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STMicroelectronics STM32F412ZGT6
- Part No.:
- STM32F412ZGT6
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 144-LQFP
- Datasheet:
-
STM32F412ZGT6.pdf
- Description:
- IC MCU 32BIT 1MB FLASH 144LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,818
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Product details
Overview
STM32F412ZGT6 from STMicroelectronics is a 32-bit Arm® Cortex®-M4 microcontroller with FPU, 100 MHz max CPU frequency, 1 MB Flash, 256 KB SRAM, and integrated USB OTG FS, dual CAN 2.0B, and 17 communication interfaces. It delivers 125 DMIPS performance and supports real-time motor control, sensor hub processing, and industrial HMI applications.
For engineers reviewing the STM32F412ZGT6 datasheet, STM32F412ZGT6 pinout, STM32F412ZGT6 application, or STM32F412ZGT6 equivalent, key selection criteria include its 144-pin LQFP package, 12-bit 2.4 MSPS ADC with up to 16 channels, BAM (Batch Acquisition Mode) for low-power sensor sampling, ART Accelerator™ enabling zero-wait-state flash execution, and dual CAN bus support for industrial networking.
Technical Context
The STM32F412ZGT6 integrates an Arm Cortex-M4 core with hardware FPU and DSP instructions, coupled with ST's Adaptive Real-time Accelerator (ART Accelerator™) that eliminates flash wait states at 100 MHz. Its memory subsystem includes 1 MB of embedded Flash, 256 KB SRAM, and flexible external memory support via FSMC and Quad-SPI.
It features a comprehensive peripheral set: dual CAN 2.0B controllers, USB OTG FS with integrated PHY, four I²C, four USART (two supporting 12.5 Mbit/s), five SPI/I²S, SDIO, and advanced analog resources including a 12-bit 2.4 MSPS ADC, DFSDM sigma-delta filters, and PDM microphone interfaces - all coordinated by a 16-stream DMA controller.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M4 with FPU and DSP extensions; enables floating-point math and signal processing in real-time control loops. |
| Max Clock Frequency | 100 MHz; supported by ART Accelerator™ for zero-wait-state execution from Flash, critical for deterministic timing in motor drives. |
| Flash / SRAM | 1 MB Flash / 256 KB SRAM; sufficient for complex firmware with bootloader, OTA updates, and real-time buffers. |
| ADC | 1×12-bit, 2.4 MSPS, up to 16 channels; supports high-speed analog acquisition for motor current sensing or power monitoring. |
| Communication Interfaces | Up to 17: 4×I²C, 4×USART, 5×SPI/I²S, SDIO, USB OTG FS, 2×CAN; enables concurrent connectivity to displays, sensors, storage, and fieldbus networks. |
| Power Modes | Run (112 µA/MHz), Stop (18–75 µA), Standby (2.4 µA); optimized for battery-powered sensor hubs and portable medical devices. |
| Package | LQFP144 (20 × 20 mm); 144-pin footprint with 114 5 V-tolerant I/Os, suitable for industrial PCB layouts requiring noise immunity and routing flexibility. |
Pinout & Package
LQFP144 (20 × 20 mm, 0.5 mm pitch) package with exposed thermal pad; RoHS-compliant and ECOPACK2 certified. Pin count and I/O capability support full peripheral mapping without multiplexing conflicts in demanding applications.
