Overview
The STM32F439ZIT6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F437xx and STM32F439xx series. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 180 MHz. The Cortex-M4 core includes a Floating Point Unit (FPU) and supports all Arm® single-precision data-processing instructions and data types. It also features a full set of DSP instructions and a Memory Protection Unit (MPU) for enhanced application security.
This microcontroller is equipped with extensive memory options, including up to 2 MB of Flash memory, up to 256 KB of SRAM, and additional backup SRAM. It offers a wide range of peripherals and interfaces, making it suitable for complex and demanding applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, up to 180 MHz |
| Memories | Up to 2 MB Flash, up to 256 KB + 4 KB SRAM, 512 bytes OTP memory |
| External Memory | Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, Compact Flash/NOR/NAND |
| ADCs | 3 × 12-bit, 2.4 MSPS, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit D/A converters |
| Timers | Up to 17 timers: up to twelve 16-bit and two 32-bit timers |
| Communication Interfaces | Up to 3 × I2C, up to 4 USARTs/UARTs, up to 6 SPIs, 2 × CAN (2.0B Active), USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC |
| Power Supply | 1.7 V to 3.6 V application supply and I/Os |
| Package | LQFP 144 (20x20x1.4 mm) |
| Operating Temperature | Industrial grade, -40°C to 85°C |
Key Features
- Includes ST state-of-the-art patented technology such as the Adaptive real-time accelerator (ART Accelerator™) for 0-wait state execution from Flash memory.
- LCD-TFT controller with fully programmable resolution (total width up to 4096 pixels, total height up to 2048 lines and pixel clock up to 83 MHz).
- Chrom-ART Accelerator™ for enhanced graphic content creation (DMA2D).
- Advanced connectivity options including USB 2.0 full-speed/device/host/OTG, USB 2.0 high-speed/device/host/OTG, and 10/100 Ethernet MAC with dedicated DMA.
- Cryptographic acceleration for AES 128, 192, 256, Triple DES, HASH (MD5, SHA-1, SHA-2), and HMAC.
- True random number generator and CRC calculation unit.
- RTC with subsecond accuracy and hardware calendar.
- 96-bit unique ID.
- Low power modes: Sleep, Stop, and Standby modes.
- VBAT supply for RTC, 20×32 bit backup registers + optional 4 KB backup SRAM.
Applications
The STM32F439ZIT6 is versatile and can be used in a wide range of applications due to its extensive set of peripherals and interfaces. Some common applications include:
- Industrial automation and control systems.
- Medical devices requiring advanced graphics and user interfaces.
- Automotive systems, including infotainment and driver assistance systems.
- Consumer electronics such as smart home devices and multimedia equipment.
- IoT devices requiring secure communication and data processing.
- Embedded systems in robotics and mechatronics.
Q & A
- What is the core architecture of the STM32F439ZIT6?
The STM32F439ZIT6 is based on the Arm® Cortex®-M4 32-bit RISC core.
- What is the maximum operating frequency of the STM32F439ZIT6?
The maximum operating frequency is up to 180 MHz.
- How much Flash and SRAM memory does the STM32F439ZIT6 have?
It has up to 2 MB of Flash memory and up to 256 KB + 4 KB of SRAM.
- What types of ADCs and DACs are available on the STM32F439ZIT6?
It features 3 × 12-bit ADCs and 2 × 12-bit DACs.
- What communication interfaces are supported by the STM32F439ZIT6?
It supports up to 3 × I2C, up to 4 USARTs/UARTs, up to 6 SPIs, 2 × CAN (2.0B Active), USB 2.0 full-speed/device/host/OTG, and 10/100 Ethernet MAC.
- What is the power supply range for the STM32F439ZIT6?
The power supply range is from 1.7 V to 3.6 V.
- What are the low power modes available on the STM32F439ZIT6?
The available low power modes include Sleep, Stop, and Standby modes.
- Does the STM32F439ZIT6 support cryptographic acceleration?
Yes, it supports hardware acceleration for AES, Triple DES, HASH, and HMAC.
- What is the package type of the STM32F439ZIT6?
The package type is LQFP 144 (20x20x1.4 mm).
- What is the operating temperature range for the STM32F439ZIT6?
The operating temperature range is from -40°C to 85°C.
- Does the STM32F439ZIT6 have a true random number generator?
Yes, it includes a true random number generator.
