STM32F412ZGJ6 - 100MHz Cortex-M4 MCU | STMicroelectronics
部品番号: STM32F412ZGJ6 ✓ 生産中STM32F412ZGJ6 概要
A microcontroller is a programmable semiconductor that integrates a processor core, memory, peripherals, and communication interfaces onto one device. The STM32F4 family belongs to the embedded-processing hierarchy of Arm Cortex-M microcontrollers, 32-bit microcontrollers, and general-purpose semiconductor devices. STM32F412 devices combine real-time control capability with USB connectivity, direct-memory-access support, and a substantial SRAM allocation for data-intensive embedded systems.
The STM32F412ZGJ6 combines a 100 MHz Cortex-M4 core with 1 MB of Flash and 256 KB of SRAM. Its single-precision FPU accelerates floating-point calculations, while DSP instructions support common filtering and transform workloads. USB OTG FS provides a full-speed USB interface, and the STM32F4 peripheral set supports practical industrial, consumer, communications, and instrument-control designs. The 144-pin UFBGA package also exposes substantially more I/O than smaller packages in the family.
The STM32F412 product family is designed around an Arm Cortex-M4 processor operating up to 100 MHz and delivering 125 DMIPS. This performance level is suitable for control loops that need deterministic peripheral access without moving routine computation to an external processor. The 256 KB SRAM helps retain working data locally, while the 1 MB Flash supports bootloader code, application firmware, configuration data, and update mechanisms.
Typical uses include industrial data acquisition, USB-connected instruments, sensor-hub controllers, building automation modules, compact gateways, and embedded human-interface devices. USB OTG FS is particularly useful for a USB peripheral interface, while the large I/O count supports simultaneous communication and control functions. Engineers can pair the device with USB transceivers, Ethernet interfaces, serial transceivers, and precision analog front ends when the system requires more than its integrated peripherals provide.
Board design should preserve the voltage and decoupling requirements defined by STMicroelectronics, use the correct UFBGA land pattern, and validate high-speed signal routing against the manufacturer reference layout. Firmware replacement requires confirmation of memory map, peripheral compatibility, boot behavior, and the exact device order code. This page combines core specifications, sourcing guidance, drop-in alternatives, and design-focused comparisons to support component selection and PCB planning.
ドロップイン代替品: STM32F412ZGJ6 — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
STM32F412ZGJ6TR
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
STM32F412ZGJ7
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
STM32F413ZGJ6
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
STM32F415ZGJ6
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
STM32F401ZGJ6
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
STM32F412ZGJ6 最大定格＆電気的特性
| Product Type | 32-bit RISC microcontroller |
| Processor Core | Arm Cortex-M4 |
| Maximum CPU Frequency | 100 MHz |
| Core Architecture | 32-bit |
| Performance | 125 DMIPS |
| Embedded Flash Memory | 1 MB (1M x 8) |
| SRAM | 256 KB |
| Floating-Point Unit | Present |
| DSP Instructions | Supported |
| USB Interface | USB OTG FS |
| 電源電圧 | 3.3 V |
| Package Type | 144-pin UFBGA |
| Package Dimensions | 10 mm x 10 mm |
| ピン数 | 144 pins |
| 実装タイプ | Surface mount |
| Shipping Package | Tray |
STM32F412ZGJ6 tray ピン配置ガイド
STM32F412ZGJ6 (tray パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: STM32F412ZGJ6.
詳細は データシート をご参照ください。
主な用途
STM32F412ZGJ6 の用途: 6 件s: USB Connected Data Acquisition, Industrial Sensor Hub, Building Automation Controller, Motor and Motion Control, Embedded Communication Gateway, Compact Audio and Control Module.
USB Connected Data Acquisition
The STM32F412ZGJ6 fits compact USB data-acquisition equipment because its 100 MHz Arm Cortex-M4 core delivers 125 DMIPS while USB OTG FS handles full-speed peripheral communication. The 256 KB SRAM provides space for sample buffers, while 1 MB of Flash stores firmware, calibration tables, and configuration data. Place the MCU beside the USB connector and route OTG signals as a controlled impedance pair. Firmware can sample timers and communication peripherals, convert buffered data, and transmit it over USB without an external processor. The principal design check is that the selected USB peripheral and PHY-capable pins match the completed 144-UFBGA pin assignment, while analog acquisition accuracy still depends on the sensor front end.
おすすめ
Industrial Sensor Hub
STM32F412ZGJ6 is suitable for an industrial sensor hub that combines periodic sampling, local processing, and multi-interface communications. Its 100 MHz Cortex-M4 core can service multiple serial sensors and control loops, while 1 MB of Flash and 256 KB of SRAM reduce the need for external memory in compact gateways. Use the MCU's GPIO, timer, and communication resources to acquire data and implement local filtering before forwarding it over USB or another serial link. The 144-pin UFBGA offers more I/O than compact MCU packages, reducing the need for external I/O expanders. For factory use, validate the complete device temperature grade, isolation strategy, surge protection, and EMC design rather than treating the microcontroller itself as the interface protection solution.
おすすめ
Building Automation Controller
The STM32F412ZGJ6 can serve as a building-automation controller for lighting, access, environmental, and occupancy subsystems. Its 125 DMIPS Cortex-M4 performance provides ample headroom for event handling, schedule calculations, and communication protocols, while USB OTG FS supports local configuration or maintenance connectivity. The 144-UFBGA package supplies a broad pin set for digital inputs, relay-control outputs, and serial interfaces without requiring a large pin-count package such as an LQFP. Firmware can consolidate sensor readings, execute local control decisions, and retain diagnostic information in Flash. Design the board with fail-safe relay states, galvanic isolation where required, robust connector protection, and separation between sensitive sensor wiring and switching nodes.
