Overview
The STM32F439NGH6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F439xx series. It is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU) and features advanced peripherals and a wide range of communication interfaces. This microcontroller is designed for applications requiring high processing power, low power consumption, and advanced connectivity options.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | Arm® 32-bit Cortex®-M4 CPU with FPU |
| Maximum CPU Frequency | Up to 180 MHz |
| Flash Memory | Up to 2 MB (organized into two banks) |
| SRAM | Up to 256+4 KB (including 64-KB of CCM data RAM) |
| External Memory Controller | Supports SRAM, PSRAM, SDRAM/LPSDR SDRAM, Compact Flash/NOR/NAND memories |
| 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 |
| Communication Interfaces | USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC, up to 4 USARTs/UARTs, up to 6 SPIs, 2 CAN interfaces, etc. |
| Power Supply | 1.7 V to 3.6 V application supply and I/Os |
| Package | TFBGA216 |
Key Features
- Advanced CPU: Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait state execution from Flash memory.
- Memory and Storage: Up to 2 MB of Flash memory, up to 256+4 KB of SRAM, and flexible external memory controller.
- Analog and Digital Converters: 3 × 12-bit ADCs and 2 × 12-bit DACs.
- Communication Interfaces: USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC, multiple USARTs, SPIs, I2Cs, and CAN interfaces.
- Graphics and Display: LCD-TFT controller with fully programmable resolution and Chrom-ART Accelerator™ for enhanced graphic content creation.
- Cryptographic Acceleration: Hardware acceleration for AES, Triple DES, HASH, and HMAC.
- Low Power Modes: Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- Debug and Trace: SWD & JTAG interfaces and Cortex-M4 Trace Macrocell™.
Applications
- Industrial Automation: Control systems, motor control, and industrial communication.
- Medical Devices: Diagnostic equipment, patient monitoring systems, and medical imaging.
- Consumer Electronics: Smart home devices, audio and video equipment, and gaming consoles.
- Automotive Systems: Infotainment systems, driver assistance systems, and vehicle control units.
- Internet of Things (IoT): Smart sensors, IoT gateways, and connected devices.
Q & A
- What is the maximum CPU frequency of the STM32F439NGH6?
The maximum CPU frequency is up to 180 MHz.
- How much Flash memory does the STM32F439NGH6 have?
The STM32F439NGH6 has up to 2 MB of Flash memory.
- What types of ADCs are available on the STM32F439NGH6?
The microcontroller features 3 × 12-bit ADCs with up to 24 channels and 7.2 MSPS in triple interleaved mode.
- Does the STM32F439NGH6 support Ethernet communication?
Yes, it supports 10/100 Ethernet MAC with dedicated DMA and IEEE 1588v2 hardware support.
- What are the power supply requirements for the STM32F439NGH6?
The application supply and I/Os range from 1.7 V to 3.6 V.
- What package options are available for the STM32F439NGH6?
The STM32F439NGH6 is available in TFBGA216 package among others.
- Does the STM32F439NGH6 have cryptographic acceleration?
Yes, it includes hardware acceleration for AES, Triple DES, HASH, and HMAC.
- What low power modes are supported by the STM32F439NGH6?
The microcontroller supports Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- What debug interfaces are available on the STM32F439NGH6?
The microcontroller features SWD & JTAG interfaces and Cortex-M4 Trace Macrocell™.
- Is the STM32F439NGH6 suitable for industrial automation applications?
Yes, it is suitable for industrial automation due to its advanced peripherals and communication interfaces.
