STM32F091CCU7 - 48MHz Cortex-M0 MCU | STMicroelectronics
MPN: STM32F091CCU7 ✓ פעילSTM32F091CCU7 סקירה
A microcontroller is a programmable semiconductor that integrates a CPU core, nonvolatile program memory, volatile data memory, and peripherals such as communications controllers, timers, analog converters, and digital I/O. Within the embedded-system hierarchy, the STM32F091 belongs to STMicroelectronics’ STM32F0 family of 32-bit ARM Cortex-M0 microcontrollers, combining low-complexity control with a broad peripheral set in a surface-mount package.
The principal features include a 48 MHz ARM Cortex-M0 RISC core, 256 KB of Flash, and 32 KB of SRAM with hardware parity-CRC capability. The integrated CAN controller supports CAN 2.0A and CAN 2.0B active specifications, including standard 11-bit and extended 29-bit identifiers, with bit rates up to 1 Mbit/s. Twelve timers support timing, PWM, motor-control, and input-capture tasks, while the ADC and DAC reduce the need for external analog components in measurement and signal-generation systems.
The STM32F091 architecture is suited to cost-conscious embedded platforms requiring deterministic peripheral access without a high-complexity processor. Its 32-bit Cortex-M0 instruction set supports efficient event handling and control loops, while integrated communication peripherals allow the device to operate as a local CAN controller. The 256 KB Flash capacity is suitable for firmware, configuration data, and application logic, while 32 KB of SRAM supports working state, stacks, buffers, and peripheral data structures.
Typical uses include industrial CAN nodes, motor and solenoid controllers, building automation equipment, sensor hubs, actuator interfaces, and compact consumer-control products. The CAN interface is particularly useful when the MCU must exchange cyclic or diagnostic data across a multi-node network. The ADC supports analog measurement, the DAC supports programmable analog output, and the timer bank enables precise timing relationships for motor-drive, lighting, and general-purpose control applications.
Board design should account for the dense 7 x 7 mm UFQFPN footprint, exposed-pad thermal requirements, and clean supply routing. Place input and output decoupling capacitors close to the relevant power pins, provide adequate high-frequency return paths beneath the device, and follow the manufacturer’s land-pattern and exposed-pad guidance. Firmware should be validated for startup sequencing, peripheral clock configuration, CAN termination, and analog-reference noise before production release.
This product page combines the manufacturer’s technical specification, package information, interface details, sourcing availability, and engineering guidance. It also organizes same-family drop-in candidates by memory and temperature options, helping designers evaluate PCB reuse while recognizing that firmware, qualification, and production validation remain necessary for each replacement decision.
חלופות תחליף ישיר עבור STM32F091CCU7 — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם STM32F091CCU7 (אותו גורם צורה וטביעת רגל) — שונים ב Flash Memory.
STM32F091CCU6
✅ Drop-In ⚠️ מפרטים לא מאומתיםצור קשר לקבלת מחיר
הצג גיליון נתונים ←STM32F091CBU6
✅ Drop-In ⚠️ מפרטים לא מאומתיםצור קשר לקבלת מחיר
הצג גיליון נתונים ←STM32F091C8U6
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
STM32F091C8U5
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
STM32F091CBU5
✅ Drop-In ⚠️ מפרטים לא מאומתים📋 חלופה להתייחסות (לא בקטלוג)
STM32F091CCU7 דירוגים מרביים ומאפיינים חשמליים
| Product Type | 32-bit ARM Cortex-M0 microcontroller |
| Maximum CPU Frequency | 48 MHz |
| CPU Architecture | ARM 32-bit Cortex-M0 RISC |
| Flash Memory | 256 KB |
| SRAM | 32 KB |
| SRAM Parity | Hardware parity CRC calculation |
| CAN Standard | CAN 2.0A and CAN 2.0B |
| Maximum CAN Bit Rate | 1 Mbit/s |
| CAN Frame Support | Standard 11-bit and extended 29-bit identifiers |
| Timer Count | 12 timers |
| Analog Peripherals | ADC and DAC |
| מארז | 48-pin UFQFPN, 7 x 7 mm |
| סוג הרכבה | Surface mount |
| Product Line | STM32F0 access line |
מדריך תצורת פינים של STM32F091CCU7 48-pin ufqfpn, 7 x 7 mm
תצורת פינים עבור STM32F091CCU7 (מארזת 48-pin ufqfpn, 7 x 7 mm). מעגל משולב דיגיטלי זה כולל GPIO, ממשקי תקשורת (UART, SPI, I2C) ופיני מתח. יש לעיין בגיליון הנתונים של היצרן לפונקציות פינים חלופיות ולאפשרויות תצורה. חיוני לתכנון מערכות משובצות ולפריסת PCB.