おすすめ
Motor and Motion Control
STM32F412ZGJ6 is appropriate for compact motor-control and motion-control modules that require deterministic timing without a high-performance application processor. The 100 MHz Cortex-M4 core, DSP instructions, and FPU support control calculations, filtering, and trajectory processing, while the 144-pin UFBGA provides access to timers, encoders, communications, and external memory. The MCU can execute motor loops, monitor position feedback, and manage a supervisory serial interface. Power-stage design remains separate from the MCU: use appropriately rated transistors or gate drivers, maintain clean grounds, and provide protection against motor-generated transients. Firmware and board validation should confirm timer channels, encoder interfaces, PWM resolution, and timing margins for the selected motor-control scheme.
おすすめ
Embedded Communication Gateway
STM32F412ZGJ6 works well in small communication gateways that translate between USB and embedded serial interfaces. Its 100 MHz Cortex-M4 core can manage protocol conversion and buffering, while 256 KB of SRAM supports simultaneous receive and transmit data. The 1 MB Flash capacity is useful for stack configuration, routing tables, diagnostic logs, and firmware updates. Use the available high-speed serial peripherals to interface with Ethernet, RS-232, or RS-485 companions, and use USB OTG FS for configuration or a host interface. The BGA package improves board density but requires careful assembly capability, via-in-pad and thermal planning, and inspection support. Firmware should include watchdog recovery, buffer-overflow handling, and interface-specific timeout behavior.
おすすめ
Compact Audio and Control Module
STM32F412ZGJ6 is useful in compact audio-assisted control modules where digital signal processing, local control, and USB configuration are combined. The Cortex-M4 DSP instructions and single-precision FPU accelerate filtering and control operations at up to 100 MHz, while USB OTG FS can carry configuration, test data, or a digital audio-related control stream. The 256 KB SRAM provides room for sample buffers and control state, and the 144-pin UFBGA exposes the necessary digital and communication pins in a compact footprint. The MCU does not replace a dedicated audio codec or amplifier; it controls those devices and implements system behavior. Validate clock accuracy, audio-clock routing, DMA behavior, ground separation, and electromagnetic compatibility for the final module.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: STM32F412ZGJ6 — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | STM32F412ZGJ6TR | STM32F412ZGJ7 | STM32F413ZGJ6 | STM32F415ZGJ6 | STM32F401ZGJ6 |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 144-UFBGA (10x10 mm) | 144-UFBGA (10x10 mm) | 144-UFBGA (10x10 mm) | 144-UFBGA (10x10 mm) | 144-UFBGA (10x10 mm) | 144-UFBGA (10x10 mm) |
| Processor Core | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 |
| Maximum CPU Frequency | 100 MHz | 100 MHz | 100 MHz | 100 MHz | 100 MHz | 84 MHz |
| Embedded Flash Memory | 1 MB (1M x 8) | 1 MB | 1 MB | 1 MB | 1 MB | 1 MB |
主な差別化要因
- Higher CPU frequency than the STM32F401ZGJ6 candidate （vs STM32F401ZGJ6)
- Direct STM32F412 functional continuity （vs STM32F413ZGJ6)
- Identical MCU architecture and memory class （vs STM32F412ZGJ6TR)
- Compact BGA integration instead of a leaded package （vs STM32F412ZGT6)
設計ノート
Use the manufacturer land pattern for the 144-UFBGA 10 mm x 10 mm package and preserve its pin-1 orientation, pad dimensions, solder-mask definition, and exposed-pad connection. Place the decoupling network at the associated supply pins rather than distributing it only around the board perimeter. The dense land pattern requires assembly capability for fine-pitch inspection and adequate thermal performance; an exposed pad should be connected according to the manufacturer's package guidance.
Route USB OTG FS as a controlled-impedance differential pair with continuous reference planes and minimize stub branches. Keep the differential geometry away from switching power-stage nodes and noisy clock edges, and follow the manufacturer reference layout for the selected USB pins in the completed 144-UFBGA device. Validate the USB common-mode network and connector placement. If a USB-to-serial interface is added, treat the transceiver as a separate clocking and signal-integrity domain rather than assuming the MCU can compensate for poor board geometry.
Provide a stable 3.3 V rail with local high-frequency bypass and adequate bulk energy for the selected peripherals and USB bus load. Verify startup current, regulator stability across the STM32F412 operating condition, and the allowable input-voltage range against the manufacturer electrical characteristics. Do not use the listed 3.3 V operating point as proof that every pin or power rail is externally tolerant to 3.3 V; check analog and digital supply requirements separately in the pin table.
Do not treat same-family suffix changes, similar Cortex-M architecture, or an identical ball count as sufficient proof of interchangeability. Confirm the exact order code, package drawing, temperature grade, pin multiplexing, peripheral availability, boot configuration, device identifier, and firmware support. The STM32F412ZGT6 uses a 144-LQFP package and is mechanically incompatible with the STM32F412ZGJ6's 144-UFBGA footprint, even though both are identified as 100 MHz devices with 1 MB Flash.
コンプライアンス情報
No explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declaration was identified for the exact STM32F412ZGJ6 order code.