| Pin | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dual 1.7–3.6 V supply domains with dedicated VCAP pins for internal regulator stability; decoupling required per datasheet layout guidelines. |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O | Up to 114 5 V-tolerant GPIOs; many support multiple alternate functions (e.g., TIMx_CHy, USARTx_TX/RX, CANx_RX/TX) for flexible board design. |
| PC13–PC15 | RTC oscillator inputs | Connect external 32.768 kHz crystal for hardware calendar and subsecond RTC accuracy; calibrated internal 32 kHz RC available as backup. |
| PA11/PA12 | USB OTG FS D+/D− | Dedicated full-speed USB transceiver pins with integrated PHY; no external transceiver needed for device/host/OTG operation. |
| PB8/PB9 | CAN1_RX/CAN1_TX | Hardwired CAN 2.0B interface with programmable bit timing; supports industrial automation and automotive diagnostics networks. |
| PD0/PD1 | OSC_IN/OSC_OUT | 4–26 MHz external crystal input for main system clock; enables precise timing for USB, audio, and synchronous serial protocols. |
Key Features
| Feature | Design Value |
|---|---|
| ART Accelerator™ | Enables 0-wait-state execution from Flash at 100 MHz, eliminating instruction fetch stalls and improving real-time determinism. |
| Batch Acquisition Mode (BAM) | Allows autonomous ADC + DFSDM + PDM sampling during low-power Stop mode, reducing MCU wakeups and extending battery life in sensor hubs. |
| Dual CAN 2.0B Controllers | Independent CAN FD-capable peripherals (2.0B Active) with message filtering and FIFO buffering-ideal for distributed industrial control systems. |
| Flexible Static Memory Controller (FSMC) | Supports SRAM, PSRAM, NOR flash with 16-bit data bus; enables direct connection to external displays, FPGA co-processors, or legacy memory-mapped peripherals. |
| True Random Number Generator (RNG) | FIPS-compliant entropy source for secure key generation in IoT edge nodes requiring TLS or firmware authentication. |
Applications
| Industrial Motor Control | Medical Sensor Hub |
|---|---|
Use Scenario: Closed-loop servo drive for CNC equipment with position feedback, current sensing, and field-oriented control (FOC). IC Role / Device Role / Timing Role: Main controller executing FOC algorithm, managing PWM timers (TIM1/TIM8), ADC sampling, and CAN-based command interface. Use Value: 100 MHz Cortex-M4+FPU provides sufficient MIPS for real-time vector math; 12-bit 2.4 MSPS ADC captures motor phase currents with <1 µs latency. | Use Scenario: Wearable ECG/PPG monitor aggregating signals from multiple analog front-ends and transmitting via BLE or USB. IC Role / Device Role / Timing Role: Central sensor fusion processor with DFSDM for sigma-delta ADCs, PDM microphone interface, and USB OTG for PC-side diagnostics. Use Value: BAM enables continuous low-power biosignal acquisition during Stop mode; 256 KB SRAM buffers multi-channel time-series data before transmission. |
| Smart Building HVAC | Print & Scan Engine Control |
Use Scenario: Networked HVAC controller managing temperature, airflow, and CO₂ sensors across zones, communicating via CAN and RS-485. IC Role / Device Role / Timing Role: Fieldbus gateway and local decision engine using dual CAN, multiple UARTs, and RTC for scheduling. Use Value: Dual CAN 2.0B supports redundant building automation buses; 1 MB Flash stores firmware, configuration profiles, and event logs. | Use Scenario: High-speed document scanner with CIS image sensor, stepper motor control, and USB 2.0 host for mass storage class (MSC) transfer. IC Role / Device Role / Timing Role: Image acquisition controller interfacing CIS via parallel or SPI, driving motors via TIM PWM, and managing USB bulk transfers. Use Value: 50 Mbit/s SPI/I²S supports high-throughput image streaming; USB OTG FS with PHY handles MSC enumeration and large file writes without external IC. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F407VGT6 | Same LQFP144 package, but lacks BAM, DFSDM, and PDM; has Ethernet MAC and higher Flash (1 MB) but no Quad-SPI. | Better suited for wired industrial gateways requiring Ethernet, less optimal for ultra-low-power sensor aggregation. | Select when Ethernet connectivity is mandatory and power-constrained sensor sampling is not required. |
| STM32H743ZIT6 | Arm Cortex-M7 core, 480 MHz, dual-core option, 2 MB Flash, 1 MB SRAM; adds DSI, JPEG codec, and enhanced security (AES, PKA). | Targeted at high-end HMI, AI edge inference, or multimedia applications-not cost-optimized for basic motor control or sensor hubs. | Choose only when >200 DMIPS, advanced graphics, or cryptographic acceleration are essential design requirements. |
Compared with STM32F407VGT6, the STM32F412ZGT6 trades Ethernet for lower-power analog acquisition features (BAM, DFSDM), while versus STM32H743ZIT6, it offers better cost/power efficiency for mid-tier real-time control without over-engineering.
