STMicroelectronics

STM32F446ZCT6 - 180MHz Cortex-M4 MCU | STMicroelectronics

Артикул: STM32F446ZCT6 ✓ Активен
В наличии Отправка в течение 1–3 рабочих дней
144-LQFP Package 180 MHz Speed 256 KB Memory
От $1.0237 USD / шт.
MOQ: 1 |
Цена обновлена: 2026-10-22
Оптовые цены
Кол-во Цена за ед. Итого
1 $1.0237 $1,02
10 $1.0237 $10,24
100 $1.0237 $102,37
500 $1.0237 $511,85
1.000 $1.0237 $1.023,70
ℹ️ Все цены указаны в USD

STM32F446ZCT6 Обзор

STMicroelectronics STM32F446ZCT6 is a high-performance 32-bit Arm Cortex-M4 microcontroller operating up to 180 MHz, with 256 KB of Flash memory and 256K x 8 organization, in a 144-LQFP 20 x 20 mm package. The device combines DSP and floating-point processing capabilities with extensive embedded peripherals for connected industrial, communications, audio, and control systems. Its 144-pin package provides substantial I/O capacity for external memory, display, audio, networking, and industrial interfaces.

A microcontroller is a programmable integrated circuit that combines a processor core, memory, peripherals, and I/O in one device. The STM32F446 belongs to the STM32F4 high-performance family: STM32F4 microcontroller -> Arm Cortex-M4 MCU -> 32-bit RISC microcontroller -> embedded semiconductor. This hierarchy explains why the part can execute control logic and digital signal-processing workloads without requiring a separate processor for many embedded applications.

The verified product listing identifies a 32-bit Arm Cortex-M4 core, a maximum operating frequency of 180 MHz, and 256 KB of Flash memory. The STM32 family documentation additionally identifies DSP and FPU support and a broad peripheral ecosystem, including dual Quad SPI, SDRAM, and audio interfaces for the STM32F446 family. These features make the MCU suitable for applications requiring real-time control combined with higher-volume data movement or signal processing.

The STM32F446ZCT6 is packaged in a 144-LQFP package measuring 20 x 20 mm. The large leaded package exposes substantially more signal connections than smaller 48-pin or 64-pin MCUs, supporting parallel LCD, external memory, communications, and multiple peripheral functions. Exact pin names, voltage limits, memory details, and electrical timing values must be confirmed against the manufacturer datasheet before layout or firmware deployment.

Typical applications include industrial automation controllers, networked embedded gateways, audio processing systems, motor and motion control, communications equipment, and human-machine-interface controllers. The 180 MHz Cortex-M4 core and DSP/FPU capability are useful when the firmware must process control loops, communication buffers, or sampled data in real time.

Designers should confirm the complete package pinout, power requirements, clock configuration, decoupling network, and peripheral multiplexing in the STM32F446 datasheet. A 144-LQFP footprint requires careful fanout and routing planning; unused pins, supply pins, ground returns, and high-speed signals should be handled according to the manufacturer recommendations.

This product record combines verified distributor and manufacturer information with package classification, procurement context, and design-oriented guidance. It distinguishes confirmed facts from specifications requiring datasheet confirmation and provides a practical framework for comparing the MCU with alternatives.

Аналоги без доработки для STM32F446ZCT6 — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Варианты в этой серии

Модели той же серии, совместимые без доработки с STM32F446ZCT6 (тот же форм-фактор и посадочное место) — отличается по Package, Core, SRAM, Operating Temperature, ADC.

