed pad according to the supplied component listings, supporting compact layouts while providing a dedicated thermal and grounding connection area subject to the manufacturer's layout guidance.
The STM32F0 architecture supports embedded firmware development around standard serial interfaces, analog measurement, timing, and USB communication. At 48 MHz, the MCU provides more timing margin for protocol handling, control loops, and peripheral coordination than lower-frequency STM32F0 devices. Because the verified data does not state SRAM size, ADC resolution, timer channels, or exact USB electrical limits, those values should be confirmed in the official STM32F042x4/x6 documentation before final design signoff.
Typical uses include USB-to-serial or configuration accessories, low-cost CAN-connected nodes, industrial sensor controllers, compact motor-control auxiliaries, and USB-powered embedded products. The MCU is especially attractive when designers want STM32 tooling and firmware portability while retaining a compact UFQFPN footprint. Firmware, boot configuration, clocking, low-power behavior, and peripheral pin multiplexing must be selected from the manufacturer's device documentation rather than inferred from distributor summaries.
For PCB implementation, follow the official UFQFPN land pattern and exposed-pad recommendations exactly. Place decoupling capacitors close to each applicable supply pin, route high-speed USB signals as a controlled differential pair, and preserve the manufacturer's thermal-pad copper and via guidance. Confirm oscillator, reset, boot, and USB requirements for the selected board configuration. This page synthesizes the verified distributor inventory, package information, architecture, and engineering considerations into a compact design reference.
This product data is limited to facts present in the supplied verified web results and deliberately identifies unverified parameters instead of guessing. Lifecycle, electrical limits, pin names, memory-map details, and absolute maximum ratings require confirmation from STMicroelectronics before production release.
Alternativas directas para STM32F042C6U6 — 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 STM32F042C6U6 (mismo factor de forma y huella) — difiere en Core, Package, Pin Count, Architecture, Communication Interfaces.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
STM32F072C6U6
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
STM32F030C6U6
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
STM32F072C8T6TR
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$4.6378 / unidad
Ver hoja de datos →STM32F030C8T6TR
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$0.98 / unidad
Ver hoja de datos →STM32F072RBT6TR
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$2.05 / unidad
Ver hoja de datos →STM32F042C6U6 Valores máximos y características eléctricas
| Core | ARM Cortex-M0, 32-bit RISC |
| Maximum CPU Frequency | 48 MHz |
| Program Memory | 32 KB Flash (32K x 8) |
| Architecture | STM32F0 series, STM32F04 family |
| Encapsulado | 48-UFQFPN, 7 x 7 mm |
| Recuento de pines | 48 pins |
| Tipo de montaje | Surface mount |
| USB Support | USB full-speed 2.0, crystal-less support identified in datasheet preview |
| CAN Support | CAN interface identified in distributor listing |
| Timer Count | 9 timers identified in datasheet preview |
| ADC Support | ADC identified in datasheet preview |
| Communication Interfaces | Communication interfaces identified in datasheet preview |
| Operating Voltage | 3.3 V application class identified by distributor listing |
| Exposed Pad | Exposed pad indicated by distributor listing |
Guía de configuración de pines de STM32F042C6U6 48-ufqfpn, 7 x 7 mm
Configuración de pines para STM32F042C6U6 (encapsulado 48-ufqfpn, 7 x 7 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 STM32F042C6U6.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
STM32F042C6U6 es adecuado para 8 aplicacións: USB Configuration and Control Accessories, CAN-Connected Industrial Sensor Nodes, USB-Powered Consumer Devices, Compact Data-Acquisition Modules, Embedded Motor and Actuator Control, USB-to-CAN Embedded Gateways, Battery-Powered Field Sensor Nodes, Instrumentation and Test-Control Front Ends.
USB Configuration and Control Accessories
The STM32F042C6U6 fits compact USB control accessories because the verified family information identifies crystal-less USB full-speed 2.0 support and a 48 MHz Cortex-M0 core. A designer can use the MCU for enumeration, configuration, status reporting, and protocol translation while retaining a compact 48-UFQFPN footprint. The 32 KB Flash provides space for a focused application, although the final firmware size must be checked against bootloader and option-byte requirements. USB line routing, connector protection, power supervision, and device-specific electrical limits remain design responsibilities.
Recomendado
CAN-Connected Industrial Sensor Nodes
STM32F042C6U6 is appropriate for compact industrial sensor nodes when the design needs a 48 MHz control processor together with CAN and general communication peripherals. The verified Mouser result identifies CAN capability, while the family preview identifies communication interfaces and timers. The MCU can coordinate sensor acquisition, filtering, local control, and CAN message handling in a small embedded platform. Designers must verify transceiver requirements, bus termination, protection, isolation, and the exact CAN timing and electrical specifications in the official documentation.
Recomendado
USB-Powered Consumer Devices
The STM32F042C6U6 can serve as the control MCU in USB-powered consumer devices that combine digital I/O, timing, and communication functions. Its verified 48 MHz ARM Cortex-M0 core provides more control-loop and protocol headroom than lower-frequency general-purpose devices, while 32 KB Flash is suitable for focused firmware when memory use is carefully planned. The compact 7 x 7 mm UFQFPN package supports dense products. Power budgeting, USB current limits, brownout behavior, ESD protection, and exposed-pad thermal design must be confirmed during schematic and PCB review.
