Overview
The STM32F446ZEH6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F4 series. It is based on the ARM Cortex-M4 core, which includes a DSP and FPU, enabling advanced processing capabilities. This microcontroller is designed to offer high performance, rich connectivity, and energy efficiency, making it suitable for a wide range of applications including industrial, scientific, medical, and Internet-of-Things (IoT) devices.
Key Specifications
| Attribute | Specification |
|---|---|
| Family Name | STM32F |
| Core Processor | ARM Cortex-M4 |
| Program Memory Type | Flash |
| Flash Size | 512 kB |
| RAM Size | 128 kB |
| Speed | 180 MHz |
| No of I/O Lines | 114 |
| Interface/Connectivity | CAN, EBI, EMI, IrDA, I²C, LIN, SAI, SD, SPDIF-Rx, SPI, UART, USART, USB, USB OTG |
| Peripherals | Brown-out Detect, DMA, I²S, LVD, POR, PWM, Reset, Watchdog |
| Supply Voltage | 1.7V to 3.6V |
| Operating Temperature | -40°C to +85°C |
| On-Chip ADC | 24-ch x 12-bit |
| On-Chip DAC | 2-ch x 12-bit |
| Watchdog Timers | 2 |
| Package Style | UFBGA-144 |
| Mounting Method | Surface Mount |
Key Features
- High Performance: Delivers 225 DMIPS and 608 CoreMark® at 180 MHz, thanks to ST’s ART Accelerator™ and the ARM Cortex-M4 core.
- Power Efficiency: Low power consumption in run mode (200 µA/MHz at 180 MHz) and in Stop mode (50 µA typical).
- Advanced Connectivity: Up to 20 communication interfaces including USARTs, UARTs, SPI, I²C, CAN, SDIO, HDMI CEC, and camera interface.
- Audio Capabilities: Dedicated audio PLL, SPDIF input, 3 half-duplex I²S, and 2 serial audio interfaces (SAI) supporting full duplex I²S and TDM mode.
- Memory and Peripherals: Flexible 90 MHz memory controller, supporting various memory types like Compact Flash, SRAM, PSRAM, NOR, NAND, and SDRAM. Includes 2 DACs, 3 ADCs, and up to 17 timers.
Applications
- Industrial Control Systems: Suitable for high-performance and connected industrial applications due to its rich set of peripherals and interfaces.
- Internet-of-Things (IoT): Ideal for IoT devices requiring advanced processing, connectivity, and power efficiency.
- Medical Devices: Can be used in medical applications that require high performance, precision, and reliability.
- Scientific Instruments: Applicable in scientific instruments that need advanced processing capabilities and multiple interface options.
Q & A
- What is the core processor of the STM32F446ZEH6?
The core processor is the ARM Cortex-M4.
- What is the maximum clock speed of the STM32F446ZEH6?
The maximum clock speed is 180 MHz.
- How much Flash and RAM does the STM32F446ZEH6 have?
The STM32F446ZEH6 has 512 kB of Flash memory and 128 kB of RAM.
- What are the operating temperature ranges for the STM32F446ZEH6?
The operating temperature range is from -40°C to +85°C.
- What types of communication interfaces does the STM32F446ZEH6 support?
The STM32F446ZEH6 supports various interfaces including CAN, EBI, EMI, IrDA, I²C, LIN, SAI, SD, SPDIF-Rx, SPI, UART, USART, USB, and USB OTG.
- Does the STM32F446ZEH6 have any audio interfaces?
Yes, it includes dedicated audio PLL, SPDIF input, 3 half-duplex I²S, and 2 serial audio interfaces (SAI) supporting full duplex I²S and TDM mode.
- What is the power consumption in run mode and Stop mode for the STM32F446ZEH6?
In run mode, the power consumption is as low as 200 µA/MHz at 180 MHz, and in Stop mode, it is 50 µA typical.
- Can the STM32F446ZEH6 be used in IoT applications?
Yes, it is suitable for IoT applications due to its high performance, rich connectivity, and power efficiency.
- What is the package style and mounting method of the STM32F446ZEH6?
The package style is UFBGA-144, and the mounting method is Surface Mount.
- Does the STM32F446ZEH6 support external memory expansion?
Yes, it has a flexible 90 MHz memory controller supporting various memory types like Compact Flash, SRAM, PSRAM, NOR, NAND, and SDRAM.