STMicroelectronics
Package: LQFP-100
Core: ARM Cortex-M4F with FPU
SRAM: 192 KB
Сравнить с STM32F446ZCT6 →
STMicroelectronics
Package: LQFP-100 (14x14 mm)
Core: ARM 32-bit Cortex-M4 with FPU
SRAM: 192 KB + 4 KB backup SRAM
Сравнить с STM32F446ZCT6 →
STMicroelectronics
Package: LQFP-144 (20x20 mm)
Core: ARM 32-bit Cortex-M4 with FPU
SRAM: 192 KB (+4 KB backup SRAM)
Сравнить с STM32F446ZCT6 →
STMicroelectronics
Package: LQFP-100 (14 x 14 mm)
Core: ARM Cortex-M4 with FPU and DSP instructions
SRAM: 192 KB (including 4 KB backup SRAM)
Сравнить с STM32F446ZCT6 →

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

STM32F446ZCT6TR

✅ Прямая замена
📦 144-LQFP (20x20)
Same STM32F446ZCT6 device and 144-LQFP package; suffix and distributor ordering presentation differ, with no verified functional difference supplied

📋 Справочный аналог (нет в каталоге)

STM32F405VGT6TR

✅ Прямая замена ⚠️ Характеристики не проверены
STMicroelectronics
📦 LQFP
ARM Cortex-M4F with FPU · 168 MHz · 1 MB · 192 KB · 1.8 V to 3.6 V · -40°C to +85°C · LQFP-100 · 82

✓ В наличии

$8.1 / шт.

Открыть даташит →

STM32F407ZGT6TR

✅ Прямая замена ⚠️ Характеристики не проверены
STMicroelectronics
📦 LQFP
ARM 32-bit Cortex-M4 with FPU · 168 MHz · 210 DMIPS (1.25 DMIPS/MHz) · 1 MB · 192 KB (+4 KB backup SRAM) · 1.8 V to 3.6 V · -40C to +85C · 3x 12-bit, 24 channels

✓ В наличии

$5.25 / шт.

Открыть даташит →

STM32F429VGT6

✅ Прямая замена ⚠️ Характеристики не проверены
STMicroelectronics
📦 LQFP
ARM Cortex-M4 with FPU and DSP instructions · 180 MHz · 225 DMIPS (1.25 DMIPS/MHz, Dhrystone 2.1) · 1 MB · 192 KB (including 4 KB backup SRAM) · 1.8 V to 3.6 V · LQFP-100 (14 x 14 mm) · Surface Mount

✓ В наличии

$10.85 / шт.

Открыть даташит →

STM32F407VGT6TR

✅ Прямая замена ⚠️ Характеристики не проверены
STMicroelectronics
📦 LQFP
ARM 32-bit Cortex-M4 with FPU · 168 MHz · 210 DMIPS / 1.25 DMIPS/MHz · 1 MB · 192 KB + 4 KB backup SRAM · 1.8 V to 3.6 V · 1.2 V · 17 (12 general-purpose, 2 advanced-control)

✓ В наличии

$7.55 / шт.

Открыть даташит →

STM32F446ZCT6 Максимальные параметры и электрические характеристики

Product Type 32-bit Arm Cortex-M4 microcontroller
Core Arm Cortex-M4
Maximum Frequency 180 MHz
Flash Memory 256 KB
Flash Organization 256K x 8
Architecture 32-bit RISC
DSP Support Supported
FPU Support Supported
Корпус 144-LQFP
Package Dimensions 20 x 20 mm
Число выводов 144 pins
Manufacturer Product Family STM32F4 high-performance family
Quad SPI Dual Quad SPI interfaces
SDRAM Interface Supported
Audio Interface Supported
Development Ecosystem STM32 development tools and embedded software support

Руководство по цоколевке STM32F446ZCT6 в корпусе 20 x 20 mm

Цоколевка для STM32F446ZCT6 (корпус 20 x 20 mm). Эта цифровая ИС включает выводы GPIO, интерфейсы связи (UART, SPI, I2C) и выводы питания. Обратитесь к техническому описанию производителя для альтернативных функций выводов и вариантов конфигурации. Необходимо для проектирования встраиваемых систем и трассировки печатных плат.

