STM32F446ZEH6 - 180MHz Cortex-M4 MCU | STMicroelectronics
N.º da peça: STM32F446ZEH6 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $8.4844 | $8,48 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
STM32F446ZEH6 Visão geral
What is a Cortex-M4 microcontroller? A microcontroller combines a processor core, embedded flash, SRAM, memory-mapped peripherals, and communication interfaces into one integrated circuit. The STM32F4 family uses an ARM Cortex-M4 core with an integrated floating-point unit and DSP instruction support, positioning it between basic control MCUs and higher-performance embedded processors. The STM32F446 adds high-speed connectivity and multimedia-oriented peripherals for demanding embedded systems.
Key verified features include 180 MHz operation, 512 KB flash, 225 DMIPS, DSP instructions, an ART Accelerator, SDRAM support, audio interfaces, and dual Quad-SPI capability according to the STMicroelectronics product-page snippets. The STM32F446ZEH6 is specified in a 144-UFBGA package measuring 7 x 7 mm. The exact RAM size, GPIO count, supply range, and detailed peripheral configuration were not supplied in the verified data and must be confirmed from the manufacturer datasheet before design release.
The Cortex-M4 architecture supports deterministic embedded control while the FPU accelerates floating-point workloads and DSP instructions support signal-processing routines. The ART Accelerator is intended to improve execution from flash memory, while the 180 MHz operating point provides substantial processing headroom for protocol handling, control loops, and connected peripherals.
Typical uses include industrial automation, audio and signal-processing equipment, communications infrastructure, medical instruments, and connected embedded controllers. Its 512 KB flash capacity supports larger firmware, bootloaders, protocol stacks, and application logic. The 144-UFBGA footprint is appropriate for compact, high-pin-count designs but requires careful PCB layout and assembly planning.
For a new layout, verify every ball assignment, exposed-pad connection, decoupling requirement, and supported supply configuration against the official STM32F446 datasheet. Do not treat distributor cross-reference listings as proof of drop-in compatibility, especially for different packages or pin counts.
This page consolidates the verified manufacturer and distributor data, separates confirmed specifications from missing datasheet details, and provides engineering-focused selection and design guidance beyond a basic distributor listing.
Alternativas drop-in para STM32F446ZEH6 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com STM32F446ZEH6 (mesmo formato e footprint) — diferindo em Package, Core, SRAM, ADC, ART Accelerator.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
STM32F446ZEH7
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
Consulte o preço
Ver ficha técnica →STM32F446ZEJ6TR
✅ Drop-In✓ Em estoque
$6.65 / unidade
Ver ficha técnica →STM32F407IGH6
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
Consulte o preço
Ver ficha técnica →STM32F407IEH6
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
Consulte o preço
Ver ficha técnica →STM32F407ZGT6TR
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$5.25 / unidade
Ver ficha técnica →STM32F429VGT6
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$10.85 / unidade
Ver ficha técnica →STM32F446ZEH6 Classificações máximas e características elétricas
| Product Type | 32-bit ARM Cortex-M4 microcontroller |
| CPU Core | ARM Cortex-M4 |
| Maximum CPU Frequency | 180 MHz |
| Architecture | 32-bit RISC |
| Flash Memory | 512 KB |
| Flash Organization | 512K x 8 |
| FPU | Integrated floating-point unit |
| DSP Instructions | Supported |
| Performance | 225 DMIPS; 1.25 DMIPS/MHz |
| ART Accelerator | Supported |
| Memory Protection Unit | MPU |
| SDRAM Interface | Supported |
| Quad-SPI Interfaces | Dual Quad SPI |
| Audio Interface | Supported |
| Tensão de alimentação | 2.5 V / 3.3 V |
| Encapsulamento | 144-UFBGA (7 x 7 mm) |
| Package Pin Count | 144 |
| Tipo de montagem | Surface mount |
Guia de Configuração de Pinos do STM32F446ZEH6 144
Configuração de pinos para STM32F446ZEH6 (pacote 144). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para STM32F446ZEH6.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
STM32F446ZEH6 é adequado para 8 aplicaçãos: Industrial Automation Controller, Audio Signal Processing, Communications Gateway, Medical Monitoring Instrument, High-Speed Data Acquisition, Embedded Graphical User Interface, Motor and Machine Control, Secure Networked Embedded System.
