Overview
The STM32F446ZCH6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F4 series. It is based on the Arm® Cortex®-M4 32-bit RISC core with a floating-point unit (FPU) and digital signal processing (DSP) instructions. This microcontroller is designed to offer a balance between high processing performance and low power consumption, making it suitable for a wide range of applications.
With a maximum clock speed of 180 MHz and an adaptive real-time accelerator (ART Accelerator) allowing 0-wait state execution from Flash memory, the STM32F446ZCH6 provides efficient processing capabilities. It also features advanced peripherals and communication interfaces, enhancing its versatility in various embedded systems.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU and DSP instructions |
| Clock Speed | Up to 180 MHz |
| Flash Memory | Up to 512 KB |
| SRAM | Up to 128 KB + 4 KB |
| External Memory | Flexible external memory controller with up to 16-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND Flash memories |
| Communication Interfaces | Up to 20 interfaces including USB OTG HS/FS, I2C, USART, SPI, CAN, SDIO, and more |
| ADCs | 3 × 12-bit, 2.4 MSPS ADCs, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit D/A converters |
| Timers | Up to 17 timers including watchdog, SysTick timer, and 16-bit and 32-bit timers |
| Power Supply | 1.7 V to 3.6 V application supply and I/Os |
| Low Power Modes | Sleep, Stop, and Standby modes |
Key Features
- High-Performance Core: Arm® Cortex®-M4 CPU with FPU and DSP instructions, achieving up to 225 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1).
- Advanced Peripherals: Includes LCD parallel interface, 3 × 12-bit ADCs, 2 × 12-bit DACs, and a 16-stream DMA controller with FIFOs and burst support.
- Communication Interfaces: Up to 20 communication interfaces such as USB OTG HS/FS, I2C, USART, SPI, CAN, SDIO, and more.
- Low Power Modes: Sleep, Stop, and Standby modes to reduce power consumption.
- Debug and Trace: SWD and JTAG interfaces, Cortex®-M4 Trace Macrocell™ for advanced debugging.
- External Memory: Flexible external memory controller supporting various types of external memories.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial communication.
- Consumer Electronics: Used in smart home devices, audio equipment, and other consumer electronics requiring high processing power.
- Medical Devices: Applicable in medical equipment that requires precise and efficient processing.
- Automotive Systems: Can be used in various automotive applications such as infotainment systems and vehicle control units.
- IoT Devices: Ideal for Internet of Things (IoT) devices that need advanced processing and multiple communication interfaces.
Q & A
- What is the core architecture of the STM32F446ZCH6?
The STM32F446ZCH6 is based on the Arm® Cortex®-M4 32-bit RISC core with a floating-point unit (FPU) and digital signal processing (DSP) instructions.
- What is the maximum clock speed of the STM32F446ZCH6?
The maximum clock speed is up to 180 MHz.
- How much Flash and SRAM does the STM32F446ZCH6 have?
It has up to 512 KB of Flash memory and up to 128 KB + 4 KB of SRAM.
- What types of communication interfaces are available on the STM32F446ZCH6?
It includes up to 20 communication interfaces such as USB OTG HS/FS, I2C, USART, SPI, CAN, SDIO, and more.
- Does the STM32F446ZCH6 support low power modes?
Yes, it supports Sleep, Stop, and Standby modes to reduce power consumption.
- What is the voltage range for the STM32F446ZCH6?
The application supply and I/Os range from 1.7 V to 3.6 V.
- How many ADCs and DACs are available on the STM32F446ZCH6?
It has 3 × 12-bit ADCs and 2 × 12-bit DACs.
- What debugging interfaces are available on the STM32F446ZCH6?
It includes SWD and JTAG interfaces, as well as the Cortex®-M4 Trace Macrocell™.
- Can the STM32F446ZCH6 support external memory?
Yes, it has a flexible external memory controller supporting various types of external memories.
- What are some typical applications of the STM32F446ZCH6?
It is suitable for industrial automation, consumer electronics, medical devices, automotive systems, and IoT devices.