Схема цоколевки корпуса 20 x 20 mm для STM32F446ZCT6

Нет подробных данных о распиновке для STM32F446ZCT6.

Обратитесь к даташиту для полной конфигурации выводов.

Типичное применение

STM32F446ZCT6 подходит для 6 применениеs: Industrial Automation Controller, Industrial Communication Gateway, Digital Audio Processing, Motor and Motion Control, Human-Machine Interface and Display Controller, Data Acquisition and Signal Conditioning.

🏭

Industrial Automation Controller

The STM32F446ZCT6 fits industrial automation controllers that combine real-time I/O handling with higher-level signal processing. Its 180 MHz Arm Cortex-M4 core provides computational headroom for state machines, communication protocols, and control loops, while the 144-LQFP package exposes a broad pin count for sensors, actuators, encoders, and field-bus transceivers. DSP and FPU support can accelerate filtering or control calculations without requiring a separate processor. The exact peripheral mix, voltage levels, isolation requirements, and environmental qualification should be verified against the device datasheet and system standards.

🌐

Industrial Communication Gateway

Use the STM32F446ZCT6 in a gateway that translates between local sensors, actuators, and higher-level serial or network links. The 180 MHz Cortex-M4 core can service protocol stacks and buffering tasks, while the large 144-LQFP package offers more signal access than a small microcontroller package. The family’s documented SDRAM and dual Quad SPI support can benefit designs requiring external data storage or high-speed peripheral expansion. Validate pin multiplexing, transceiver levels, clocking, and timing margins in the official documentation.

🎧

Digital Audio Processing

The STM32F446ZCT6 is suitable for audio-oriented embedded products because its Cortex-M4 core includes DSP and FPU capability and operates up to 180 MHz. These resources can support real-time filtering, mixing, decoding, and control tasks. STMicroelectronics identifies audio interfaces in the STM32F446 family, while the 144-LQFP package provides access to multiple external codec, memory, and control signals. The design must still confirm supported audio interfaces, sample-rate limits, DMA behavior, clock sources, and pin assignments.

⚡

Motor and Motion Control

The STM32F446ZCT6 can serve as the control processor in a motor-control or motion-control subsystem where real-time computation and numerous I/O signals are required. The 180 MHz Cortex-M4 core, DSP support, and FPU support are useful for current-loop calculations, transformations, filtering, and fault handling. Its 144-LQFP package allows connection to encoder inputs, gate drivers, current sensing, protection signals, and communications. Power-stage design, isolation, timing, and safety functions must be independently engineered and verified.

📺

Human-Machine Interface and Display Controller

The STM32F446ZCT6 is appropriate for human-machine interface controllers that combine display updates, keypad input, status control, and communications. The 144-LQFP package provides more available pins for parallel display interfaces, touch or button inputs, and external memory. Its 180 MHz core can manage display refresh, UI state, and protocol handling while DSP and FPU support assist with graphical or signal-related operations. Display timing, pin multiplexing, memory requirements, and electrical interface standards must be confirmed from the official STM32F446 documentation.

🔧

Data Acquisition and Signal Conditioning

The STM32F446ZCT6 can coordinate data-acquisition systems that sample sensors and perform digital filtering or analysis. Its 180 MHz Cortex-M4 core and DSP/FPU support help handle fixed-point and floating-point workloads, while the large package exposes ADC, timer, communication, and control pins. The STM32F446 family documentation identifies SDRAM support, which can help when local buffering is needed, although the supplied data does not confirm exact RAM, ADC, or DMA specifications for this exact orderable device. Verify those parameters before architecture sign-off.