Recomendado
Compact Data-Acquisition Modules
STM32F042C6U6 is suitable for compact data-acquisition modules where local control, timing, and serial data transfer must be integrated without a large processor package. The verified family data identifies an ADC, timers, communication interfaces, and a 48 MHz core, enabling sensor conditioning, sampling coordination, and packet formatting in a small embedded design. The exact ADC resolution, sample rate, input count, and memory resources are not present in the supplied verified data and must be obtained from the official datasheet before selecting the MCU for a precision measurement application.
Recomendado
Embedded Motor and Actuator Control
STM32F042C6U6 can be evaluated for small actuator and motor-control subsystems where timers, communication interfaces, and a 48 MHz control core are useful. The device can coordinate command parsing, sensor inputs, timing functions, and actuator sequencing in a compact embedded controller. It is not verified here as a dedicated motor-driver IC, so external gate drivers, transistor stages, current sensing, protection, and safety margins must be added as required. Confirm timer channels, PWM resolution, ADC performance, and thermal limits from the official device documentation.
Recomendado
USB-to-CAN Embedded Gateways
STM32F042C6U6 is a logical candidate for small USB-to-CAN gateways because the verified product results identify USB and CAN features within a 48 MHz Cortex-M0 MCU. A gateway implementation can use USB for host configuration or data exchange and CAN for downstream industrial communication. The 32 KB Flash limit requires disciplined firmware sizing, especially when protocol translation, diagnostics, and boot functionality are included. Use a protected CAN transceiver, verify USB electrical implementation, define bus fault behavior, and validate timing under worst-case bus load before deployment.
Recomendado
Battery-Powered Field Sensor Nodes
STM32F042C6U6 can support battery-powered field sensor nodes when the application needs local processing and multiple communication options in a small package. The verified 48 MHz core can handle sampling coordination, local filtering, and protocol tasks, while USB or CAN connectivity can simplify service and commissioning. The supplied data does not state sleep currents, SRAM, ADC characteristics, or regulator integration, so battery-life claims cannot be made from this record. Power-gating, low-power modes, wake sources, and analog-front-end design must be evaluated from official data.
Recomendado
Instrumentation and Test-Control Front Ends
STM32F042C6U6 may fit compact instrumentation front ends that need deterministic control, USB communication, and configurable I/O. The 48 MHz Cortex-M0 core can manage front-panel state, calibration tables, communication commands, and timing functions, while the 32 KB Flash footprint favors a focused embedded application. The verified data does not specify precision analog performance, so this use case should remain digital-control oriented rather than being presented as a replacement for a dedicated high-resolution analog front end. Confirm ADC accuracy, timer resolution, and interface electrical limits in the official documentation.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para STM32F042C6U6 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | STM32F072C6U6 | STM32F030C6U6 | STM32F072C8T6TR | STM32F030C8T6TR | STM32F072RBT6TR |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
Diferenciadores clave
- Verified 48 MHz Cortex-M0 performance positioning (frente a STM32F030C6U6)
- USB and CAN capability identified for the target (frente a STM32F030C6U6)
- Compact 48-UFQFPN 7 x 7 mm package (frente a STM32F072C6U6)
Notas de diseño
Use the official STM32F042C6 UFQFPN land pattern and exposed-pad drawing for the PCB footprint. Confirm pin 1 orientation, pad dimensions, solder-mask clearance, and thermal-pad via recommendations against the manufacturer package drawing. The verified distributor data identifies a 48-UFQFPN 7 x 7 mm package with an exposed pad, but it does not provide the mechanical drawing, so do not derive the footprint from the distributor image or package name alone.
Place the required local decoupling capacitors as close as practical to the corresponding STM32 power pins and keep the return path short. The supplied data identifies 3.3 V as the application class but does not provide complete supply-voltage tolerances, current limits, or power-consumption figures. Review the official electrical characteristics, regulator startup behavior, and exposed-pad current path before selecting the system power architecture.
If the design uses USB, route the differential data pair as a controlled impedance pair with continuous reference-plane return and minimized stubs. Keep USB protection and connector placement consistent with the selected USB device mode. The verified sources identify crystal-less USB full-speed support, but they do not provide the complete USB electrical table or recommended layout, so validate the implementation against the official STM32 hardware guidelines.
Treat the exposed pad as both an electrical connection and a thermal path. Use the manufacturer’s recommended pad copper and via arrangement, and estimate junction temperature from the actual supply voltage, I/O loading, switching activity, ambient temperature, and PCB copper. Since the verified data does not provide thermal resistance, absolute maximum ratings, or power dissipation, no numerical thermal estimate is made here. Validate the final board in ambient and worst-case operating conditions.
Do not substitute an STM32F0-family candidate solely because the core or package name appears similar. STM32F072C6U6 and STM32F030C6U6 are mentioned in the cross-reference results, but the supplied data does not prove identical pin multiplexing, USB behavior, CAN availability, memory, or electrical limits. Compare the official datasheets, memory map, clock tree, bootloader behavior, and exposed-pad footprint before approving a replacement.
Información de cumplimiento
The supplied verified web data does not include explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. No compliance status is inferred from the distributor listings.
