Overview
The STM32F446ZCJ6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F446xC/E series. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at frequencies up to 180 MHz. The core features a floating-point unit (FPU) supporting all Arm® single-precision data-processing instructions and DSP instructions, along with a memory protection unit (MPU) for enhanced application security.
This microcontroller incorporates high-speed embedded memories, including up to 512 Kbytes of Flash memory and 128 Kbytes of SRAM, along with a flexible external memory controller. It also includes a wide range of peripherals and communication interfaces, making it suitable for various demanding applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator), up to 180 MHz, MPU, 225 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1), and DSP instructions |
| Memories | 512 Kbytes of Flash memory, 128 Kbytes of SRAM, 4 Kbytes of backup SRAM |
| External Memory | Flexible external memory controller with up to 16-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND Flash memories |
| Interfaces | Dual mode QuadSPI interface, LCD parallel interface (8080/6800 modes), up to 20 communication interfaces including USB 2.0, SPI, I2C, USART, UART, CAN, and more |
| Timers | Up to 17 timers: 2x watchdog, 1x SysTick timer, and up to twelve 16-bit and two 32-bit timers |
| ADC/DAC | 3x 12-bit ADCs (up to 24 channels), 2x 12-bit D/A converters |
| Power Management | 1.7 V to 3.6 V application supply and I/Os, Sleep, Stop, and Standby modes, VBAT supply for RTC |
| Package | UFBGA 144 10x10x0.6 P 0.8 mm |
| Operating Temperature | Industrial grade, -40°C to 85°C |
Key Features
- High-performance Arm® Cortex®-M4 core with FPU and DSP instructions
- Adaptive real-time accelerator (ART Accelerator) for 0-wait state execution from Flash memory
- High-speed embedded memories: up to 512 Kbytes of Flash memory, up to 128 Kbytes of SRAM
- Flexible external memory controller supporting various memory types
- Dual mode QuadSPI interface and LCD parallel interface
- Advanced communication interfaces: USB 2.0, SPI, I2C, USART, UART, CAN, and more
- Multiple timers: up to 17 timers including watchdog, SysTick, and general-purpose timers
- Low power modes: Sleep, Stop, and Standby modes with VBAT supply for RTC
- Up to 114 I/O ports with interrupt capability, including fast and 5 V-tolerant I/Os
- Debug mode with SWD and JTAG interfaces, Cortex®-M4 Trace Macrocell™
Applications
- Industrial automation and control systems
- Medical devices requiring high precision and reliability
- Aerospace and defense applications
- Automotive systems, including advanced driver-assistance systems (ADAS)
- Consumer electronics, such as smart home devices and wearables
- Internet of Things (IoT) devices and smart sensors
Q & A
- What is the core architecture of the STM32F446ZCJ6?
The STM32F446ZCJ6 is based on the Arm® Cortex®-M4 32-bit RISC core with a floating-point unit (FPU) and DSP instructions.
- What is the maximum operating frequency of the STM32F446ZCJ6?
The maximum operating frequency is up to 180 MHz.
- How much Flash and SRAM memory does the STM32F446ZCJ6 have?
The STM32F446ZCJ6 has up to 512 Kbytes of Flash memory and 128 Kbytes of SRAM.
- What types of communication interfaces are available on the STM32F446ZCJ6?
The microcontroller features up to 20 communication interfaces, including USB 2.0, SPI, I2C, USART, UART, CAN, and more.
- Does the STM32F446ZCJ6 support low power modes?
Yes, it supports Sleep, Stop, and Standby modes with VBAT supply for the RTC.
- How many timers are available on the STM32F446ZCJ6?
There are up to 17 timers, including 2x watchdog, 1x SysTick timer, and up to twelve 16-bit and two 32-bit timers.
- What is the operating temperature range for the STM32F446ZCJ6?
The operating temperature range is -40°C to 85°C.
- Does the STM32F446ZCJ6 have any specific power management features?
Yes, it has POR, PDR, PVD, and BOR, along with a 1.7 V to 3.6 V application supply and I/Os.
- How many I/O ports does the STM32F446ZCJ6 have?
There are up to 114 I/O ports with interrupt capability.
- What debug interfaces are available on the STM32F446ZCJ6?
The microcontroller supports SWD and JTAG interfaces, along with the Cortex®-M4 Trace Macrocell™.
- What package options are available for the STM32F446ZCJ6?
The STM32F446ZCJ6 is available in a UFBGA 144 10x10x0.6 P 0.8 mm package.
