STM32F446RCT6 - 180MHz 256KB Cortex-M4 MCU | STMicro
MPN: STM32F446RCT6 ✓ פעילSTM32F446RCT6 סקירה
A microcontroller is a programmable semiconductor that combines a processor core, memory, and peripherals into one embedded-control device. The STM32F4 family belongs to the Arm Cortex-M4 microcontroller hierarchy, combining efficient interrupt-driven control with higher-performance floating-point and digital signal processing. STM32F446RCT6 is therefore positioned between simpler Cortex-M microcontrollers and higher-end Cortex-M7 devices for control, communications, and signal-processing workloads.
Its headline features include a 180 MHz maximum core frequency, 256 KB flash, 128 KB system SRAM, and an Arm Cortex-M4 core with floating-point unit and DSP instructions. The verified distributor description also identifies a 64-LQFP package and high-performance foundation positioning. These resources support moderate real-time workloads, local buffering, protocol handling, and control loops without relying on external flash or SRAM.
The STM32F446xC/E device family is designed for applications combining real-time control and connected embedded functionality. Its integrated processing performance supports faster control calculations than lower-frequency Cortex-M devices, while the DSP and FPU capabilities are useful for filtering, transforms, and numeric control algorithms. Exact peripheral configurations, voltage limits, timers, communication interfaces, and electrical ratings must be confirmed in the official STMicroelectronics product documentation before design release.
Typical uses include industrial automation, motor and motion control, communications equipment, audio and digital signal processing, test and measurement, and connected embedded products. A motor-control design benefits from the 180 MHz processing rate and DSP/FPU resources; an industrial controller can use local memory for protocols and state; and a communications gateway can offload parsing and real-time tasks from a higher-level processor. Firmware and peripheral selection must still match the exact pinout and electrical requirements.
Designers should begin with the STM32F446RC pinout and reference manual, then verify clocking, power, decoupling, reset, boot, and exposed-pin requirements against the selected PCB. Because only summary source data was supplied, detailed pin names, voltage ranges, current limits, and package thermal metrics are intentionally not guessed here. The page combines verified distributor specifications, sourcing links, and practical qualification guidance for engineering review.
חלופות תחליף ישיר עבור STM32F446RCT6 — 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 STM32F446RCT6 (אותו גורם צורה וטביעת רגל) — שונים ב Maximum Clock Frequency, ADC, Package, Core, Communication Interfaces.
STM32F411RCT6
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←STM32F401RCT6
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←STM32L496RGT6
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←STM32L4R5ZIT6
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←STM32F407VET6TR
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←STM32F446RCT6 דירוגים מרביים ומאפיינים חשמליים
| Core | Arm Cortex-M4 32-bit RISC |
| Maximum Core Frequency | 180 MHz |
| Architecture | 32-bit |
| Instruction Set Features | DSP and FPU |
| Flash Memory | 256 KB |
| System SRAM | 128 KB |
| Backup SRAM | 4 KB |
| מארז | 64-LQFP (10 x 10 mm) |
| מספר פינים | 64 pins |
| סוג הרכבה | Surface mount |
| Series | STM32F4 high-performance foundation line |
| Core Architecture | Arm Cortex-M4 |
| Product Type | Microcontroller IC |
מדריך תצורת פינים של STM32F446RCT6 64-lqfp (10 x 10 mm)
תצורת פינים עבור STM32F446RCT6 (מארזת 64-lqfp (10 x 10 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 STM32F446RCT6.
עיינו ב- גיליון נתונים עבור תצורת פינים מלאה.
יישומים טיפוסיים
STM32F446RCT6 מתאים עבור 6 יישוםs: Industrial Automation Controller, Motor Control and Motion Systems, Communications Gateway, Embedded Signal Processing, Test and Measurement Equipment, Connected Embedded Product.
Industrial Automation Controller
The STM32F446RCT6 fits industrial automation control because its verified 180 MHz Arm Cortex-M4 core provides processing headroom for real-time control loops, state machines, and communication handling. Its 256 KB flash and 128 KB SRAM also provide more local resource than many compact controllers. The MCU can sit beside sensors and actuators while executing control logic, diagnostics, and protocol tasks. Since detailed timer, ADC, and I/O specifications were not supplied, validate the exact peripheral mix and timing against the STM32F446RC documentation before assigning channels.
מומלץ
Motor Control and Motion Systems
The STM32F446RCT6 is a practical candidate for motor-control and motion-control tasks because its 180 MHz Cortex-M4 core includes DSP and FPU capabilities, while 128 KB of system SRAM supports control data and buffers. Fast execution can improve responsiveness for position, velocity, or current-control loops, provided the required timers, PWM outputs, ADCs, and fault protections are confirmed. The exact pin assignments and peripheral ratings must be checked against the official STM32F446RC documentation before connecting power stages or safety-critical feedback.