אין נתוני פריסת פינים מפורטים עבור STM32F091CCU7.
עיינו ב- גיליון נתונים עבור תצורת פינים מלאה.
יישומים טיפוסיים
STM32F091CCU7 מתאים עבור 6 יישוםs: Industrial CAN Control Node, BLDC Motor Controller, Building Automation Sensor Hub, Programmable Analog Control, Actuator and Solenoid Interface, Consumer Equipment Controller.
Industrial CAN Control Node
The STM32F091CCU7 fits an industrial CAN node because its integrated controller supports CAN 2.0A and 2.0B active specifications at rates up to 1 Mbit/s. Standard 11-bit and extended 29-bit identifiers allow the same firmware architecture to handle cyclic process data and diagnostic messages. The 48 MHz Cortex-M0 core manages protocol handling and local logic, while 256 KB of Flash provides room for application firmware, parameter tables, and update services. The 12 timers can organize periodic tasks, input capture, and timeout behavior without extensive external logic. Use a qualified CAN transceiver outside the MCU, apply the network’s termination scheme, and isolate high-energy transients from the controller.
מומלץ
BLDC Motor Controller
The STM32F091CCU7 is suitable for compact brushless-DC motor control where deterministic PWM generation, analog feedback, and network communications are required. Its 12 timers provide resources for complementary drive timing, hall-sensor capture, and PWM outputs, while the ADC can sample current and position or temperature inputs. The 48 MHz Cortex-M0 core executes current-control and commutation logic, and the DAC can support biasing or test-signal generation. A 256 KB Flash budget allows more elaborate control loops and diagnostics than lower-memory family members. Power-stage transistors, gate drivers, current sensing, and protective shutdown logic remain external; validate timing, fault handling, and thermal performance at the system level.
מומלץ
Building Automation Sensor Hub
The STM32F091CCU7 works as a building-automation sensor hub when multiple analog inputs must be sampled and local decisions must be made before network transmission. Its ADC provides the measurement interface, while the 12 timers support periodic sampling and debounce timing for connected sensors. The CAN controller enables efficient communication with equipment such as actuators, controllers, and energy meters using standard or extended identifiers. With 256 KB of Flash and 32 KB of SRAM, firmware can combine filtering, calibration, diagnostics, and protocol management without requiring a higher-complexity processor. Use the UART, USB, or CAN interface appropriate to the building network and ensure EMC isolation at externally accessible connectors.
מומלץ
Programmable Analog Control
The STM32F091CCU7 supports programmable analog-control applications because it combines an ADC, DAC, fast timers, and a 48 MHz Cortex-M0 core. The DAC can generate a controlled analog reference or excitation signal, while the ADC can close the loop by measuring the resulting response. This arrangement is useful for sensor conditioning, automated test equipment, waveform generation, and simple actuator control. Timers provide deterministic sampling intervals and PWM generation, and the available Flash supports calibration tables and control algorithms. Analog accuracy still depends on the reference source, external component tolerances, grounding, and noise filtering, so validate the complete signal chain rather than relying only on nominal converter resolution.
מומלץ
Actuator and Solenoid Interface
The STM32F091CCU7 can manage solenoid, valve, relay, and general actuator interfaces where precise timing and centralized diagnostics are valuable. Its timer bank supports PWM generation, output-compare events, and input capture, allowing firmware to coordinate pulse-width control and detect motion or current feedback. The ADC can monitor feedback signals, and CAN can report state or accept commands from a centralized controller. At 48 MHz, the Cortex-M0 core leaves processing headroom for debouncing, fault detection, and communication tasks beyond the basic actuator function. Use suitable transistor drivers and protection networks because the MCU pins are not intended to power loads directly, and validate shutdown behavior under stalled or short-circuit conditions.
