Overview
The STM32F439BIT6J is a high-performance microcontroller from STMicroelectronics, part of the STM32F4 series. It is based on the 32-bit ARM Cortex-M4 CPU with a floating-point unit (FPU), which provides high processing power and efficiency. Introduced in February 2013, this microcontroller is designed for a wide range of applications requiring advanced processing capabilities, low power consumption, and extensive peripheral support.
The device features advanced connectivity options, robust security features, and a comprehensive set of peripherals, making it suitable for complex embedded systems. It is compliant with EU RoHS regulations and is manufactured in the Philippines.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | ARM 32-bit Cortex-M4 CPU with FPU |
| Maximum Clock Frequency | Up to 180 MHz |
| Flash Memory | Up to 2 MB |
| SRAM | Up to 256 KB + 4 KB |
| OTP Memory | 512 bytes |
| Backup SRAM | Up to 4 KB |
| ADCs | 3 × 12-bit, up to 24 channels |
| DACs | 2 × 12-bit |
| Timers | Up to 17 timers (12 16-bit, 2 32-bit) |
| Communication Interfaces | I2C, USART, UART, SPI, I2S, SAI, CAN, SDIO, Ethernet, USB OTG |
| Operating Voltage | 1.7 V to 3.6 V |
| Operating Temperature | -40°C to 85°C |
| Package Type | LQFP144 (20 × 20 mm) |
Key Features
- High-Performance CPU: ARM 32-bit Cortex-M4 CPU with FPU, achieving up to 225 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1).
- Advanced Peripherals: Includes LCD-TFT controller, Chrom-ART Accelerator for enhanced graphic content creation, and a flexible external memory controller.
- Low Power Modes: Sleep, Stop, and Standby modes to minimize power consumption.
- Security Features: Cryptographic acceleration for AES, Triple DES, HASH, and HMAC, along with a true random number generator and CRC calculation unit.
- Communication Interfaces: Extensive set of communication interfaces including USB OTG, Ethernet, CAN, I2C, SPI, and more.
- Debug and Trace: Supports SWD and JTAG interfaces, along with Cortex-M4 Trace Macrocell.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial communication.
- Medical Devices: Can be used in medical equipment requiring high processing power and low power consumption.
- Consumer Electronics: Ideal for advanced consumer devices such as smart home appliances and multimedia systems.
- Automotive Systems: Although not AEC qualified, it can be used in various automotive applications requiring advanced processing and connectivity.
- IoT Devices: Suitable for Internet of Things (IoT) applications due to its extensive peripheral set and low power modes.
Q & A
- What is the core architecture of the STM32F439BIT6J?
The core architecture is based on the ARM 32-bit Cortex-M4 CPU with a floating-point unit (FPU).
- How much flash memory does the STM32F439BIT6J have?
It has up to 2 MB of flash memory.
- What are the operating voltage and temperature ranges for the STM32F439BIT6J?
The operating voltage range is 1.7 V to 3.6 V, and the operating temperature range is -40°C to 85°C.
- Does the STM32F439BIT6J support Ethernet and USB OTG?
- What security features are included in the STM32F439BIT6J?
- What is the maximum clock frequency of the STM32F439BIT6J?
The maximum clock frequency is up to 180 MHz.
- How many ADC and DAC channels does the STM32F439BIT6J have?
- Does the STM32F439BIT6J support low power modes?
- What package types are available for the STM32F439BIT6J?
- Is the STM32F439BIT6J compliant with EU RoHS regulations?