Сводка рекомендуемых товаров

STM32F405VGT6TR STMicroelectronics Используется в: Industrial Automation Controller SN75176BD Texas Instruments Используется в: Industrial Automation Controller MAX3245ECAI+ Analog Devices Используется в: Industrial Automation Controller, Industrial Communication Gateway W5100 WIZnet Используется в: Industrial Communication Gateway KSZ8001LI Microchip Technology Используется в: Industrial Communication Gateway PCM5102APWR Texas Instruments Используется в: Digital Audio Processing PCM1808PWR Texas Instruments Используется в: Digital Audio Processing AK4113VF Asahi Kasei Microsystems Используется в: Digital Audio Processing DRV Motor-driver function category; exact companion MPN requires design verification Используется в: Motor and Motion Control MAX16127 Automotive power-management companion Используется в: Motor and Motion Control A3P250-FGG144 Microchip Technology Используется в: Human-Machine Interface and Display Controller PCF8563T/5 NXP Semiconductors Используется в: Human-Machine Interface and Display Controller ADS8320E/2K5 Texas Instruments Используется в: Data Acquisition and Signal Conditioning AD7768-1BCPZ Analog Devices Используется в: Data Acquisition and Signal Conditioning MAX9936UAEE+ Sensor signal-conditioning companion Используется в: Data Acquisition and Signal Conditioning
What is the STM32F446ZCT6?
The STM32F446ZCT6 is an STMicroelectronics 32-bit Arm Cortex-M4 microcontroller rated up to 180 MHz. According to the verified DigiKey product result, it contains 256 KB of Flash memory organized as 256K x 8 and is packaged in a 144-LQFP package measuring 20 x 20 mm. It is intended for embedded control, communications, signal-processing, and connected industrial systems.
What is the operating frequency of the STM32F446ZCT6?
The STM32F446ZCT6 operates up to 180 MHz. The verified DigiKey listing states that the device is a 32-bit Cortex-M4 microcontroller with a 180 MHz frequency, while the STMicroelectronics STM32F446 family page confirms that STM32F446xC/E devices use the Cortex-M4 core operating up to 180 MHz. Clock configuration and power conditions still require confirmation from the device datasheet.
How much Flash memory does the STM32F446ZCT6 have?
The STM32F446ZCT6 has 256 KB of Flash memory, identified by the verified DigiKey result as 256K x 8. This memory is intended for firmware, boot code, application code, and data constants. The verified data does not specify RAM size, so the available SRAM configuration must be checked in the manufacturer datasheet before finalizing memory budgets.
What package does the STM32F446ZCT6 use?
The STM32F446ZCT6 uses a 144-LQFP package with dimensions of 20 x 20 mm. The manufacturer product family page and the verified DigiKey listing identify the high-pin-count LQFP package, which provides access to many GPIO and peripheral signals. The package drawing and complete pin names should be taken from the manufacturer datasheet rather than inferred from a distributor description.
Does the STM32F446ZCT6 support DSP and floating-point processing?
Yes. STMicroelectronics describes the STM32F446 family as an Arm Cortex-M4 high-performance line with DSP and FPU capability. The verified manufacturer results specifically identify DSP and FPU support for the STM32F446 family. These features make the device suitable for real-time filtering, audio processing, control algorithms, and other workloads that benefit from efficient arithmetic operations.
Where can I download the STM32F446ZCT6 datasheet?
The manufacturer STM32F446 product page is the appropriate starting point for the STM32F446ZCT6 datasheet and technical documentation: https://www.st.com/en/microcontrollers-microprocessors/stm32f446.html. The verified search data also lists a datasheet landing page at https://www.datasheets.com/stmicroelectronics/stm32f446zct6. For design sign-off, use the current STMicroelectronics datasheet and package drawing rather than relying only on distributor snippets.
Where can I find the STM32F446ZCT6 pinout?
The STM32F446ZCT6 pinout should be obtained from the current STMicroelectronics STM32F446 datasheet and its 144-LQFP package drawing. The verified distributor listing confirms a 144-LQFP 20 x 20 mm package, but it does not provide a complete numbered pin table. Pin multiplexing, supply pins, ground pins, debug functions, and alternate peripheral assignments must therefore be verified from the official documentation.
