STM32F439BIT6

STM32F439BIT6 is a member of STMicroelectronics’ STM32F4 family: a high‑performance 32‑bit microcontroller based on the ARM Cortex‑M4F core.
Key points
- Core and speed: Cortex‑M4 with DSP and FPU, up to about 180 MHz.
- Memory: up to 2 MB flash and up to 256 KB RAM (depends on package).
- Peripherals (typical): USB OTG (FS/HS on some parts), CAN, SDIO, SPI/I2C/UART, multiple timers, ADCs/DAC, RTC. Some variants include LTDC for LCDs and other graphics/crypto features.
- Power and range: operates from 1.7–3.6 V with several low‑power modes.
- Package/temperature: industrial temperature variants available; the BIT6 suffix indicates a specific package/variant (check datasheet for exact package and temp range).
- Tools: supported by STM32CubeMX/HAL/LL, with Keil, IAR, and GCC toolchains.
Typical use: high‑end embedded systems needing performance, USB, motor control, display interfacing, or advanced sensing.
Note: always consult the exact datasheet/reference manual for the precise memory map, peripherals, and the BIT6 package details for your specific board.

Key features of STM32F439BIT6 (ARM Cortex-M4 MCU in the STM32F4 family):
- Core: ARM Cortex-M4 with single-precision FPU, up to 180 MHz.
- Memory: Up to 2 MB Flash; up to 256 KB SRAM.
- Performance accel: ART Accelerator with instruction/data caches and prefetch.
- Cryptography: Hardware CRYP (AES/DES/3DES), HASH (SHA-1/SHA-256), RNG.
- USB: USB OTG Full-Speed (FS) device/host (HS options on some variants).
- Memory interfaces: Flexible Memory Controller (external memory), SDIO, FSMC.
- Display: LTDC for LCD-TFT with multiple color depths.
- Peripherals: Rich mix of SPI, I2C, USART/UART, I2S, SAI, and multiple timers (advanced and general-purpose).
- ADC/DAC: 12-bit ADC (multi-channel) and 2-channel DAC.
- DMA: Multiple DMA streams/channels for peripherals and memory.
- Power and temp: Industrial temperature range (-40 to 85°C); multiple low-power modes; 1.7–3.6 V supply.
- Security and safety: SWD/JTAG debug, independent watchdog, and sleep modes.

Package type: BGA (ball-grid array). The BIT6 suffix designates the BGA package version; for exact ball count and footprint, refer to the ST STM32F439BIT6 datasheet.

Pin count: 176 pins (LQFP-176). Function: STMicroelectronics STM32F439BIT6 is a 32‑bit ARM Cortex‑M4 microcontroller (STM32F4 family) for embedded applications.

Manufacturer: STMicroelectronics (ST).
STMicroelectronics is a multinational semiconductor and electronics company headquartered in Geneva, Switzerland (Franco-Italian origins). It designs and manufactures a broad range of ICs, including microcontrollers (the STM32 family), sensors/MEMS, analog/digital ICs for automotive, industrial, and consumer markets.

Applications of STM32F439BIT6 include:
- HMI/TFT LCD display controllers
- Industrial automation and motor control
- Audio, multimedia and DSP processing
- Instrumentation, data acquisition and measurement systems
- USB OTG/host and memory interfaces
- IoT edge gateways and smart devices
- Medical and portable instrumentation
(Concise overview of typical use cases for this MCU.)