STM32F446ZCH6 - 180MHz 256KB Cortex-M4 MCU | STMicroelectronics
料号： STM32F446ZCH6 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $8.738 | $8.74 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
STM32F446ZCH6 概述
A microcontroller is a programmable integrated circuit that combines a processor core, memory, peripherals, and interface logic on one semiconductor device. Within the hierarchy of embedded semiconductors, this MCU belongs to the ARM Cortex-M family, STM32F4 series, and 32-bit microcontroller category. Its Cortex-M4 core uses DSP instructions and a floating-point unit to accelerate signal-processing and control workloads.
Verified distributor data identifies 180 MHz operation, 256 KB Flash, 2.5 V or 3.3 V supply operation, a 144-pin UFBGA package, and a medical application classification. The STM32F446 family also provides dual Quad-SPI, SDRAM, and audio interfaces, while the family description reports up to 512 KB Flash across applicable devices. The exact RAM, GPIO count, and all peripheral ratings for this orderable MPN were not supplied and must be checked in the manufacturer datasheet.
The device is suitable for industrial control, medical instrumentation, audio processing, communications, and data-acquisition systems. Its 180 MHz Cortex-M4 core and DSP/FPU capability support responsive control loops and digital signal processing, while external-memory and serial-interface options allow system expansion. Firmware migration still requires peripheral, memory, package, and software compatibility checks rather than assuming interchangeability.
The principal design consideration is package-level verification. The UFBGA footprint requires a land pattern with exposed-pad and thermal-management considerations, and PCB assembly processes must support fine-pitch BGA soldering. Validate power sequencing, decoupling, clock configuration, boot behavior, and firmware image size before releasing a production design.
This page consolidates exact distributor observations, official ST family information, sourcing links, and cautious replacement guidance. It distinguishes verified STM32F446ZCH6 facts from unprovided electrical details and does not label incompatible package or memory variants as drop-in replacements.
直接替换替代料： STM32F446ZCH6 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： STM32F446ZCH6 （相同外形与封装尺寸） ——差异在于 Core, Package, ADC, Communication Interfaces, External Memory Interfaces.
快速对比工具——选择替代料号进行并排对比：
STM32F407ZGT6TR
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$5.25 / 个
查看数据手册 →STM32F446ZCH6 最大额定值与电气特性
| Product Type | 32-bit ARM Cortex-M4 microcontroller |
| Core | Arm Cortex-M4 |
| Maximum Core Frequency | 180 MHz |
| Instruction Set | 32-bit RISC |
| Device Flash | 256 KB |
| Flash Organization | 256K x 8 bits |
| DSP Support | Yes |
| Floating-Point Unit | Yes |
| Family Performance | 225 DMIPS |
| Family Flash Range | Up to 512 KB |
| Family Serial Interfaces | Dual Quad-SPI |
| External Memory Interfaces | SDRAM interface |
| Audio Interface | Yes |
| Operating Supply | 2.5 V or 3.3 V |
| 封装 | 144-pin UFBGA |
| 安装类型 | Surface Mount |
| Application Classification | Medical |
| Manufacturer | STMicroelectronics |
STM32F446ZCH6 144-pin ufbga 引脚配置指南
STM32F446ZCH6（144-pin ufbga 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： STM32F446ZCH6.
请参阅 数据手册 以查看完整引脚配置。
典型应用
STM32F446ZCH6 适用于 6 应用s: Industrial Control Systems, Medical Instrumentation, Audio Signal Processing, Communications and Networking, High-Speed Data Acquisition, Embedded Graphical and HMI Controller.
Industrial Control Systems
The STM32F446ZCH6 fits industrial controllers that require a 180 MHz 32-bit Cortex-M4 core for responsive acquisition, filtering, and control-loop execution. Its DSP instructions and FPU can reduce the computational burden of algorithms that would otherwise burden a basic microcontroller. The verified 144-pin UFBGA package can also expose more signal and peripheral options than a small low-pin-count device. Before layout release, confirm GPIO count, timer assignments, communication peripherals, supply levels, and exposed-pad requirements against the current ST datasheet.