מומלץ
Consumer Equipment Controller
The STM32F091CCU7 is suitable for compact consumer equipment requiring flexible control, local data processing, and multiple serial interfaces. Its 48 MHz Cortex-M0 core handles user-interface logic, product state, and communication tasks, while 256 KB of Flash supports application code, configuration, and upgrade-related routines. The ADC supports physical controls and sensor inputs, the DAC can generate analog test or control signals, and the CAN controller adds a robust option for higher-integrity internal networks. Designers should use the package’s exposed-pad layout effectively for heat dissipation and keep sensitive analog or communication routing away from switching nodes. Firmware should include production testing, brownout handling, and safe-state behavior for connected actuators.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור STM32F091CCU7 — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | STM32F091CCU6 | STM32F091CBU6 | STM32F091C8U6 | STM32F091C8U5 | STM32F091CBU5 |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 48-pin UFQFPN, 7 x 7 mm | 48-pin UFQFPN, 7 x 7 mm | 48-pin UFQFPN, 7 x 7 mm | 48-pin UFQFPN, 7 x 7 mm | 48-pin UFQFPN, 7 x 7 mm | 48-pin UFQFPN, 7 x 7 mm |
| CPU Core | 32-bit ARM Cortex-M0 | 32-bit ARM Cortex-M0 | 32-bit ARM Cortex-M0 | 32-bit ARM Cortex-M0 | 32-bit ARM Cortex-M0 | 32-bit ARM Cortex-M0 |
| Maximum CPU Frequency | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Flash Memory | 256 KB | 256 KB | 128 KB | 64 KB | 64 KB | 128 KB |
| SRAM | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| CAN Support | CAN 2.0A/B, up to 1 Mbit/s | CAN 2.0A/B, up to 1 Mbit/s | CAN 2.0A/B, up to 1 Mbit/s | CAN 2.0A/B, up to 1 Mbit/s | CAN 2.0A/B, up to 1 Mbit/s | CAN 2.0A/B, up to 1 Mbit/s |
| Timer Count | 12 timers | 12 timers | 12 timers | 12 timers | 12 timers | 12 timers |
| Analog Peripherals | ADC and DAC | ADC and DAC | ADC and DAC | ADC and DAC | ADC and DAC | ADC and DAC |
מבדילים עיקריים
- Largest Flash option among the listed same-package candidates (לעומתSTM32F091CBU6)
- Same-family alternative preserves memory while offering a different grade suffix (לעומתSTM32F091CCU6)
- Substantially larger program-memory budget than the compact C8 alternatives (לעומתSTM32F091C8U6)
הערות תכנון
Use the STM32F091CC package drawing to define the 48-pin UFQFPN land pattern, exposed-pad connection, solder-mask openings, and paste volumes. Place all decoupling capacitors adjacent to their associated supply pins with short, low-inductance connections. Keep the exposed-pad connection consistent with the manufacturer’s thermal and electrical guidance, and preserve copper continuity beneath the device for heat spreading.
Budget the regulator for the MCU’s worst-case active and peripheral current plus transient load from external interfaces. Follow the manufacturer’s recommended supply capacitor values and voltage limits, and route power and ground as compact distribution networks rather than sharing narrow paths with high-current outputs. Validate startup, brownout, and power-sequencing behavior across the complete supply range used in the finished product.
Keep analog inputs, the ADC/DAC reference path, and sensitive sensor connections away from CAN, switching-power, and high-current actuator routing. Use a continuous ground reference, minimize loop area around decoupling components, and observe the manufacturer’s guidance for analog and digital partitioning. If CAN is used, place the transceiver and protection network near the connector while keeping its return path separated from precision analog circuitry.
Do not treat pin compatibility as proof that an alternative MCU is functionally interchangeable. Before substituting a lower-flash or different-temperature-grade device, verify boot-loader size, linker placement, firmware size, peripheral assignments, watchdog behavior, supply limits, qualification, and package dimensions. Also confirm the exposed-pad and solderable-junction requirements of the 7 x 7 mm UFQFPN footprint.
מידע על תאימות
No explicit compliance declarations or qualification statements are present in the accessible manufacturer and distributor excerpts.