מומלץ
Communications Gateway
The STM32F446RCT6 can support a communications gateway or protocol concentrator when a design needs more computation and memory than a basic microcontroller. Its 180 MHz Cortex-M4 performance is useful for packet parsing, framing, buffering, and deterministic service tasks, while 256 KB flash and 128 KB SRAM help hold firmware and working data locally. The verified data does not enumerate UART, SPI, I2C, USB, Ethernet, or CAN resources, so the exact communication interfaces must be selected from the official STM32F446RC documentation and then paired with the appropriate physical-layer transceivers.
מומלץ
Embedded Signal Processing
The STM32F446RCT6 is suited to embedded signal-processing work where a control MCU must combine sampling, filtering, and numeric computation. Its verified DSP and FPU support, 180 MHz maximum frequency, 256 KB flash, and 128 KB system SRAM provide a meaningful hardware base for filters, transforms, and control algorithms. Performance still depends on clock configuration, memory layout, algorithm implementation, and available peripherals. Engineers should benchmark representative workloads and confirm ADC, timer, and DMA requirements from the official device documentation.
מומלץ
Test and Measurement Equipment
The STM32F446RCT6 can serve as the control processor in test and measurement equipment because its Cortex-M4 core provides real-time sequencing and calculation while the local flash and SRAM reduce external memory requirements. A designer could use it for instrument control, data acquisition coordination, calibration logic, and communications with a host or measurement frontend. The supplied evidence does not confirm the exact ADC architecture, USB, Ethernet, or timing peripherals, so those functions must be verified before selecting it for a precision instrument. Firmware should be tested against the actual board and clock tree.
מומלץ
Connected Embedded Product
The STM32F446RCT6 is suitable for connected embedded products that need a capable MCU close to sensors, actuators, or local communications circuitry. Its 180 MHz processing rate supports protocol parsing, control logic, and application tasks, while 256 KB flash and 128 KB SRAM provide room for a more capable firmware image than a small baseline device. Power, clock, boot, and peripheral assignments remain device-specific and were not included in the verified search data. Validate the reference design, supply rails, decoupling, and software abstraction before production release.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור STM32F446RCT6 — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | STM32F411RCT6 | STM32F401RCT6 | STM32L496RGT6 | STM32L4R5ZIT6 | STM32F407VET6TR |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
מבדילים עיקריים
- Higher verified maximum core frequency (לעומתSTM32F411RCT6)
- Verified DSP and FPU positioning (לעומתSTM32F401RCT6)
- Memory configuration suitable for embedded signal processing (לעומתSTM32L496RGT6)
- Manufacturer family ecosystem (לעומתSTM32L4R5ZIT6)
הערות תכנון
Begin the power design with the exact STM32F446RC electrical requirements rather than generic STM32F4 assumptions. The supplied data confirms a 180 MHz Cortex-M4 device but does not provide supply voltage, absolute maximum ratings, current limits, or internal regulator requirements. Verify the permitted regulator topology, decoupling values, power-up sequencing, and debug-interface power behavior in the official datasheet. This is especially important at 180 MHz because clock and I/O activity can affect supply-noise and thermal margins.
Use the official STM32F446RC 64-LQFP package drawing to create the footprint and land pattern. Keep power and ground connections short, route sensitive clock and debug signals deliberately, and place required bypass capacitors according to the reference design. The verified distributor result confirms the 64-LQFP 10 x 10 mm package, but it does not provide the pin names or exposed-pad arrangement. Do not rely on a generic 64-pin LQFP footprint without checking mechanical drawings, pin numbering, solder mask, and assembly tolerances.
Do not treat package and flash-size similarity as proof of drop-in compatibility. STM32F411RCT6 and STM32F401RCT6 appear in comparison results, but the supplied data does not verify their complete pin functions, peripheral maps, voltage limits, clock behavior, or firmware compatibility. Before any substitution, compare every power, ground, reset, boot, SWD/JTAG, crystal, communication, and I/O signal against the STM32F446RCT6 documentation, then retest timing and peripherals.
Plan firmware and memory layout for the verified 180 MHz, 256 KB flash, 128 KB system SRAM, and 4 KB backup SRAM configuration. Keep real-time interrupt handlers and time-critical DMA paths deterministic, and avoid assuming that a higher-frequency core automatically improves every workload. Benchmark the actual control, signal-processing, or communication algorithms under the intended clock tree and peripheral load. Confirm the STM32F446RC memory map and peripheral availability before final linker and driver configuration.
Thermal design must be based on the device's verified operating conditions and package data. The supplied search data does not state ambient temperature limits, junction-temperature limits, RThetaJA, or maximum power dissipation, so those values must not be inferred. Use the official package and electrical documentation, estimate worst-case dissipation from the actual clock and I/O activity, and validate the assembled board in its enclosure with the intended switching and peripheral loading.
מידע על תאימות
The verified sources identify STMicroelectronics and the STM32F446RC family but do not provide explicit current RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. These values remain unknown rather than inferred.