Industrial Automation Controller
The STM32F446ZEH6 fits industrial automation because its verified 180 MHz ARM Cortex-M4 core, 512 KB flash, FPU, and DSP instructions provide processing headroom for machine-control loops, state machines, and communications tasks. It can manage sensor acquisition, actuator sequencing, local interlocking, and supervisory data handling in one device. SDRAM support is useful when external memory is needed for buffers or diagnostics, while dual Quad SPI can connect to high-speed serial storage or expansion devices. The design must still validate operating temperature, supply limits, watchdog behavior, isolation, EMC compliance, and long-term sourcing.
Recomendado
Audio Signal Processing
The STM32F446ZEH6 is suitable for audio signal-processing systems because the verified Cortex-M4 architecture includes DSP instructions and an FPU, and the STM32F446 family is described as supporting audio interfaces. A practical implementation could use the MCU for sampling control, digital filtering, mixing, codec communication, DMA transfers, and user-interface processing. The 180 MHz operating point and 512 KB flash support more elaborate firmware than a simple control MCU. Actual audio quality and channel count depend on the selected audio interface, clocking, converter, memory configuration, and analog design.
Recomendado
Communications Gateway
The STM32F446ZEH6 can serve as a communications gateway or protocol concentrator when a design requires more compute than a basic MCU. Its verified 180 MHz Cortex-M4 core, FPU, 512 KB flash, SDRAM capability, and dual Quad SPI provide resources for protocol stacks, buffering, routing tables, and concurrent serial interfaces. The same part can coordinate Ethernet, serial, storage, and control traffic when the selected board provides the required transceivers and connectors. Verify pin multiplexing, DMA channels, buffer memory, clock tree, protocol timing, and thermal performance in the official datasheet before finalizing the architecture.
Recomendado
Medical Monitoring Instrument
The STM32F446ZEH6 is a candidate for medical monitoring equipment because its verified FPU, DSP instructions, 180 MHz processing rate, and 512 KB flash support acquisition, filtering, calculation, and control tasks in embedded medical instruments. The MCU could supervise sensors, run digital signal-processing routines, manage local storage, and coordinate a display or communications link. Medical use requires additional system-level controls, including electrical isolation where applicable, safety review, validated firmware processes, and confirmation of the exact temperature, supply, and compliance requirements. Those product-specific qualifications are not established by the supplied data.
Recomendado
High-Speed Data Acquisition
The STM32F446ZEH6 is suitable for high-speed data-acquisition front ends when the design needs local control, buffering, filtering, and interface management. Its verified 180 MHz Cortex-M4 core and DSP/FPU support can accelerate numerical processing, while SDRAM support and dual Quad SPI provide options for external memory and high-speed data movement. A practical system would connect an ADC through a parallel or serial interface, use DMA for predictable sample transfer, and keep the MCU focused on configuration and real-time processing. Converter bandwidth, timing, impedance, channel count, and memory bandwidth must be checked separately.
Recomendado
Embedded Graphical User Interface
The STM32F446ZEH6 can support embedded human-machine interfaces because the verified 180 MHz Cortex-M4 core and 512 KB flash provide more application headroom than a basic controller. The MCU can manage display updates, touch or keypad input, local state, communications, and control functions. SDRAM support may be valuable for frame buffering or external assets, while DMA can move display data efficiently if the selected display interface is supported by the exact package pinout. The supplied data does not confirm LCD timing, external memory requirements, or graphics peripherals, so these functions must be checked in the official datasheet.
Recomendado
Motor and Machine Control
The STM32F446ZEH6 can be evaluated for motor and machine-control systems because its verified Cortex-M4 core provides real-time compute for current control, position logic, fault handling, and communications. DSP instructions and an FPU can reduce the cost of control-loop mathematics, while the 512 KB flash supports larger control and diagnostics software. The MCU is not a power stage and still needs suitable gate drivers, sensing electronics, protection, and power conversion. Confirm PWM timer assignments, ADC trigger paths, emergency-stop behavior, temperature limits, and safety requirements in the manufacturer documentation before design-in.