推荐
Medical Instrumentation
The STM32F446ZCH6 is suitable as the processing core of medical instrumentation because the verified Arrow listing classifies it as a medical MCU and the Cortex-M4 platform provides DSP and floating-point capability. These resources can support sensor conditioning, digital filtering, control, and human-interface functions in a larger instrument. Component classification does not certify the end product; developers must still validate electrical limits, fault behavior, software quality processes, risk controls, and the medical standards applicable to the finished device.
推荐
Audio Signal Processing
The STM32F446ZCH6 can serve as the digital processing engine in audio equipment because its 180 MHz Cortex-M4 core includes DSP and FPU support. The STM32F446 family also advertises audio interfaces, allowing a design to evaluate digital microphone, codec, or serial-audio signal paths. The MCU's available processing headroom supports filters, mixing, and control, but real-time performance must be benchmarked with the selected clock, memory configuration, DMA plan, and firmware architecture rather than inferred from clock frequency alone.
推荐
Communications and Networking
The STM32F446ZCH6 can anchor a communications controller requiring a high-performance embedded core and expandable serial connectivity. The verified STM32F446 family description includes dual Quad-SPI and SDRAM support, resources that can assist with high-speed data movement and communication firmware. For an Ethernet or wireless gateway design, engineers must verify the exact peripheral mix, pin multiplexing, DMA channels, protocol support, memory requirements, and electrical layout because those details were not included in the supplied MPN snippets.
推荐
High-Speed Data Acquisition
The 180 MHz Cortex-M4 core, DSP instructions, and FPU make STM32F446ZCH6 relevant to data-acquisition systems that perform buffering and real-time numerical processing on incoming samples. The family-level SDRAM and serial-interface support can assist designs that move data faster than internal memory alone would accommodate. Designers should establish DMA behavior, latency, buffer strategy, clock stability, and interrupt load before selecting the MCU, because aggregate bandwidth cannot be guaranteed from the 180 MHz headline frequency alone.
推荐
Embedded Graphical and HMI Controller
STM32F446ZCH6 can evaluate as the control processor for embedded human-machine interfaces because its 180 MHz Cortex-M4 performance is higher than many basic 8- or 16-bit microcontrollers. The large 144-pin UFBGA package may offer more external-interface options for displays, touch input, storage, and communications. Actual suitability depends on panel-interface availability, external graphics memory, RAM, pin multiplexing, and firmware support, none of which were fully specified in the verified snippets and all of which must be checked before schematic capture.
推荐
推荐产品汇总
工程参考数据： STM32F446ZCH6 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | STM32F407ZGT6TR |
|---|---|---|
| Package | 144-pin UFBGA | 144-pin UFBGA |
| Brand | STMicroelectronics | STMicroelectronics |
关键差异点
- Verified 180 MHz Cortex-M4 performance target （对比 STM32F407ZGT6TR)
- Exact MPN identity and verified 256 KB Flash （对比 STM32F407ZGT6TR)
- Same-brand 144-pin UFBGA migration candidate （对比 STM32F407ZGT6TR)
设计说明
Use the current ST package drawing for the 144-pin UFBGA land pattern rather than a generic BGA footprint. Confirm pad geometry, ball pitch, solder-mask clearance, exposed-pad requirements, via arrangement, paste design, and assembly tolerances with the selected PCB and assembly partners. A family name or distributor package label does not prove mechanical interchangeability.
Plan the power tree around the verified 2.5 V or 3.3 V operating classification, then obtain the exact core and I/O voltage limits from the manufacturer datasheet. Place suitable high-frequency decoupling close to supported supply pins and provide low-impedance planes for core and I/O current. Validate startup, reset, brownout, and sequencing behavior with the selected power-supply architecture.
Reserve continuous return paths beneath high-speed signals and separate noisy switching nodes from clock, reset, and sensitive analog inputs. The STM32F446 family's SDRAM and Quad-SPI capabilities can make edge-rate and routing discipline important. Confirm pin multiplexing first, then derive stack-up, impedance, length-matching, and via rules from the actual interface and memory topology.
Do not treat another STM32F4, STM32L4, or generic 144-BGA MCU as a drop-in replacement based only on core family and package ball count. Verify every ball assignment, supply input, ground connection, debug interface, pin-multiplex function, boot configuration, and exposed-pad requirement. Also revalidate firmware initialization because peripheral addresses, clocks, interrupts, and register behavior may differ.
合规信息
The supplied snippets identify a medical MCU application but provide no explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. These fields remain unknown rather than inferred.