Where can I buy STM32F446ZCT6 online?
The verified listing for STM32F446ZCT6 is available through DigiKey at https://www.digikey.com/en/products/detail/stmicroelectronics/STM32F446ZCT6/5268312. Mouser also lists the part, and LCSC reports an in-stock component with a starting price of $1.0237 as of the verified data date, 2026-10-22. Confirm current price, stock, authorized status, and lead time before placing an order.
What is the price of STM32F446ZCT6?
The verified LCSC result reports a starting price of $1.0237 for STM32F446ZCT6, as of the retrieved data date 2026-10-22. The supplied tier data uses the same verified unit price across quantities, but current distributor pricing can change with inventory, volume, and market conditions. Treat $1.0237 as the verified reference price rather than a guaranteed quotation.
What is the lead time for STM32F446ZCT6?
A reliable lead-time figure for STM32F446ZCT6 is not present in the supplied verified data. The DigiKey result states that the part can be bought and shipped today, while LCSC reports an in-stock component, but these statements do not provide a guaranteed factory or distributor lead time. Request a quotation and confirm the delivery schedule with the selected authorized supplier.
Is STM32F446ZCT6 in stock?
The verified LCSC result identifies STM32F446ZCT6 as in stock and reports a starting price of $1.0237. DigiKey also presents the part with a buy-now and ships-today message. Stock levels are time-sensitive, so confirm quantity, date, and authorized-distributor status before relying on either listing for a production build.
Is the STM32F446ZCT6 suitable for industrial control systems?
The STM32F446ZCT6 is suitable for many industrial control systems because it combines a 180 MHz Cortex-M4 core, DSP and FPU support, extensive I/O through its 144-LQFP package, and STM32 family peripherals. The STMicroelectronics family materials identify SDRAM, dual Quad SPI, and audio interfaces. Final suitability still depends on required voltage levels, isolation, environmental qualification, communications protocol, and long-term availability.
What can replace STM32F446ZCT6?
A drop-in replacement should have the same 144-LQFP footprint, pin compatibility, Cortex-M architecture requirements, memory capacity, and peripheral assignments. The supplied cross-reference results do not identify a verified manufacturer-specific pin-compatible replacement for STM32F446ZCT6. STM32 family parts or other 144-LQFP MCUs may be functionally similar, but they should not be treated as drop-in without a manufacturer pin-by-pin comparison.
What is the best STMicroelectronics equivalent for STM32F446ZCT6?
No verified STMicroelectronics equivalent is identified in the supplied data. STM32F446 family variants may share the Cortex-M4 platform, but a true replacement requires matching the exact 144-LQFP pinout, memory configuration, electrical ratings, peripheral multiplexing, and firmware expectations. The official STM32F446 product page is the starting point for confirming related STMicroelectronics variants.
How does STM32F446ZCT6 compare with STM32F405VGT6TR?
STM32F446ZCT6 and STM32F405VGT6TR are both STMicroelectronics Cortex-M4-class devices, but the verified data does not provide a complete pin-compatible comparison for both parts. STM32F446ZCT6 is listed as a 180 MHz, 256 KB Flash, 144-LQFP device, while STM32F405VGT6TR appears in the site MPN list without supplied specifications. Treat STM32F405VGT6TR as a functional comparison target, not a drop-in substitute, until its package, pinout, and memory data are verified.
What are the key specifications of STM32F446ZCT6 that engineers should know?
The key confirmed specifications are a 32-bit Arm Cortex-M4 core, operation up to 180 MHz, 256 KB of Flash memory in 256K x 8 organization, DSP and FPU support, and a 144-LQFP 20 x 20 mm package. STMicroelectronics also identifies SDRAM, dual Quad SPI, and audio interfaces within the STM32F446 family. Exact RAM, GPIO count, electrical limits, clock tree, and package pin assignments require the official datasheet.