Recomendado
Secure Networked Embedded System
The STM32F446ZEH6 is a reasonable starting point for a networked embedded system requiring local processing and multiple peripherals. Its verified 180 MHz Cortex-M4 core can support protocol processing, local control, logging, and user interaction, while 512 KB flash accommodates firmware and protocol components. SDRAM and dual Quad SPI can support external data storage or expansion when the pin multiplexing and electrical design allow it. Network security, boot protection, update mechanisms, and exact peripheral availability were not included in the verified data and should be reviewed in the official STM32F446 documentation.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para STM32F446ZEH6 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | STM32F446ZEH7 | STM32F446ZEJ6TR | STM32F407IGH6 | STM32F407IEH6 | STM32F407ZGT6TR | STM32F429VGT6 |
|---|---|---|---|---|---|---|---|
| Package | 144-UFBGA (7 x 7 mm) | 144-UFBGA (7 x 7 mm) | 144-UFBGA (7 x 7 mm) | 144-UFBGA (7 x 7 mm) | 144-UFBGA (7 x 7 mm) | 144-UFBGA (7 x 7 mm) | 144-UFBGA (7 x 7 mm) |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| CPU Core | ARM Cortex-M4 | ARM Cortex-M4 family | ARM Cortex-M4 family | ARM Cortex-M4 family | ARM Cortex-M4 family | ARM Cortex-M4 family | ARM Cortex-M4 family |
Principais diferenciais
- Higher verified processing specification (vs STM32F103ZEH6)
- Higher-capacity flash resource (vs STM32F429VGT6)
- Verified multimedia and external-memory features (vs STM32F407ZGT6TR)
- Exact family identity (vs STM32F446ZEJ6TR)
Notas de projeto
The verified data identifies 2.5 V and 3.3 V supply conditions but does not provide individual rail names, current limits, sequencing, or decoupling values. Follow the official STM32F446ZE datasheet for VDD, VDDA, VCAP, and power-supply connections. Place required bulk and high-frequency decoupling capacitors next to the corresponding package balls, preserve the recommended via arrangement, and keep sensitive analog and digital return paths controlled. Do not infer rail requirements from the package family alone.
A 144-UFBGA 7 x 7 mm layout is a fine-pitch, high-density design and should be reviewed against the STMicroelectronics package drawing and land-pattern recommendation. Confirm ball numbering, power-ball distribution, exposed-pad treatment, via-in-pad policy, solder-mask definition, and assembly capabilities before release. The supplied material does not contain the complete pin table, so a production-ready footprint cannot be validated from this data alone.
Separate high-speed clocks, serial links, memory interfaces, and switching supplies as far as practical. Use short return paths and continuous reference planes where the supported interface permits it. SDRAM and Quad-SPI routes should be reviewed for length matching, impedance control, crosstalk, and via stubs using the relevant STMicroelectronics hardware guidelines. The dual Quad SPI and SDRAM capabilities are verified, but exact timing and routing constraints must be taken from the official datasheet and application guidance.
The verified snippets do not provide junction-temperature limits, package thermal resistance, or operating-temperature range. Estimate power dissipation only from the final clock, peripheral, I/O, and supply conditions after those values are verified; label any calculation as an estimate and include the input assumptions. Use the package thermal-pad recommendations and PCB copper strategy from the manufacturer documentation. Do not use 180 MHz as evidence of safe thermal operation without the required operating mode and ambient conditions.
The most important substitution risk is treating a related STM32F4 part as drop-in because it uses the same package family. Confirm exact 144-UFBGA ball assignment, power balls, exposed pad, pin multiplexing, flash and RAM capacity, peripheral functions, clock limits, temperature grade, and errata. Also verify boot and firmware compatibility. The verified cross-reference search found related variants but did not establish complete manufacturer-authorized drop-in equivalence for every candidate.
Informações de conformidade
No verified RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declaration was supplied. Confirm the exact ordering code and current STMicroelectronics material or compliance documentation before production use.
