Overview
The STM32F446ZEH6TR is a high-performance microcontroller from STMicroelectronics, part of the STM32F446xC/E series. It is based on the Arm® 32-bit Cortex®-M4 core, which operates at a frequency of up to 180 MHz. The Cortex-M4 core includes a floating-point unit (FPU) supporting all Arm® single-precision data-processing instructions and a full set of DSP instructions. Additionally, it features a memory protection unit (MPU) to enhance application security.
This microcontroller incorporates high-speed embedded memories, including up to 512 Kbytes of Flash memory and 128 Kbytes of SRAM, along with an extensive range of enhanced I/Os and peripherals. It supports various communication interfaces and advanced connectivity options, making it suitable for a wide range of applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator), frequency up to 180 MHz, MPU |
| Flash Memory | Up to 512 Kbytes |
| SRAM | Up to 128 Kbytes |
| Backup SRAM | Up to 4 Kbytes |
| ADCs | 3 × 12-bit, 2.4 MSPS, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit |
| Timers | Up to 17 timers: 2x watchdog, 1x SysTick timer, and up to twelve 16-bit and two 32-bit timers |
| Communication Interfaces | Up to 4 × I2C, up to 4 × USARTs, up to 4 × SPIs, 2 × CAN (2.0B Active), USB 2.0 full-speed/device/host/OTG controller |
| Operating Voltage | 1.7 V to 3.6 V |
| Operating Temperature | Industrial grade |
| Package | UFBGA 144 7x7x0.6 P 0.5 mm |
Key Features
- High-Performance Core: Arm® 32-bit Cortex®-M4 CPU with FPU and DSP instructions, operating at up to 180 MHz.
- Memory and Storage: Up to 512 Kbytes of Flash memory, 128 Kbytes of SRAM, and up to 4 Kbytes of backup SRAM.
- Analog and Digital Converters: 3 × 12-bit ADCs and 2 × 12-bit DACs.
- Timers and Counters: Up to 17 timers including watchdog, SysTick, and 16-bit and 32-bit timers.
- Communication Interfaces: Multiple I2C, USART, SPI, CAN, and USB interfaces.
- Low Power Modes: Sleep, Stop, and Standby modes for power efficiency.
- Debug and Trace: SWD and JTAG interfaces, Cortex®-M4 Trace Macrocell™.
- I/O Capabilities: Up to 114 I/O ports with interrupt capability, up to 111 fast I/Os up to 90 MHz.
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.
- Medical Devices: Applicable in medical equipment requiring high precision and reliability.
- Automotive Systems: Can be used in automotive control units, infotainment systems, and safety features.
- IoT Devices: Ideal for Internet of Things (IoT) applications requiring advanced connectivity and low power consumption.
Q & A
- What is the core architecture of the STM32F446ZEH6TR?
The core is based on the Arm® 32-bit Cortex®-M4 CPU with FPU and DSP instructions.
- What is the maximum operating frequency of the STM32F446ZEH6TR?
The maximum operating frequency is up to 180 MHz.
- How much Flash memory does the STM32F446ZEH6TR have?
It has up to 512 Kbytes of Flash memory.
- What types of ADCs and DACs are available on the STM32F446ZEH6TR?
It features 3 × 12-bit ADCs and 2 × 12-bit DACs.
- What communication interfaces are supported by the STM32F446ZEH6TR?
It supports multiple I2C, USART, SPI, CAN, and USB interfaces.
- Does the STM32F446ZEH6TR have low power modes?
Yes, it has Sleep, Stop, and Standby modes for power efficiency.
- What is the package type of the STM32F446ZEH6TR?
The package type is UFBGA 144 7x7x0.6 P 0.5 mm.
- Is the STM32F446ZEH6TR RoHS compliant?
Yes, it is RoHS compliant.
- What are the operating voltage and temperature ranges for the STM32F446ZEH6TR?
The operating voltage range is 1.7 V to 3.6 V, and it is rated for industrial temperature range.
- Does the STM32F446ZEH6TR support debug and trace capabilities?
Yes, it supports SWD and JTAG interfaces, and the Cortex®-M4 Trace Macrocell™.