Availability
STM32F412ZGT6 is available at Aetrix Electronics and suitable for industrial motor drives, medical sensor hubs, smart building HVAC systems, and printer/scanner engine control requiring stable component supply and long-term manufacturability.
Supply support for STM32F412ZGT6 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, specializing in microcontrollers, power management, MEMS, and automotive ICs.
The STM32F4 series targets high-performance real-time embedded applications, emphasizing energy efficiency, rich analog integration, and seamless connectivity for industrial, medical, and consumer edge devices.
FAQ
What is the maximum operating temperature range for STM32F412ZGT6?
The STM32F412ZGT6 is rated for industrial temperature range: –40 °C to +85 °C. This is confirmed in Section 6.3.1 of DS11139 Rev 9, where electrical characteristics-including current consumption, ADC accuracy, and oscillator stability-are specified across this full range under 1.7–3.6 V supply conditions.
Does STM32F412ZGT6 support external SDRAM via FSMC?
No. The Flexible Static Memory Controller (FSMC) in STM32F412ZGT6 supports only SRAM, PSRAM, and NOR flash memory with up to 16-bit data bus. SDRAM is not supported-this capability is reserved for higher-tier STM32F7/H7 series MCUs with dedicated SDRAM controllers.
Can the USB OTG FS interface operate in host mode without external components?
Yes. The STM32F412ZGT6 integrates a full-speed USB 2.0 OTG transceiver with internal PHY, allowing device, host, or OTG operation using only passive termination resistors (1.5 kΩ pull-up on D+ for device mode). No external transceiver or level shifter is required for standard USB 2.0 FS signaling.
Is the 96-bit unique ID accessible via standard debug interfaces?
Yes. The 96-bit unique device identifier is readable via the DBGMCU_IDCODE register (address 0xE0042000) and also accessible through the HAL_GetUID() API in STM32Cube firmware. It remains readable in all debug modes (SWD/JTAG) and persists across resets, enabling secure device binding and license enforcement.
STM32F412ZGT6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 144-LQFP
- Series:
- STM32F4
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Verified
- Core Processor:
- ARM® Cortex®-M4
- Core Size:
- 32-Bit Single-Core
- Speed:
- 100MHz
- Connectivity:
- CANbus, EBI/EMI, I2C, IrDA, LINbus, MMC/SD/SDIO, QSPI, SPI, UART/USART, USB OTG
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
- Number of I/O:
- 114
- Program Memory Size:
- 1MB (1M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 256K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.7V ~ 3.6V
- Data Converters:
- A/D 16x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32F412ZGT6 FAQ
1.How can I place an order for STM32F412ZGT6 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F412ZGT6 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for STM32F412ZGT6 reliable?
The price and inventory of STM32F412ZGT6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F412ZGT6 is usually 5 days.
3.What payment methods are accepted for STM32F412ZGT6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F412ZGT6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F412ZGT6?
STM32F412ZGT6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F412ZGT6 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for STM32F412ZGT6?
For technical support, including STM32F412ZGT6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F412ZGT6 requirements.
6.How does Aetrix verify that STM32F412ZGT6 is sourced from the original manufacturer or authorized distributors?
All STM32F412ZGT6 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STM32F412ZGT6 meets industry standards.
7.What is the process for return or replacement of STM32F412ZGT6?
All STM32F412ZGT6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32F412ZGT6, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The STM32F412ZGT6 part is unused and in its original packaging.
Return procedure for STM32F412ZGT6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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