Справочные инженерные данные для STM32F446ZCT6 — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose the STM32F446ZCT6 when the design needs a confirmed 180 MHz Arm Cortex-M4 MCU with 256 KB Flash, DSP/FPU capability, and a high-pin-count 144-LQFP package. Its larger package is useful when the system requires substantial GPIO, external memory, display, audio, or communications connectivity. Compare it with STM32F405VGT6TR, STM32F407ZGT6TR, STM32F429VGT6, or STM32F407VGT6TR only after checking the exact pinout, memory, peripherals, voltage, thermal, and lifecycle requirements. The supplied cross-reference data does not establish manufacturer-approved drop-in replacements for those parts, so a same-family or same-package label alone is insufficient. For new designs, prioritize the official STM32F446 documentation and validate tooling, software support, supply continuity, and qualification requirements.

Сравнение с аналогами

Параметр Этот товар STM32F446ZCT6TR STM32F405VGT6TR STM32F407ZGT6TR STM32F429VGT6 STM32F407VGT6TR
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics

Ключевые отличия

  • High-performance Cortex-M4 processing with confirmed 180 MHz operation (против STM32F405VGT6TR)
  • Large 144-LQFP interface package (против STM32F407VGT6TR)
  • DSP and FPU capability for embedded signal processing (против STM32F407ZGT6TR)
  • Documented high-speed expansion interfaces (против STM32F429VGT6)

Заметки по проектированию

Treat the 144-LQFP footprint as a fanout-intensive layout. Confirm pin 1 orientation, exposed supply and ground assignments, and alternate-function multiplexing from the official package drawing before routing. Keep decoupling close to the device power pins, preserve uninterrupted ground-return paths, and reserve test points for programming and debug. The verified data confirms the package and dimensions but does not provide a complete pin table, so pin-level decisions must be checked against the current STMicroelectronics documentation.

Establish the complete power tree before placing external signal-conditioning or communication circuitry. Verify the STM32F446ZCT6 supply voltage, regulator tolerance, startup current, and current limits in the datasheet; these values are not present in the supplied verified data. Estimate local regulator dissipation from the actual input-output difference and load, then check junction temperature against the package thermal limits. Do not infer a regulator or capacitor value from the 180 MHz CPU frequency alone.

Route clocks and high-speed memory or serial interfaces with controlled return paths and avoid routing them adjacent to noisy switching nodes. If the design uses SDRAM, dual Quad SPI, or audio peripherals, follow the exact STMicroelectronics recommended topology and impedance guidance. The verified family-level material confirms those capabilities but does not provide the complete electrical timing or layout constraints, so simulation and datasheet review are required before release.

A distributor listing confirms the core, frequency, Flash organization, and package, but it does not confirm the complete pinout, RAM size, peripheral mapping, or exact variant suffix behavior. Avoid selecting a replacement solely by the STM32F446 family name or by an LQFP label. Confirm the exact orderable MPN, package dimensions, pin compatibility, memory map, clock tree, and lifecycle commitment before releasing a PCB or production BOM.

Информация о соответствии

RoHS
Unknown
REACH
Unknown
AEC-Q100
Unknown
Без свинца
Unknown
Без галогенов
Unknown
Конфликтные минералы
Unknown

The supplied verified results do not provide compliance declarations. Do not infer RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status from the distributor listings.

Данные проверены: 2026-10-22 — данные проверены и курируются командой компонентной инженерии XAIPART

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Связанные компоненты & термины

STMicroelectronics STM32F446ZCT6 STM32F446 STM32F4 Arm Cortex-M4 Arm Cortex-M4F 32-bit RISC microcontroller microcontroller embedded system 180 MHz 256 KB Flash DSP FPU SDRAM Quad SPI audio interface 144-LQFP LQFP package 20 x 20 mm package industrial automation data acquisition motor control STM32 development ecosystem RoHS REACH
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