STM32F429BIT7
STM32F429BIT7 - 180MHz Cortex-M4 2MB MCU | STMicroelectronics
The STMicroelectronics STM32F429BIT7 is a 32-bit ARM Cortex-M4 microcontroller with FPU and DSP instructions, operating up to 180 MHz, with 2 MB of flash memory in a 208-LQFP package measuring 28 mm by 28 mm. It combines high-performance embedded control with extensive communication peripherals, analog conversion, timers, and camera and LCD-TFT support. According to the STMicroelectronics product and datasheet results, the STM32F429BIT7 is positioned for demanding industrial, communications, multimedia, and embedded-control designs.
A microcontroller is a programmable semiconductor device that integrates a processor core, memory, and peripherals into one component. The STM32F4 family belongs to the embedded-processing hierarchy: MCU, Arm Cortex-M4 processor, embedded microcontroller, and semiconductor. The Cortex-M4 core uses a reduced-instruction-set-computing architecture with floating-point and DSP support, allowing the STM32F429BIT7 to process control algorithms and multimedia data while also managing communications and real-time peripherals.
The verified specifications identify a frequency of up to 180 MHz, 2 MB of flash memory, and 225 DMIPS with 1.25 DMIPS/MHz in the supplied datasheet snippet. The device also provides 256 plus 4 KB of RAM in the STM32F427xx and STM32F429xx family description, USB OTG HS/FS, Ethernet, 17 timers, 3 ADCs, up to 20 communication interfaces, and camera and LCD-TFT features. The 208-LQFP package provides a high pin count for external memory, communications, analog, and control connectivity.
The ARM Cortex-M4 core includes an FPU, DSP instructions, an MPU, and STMicroelectronics ART Accelerator technology for zero-wait-state execution from flash. These features benefit signal-processing, motor-control, industrial automation, network-connected equipment, and embedded human-machine-interface systems. The exact memory, electrical, temperature, and peripheral details not present in the supplied verified data are marked as needed rather than inferred.
Typical applications include industrial automation, Ethernet-connected control systems, USB peripherals, camera or display systems, data acquisition, communications equipment, and embedded platforms requiring substantial flash memory. Its 2 MB flash capacity is useful for firmware, boot code, configuration data, and application logic, while the 180 MHz core supports responsive multitasking and control workloads.
Designers should verify the complete pin assignment, power requirements, clock tree, memory configuration, and peripheral multiplexing against the manufacturer datasheet before layout. LQFP-208 assembly demands careful escape routing, thermal considerations, and clean power distribution. Firmware migration between STM32F429 devices should also account for exact orderable part differences, peripheral availability, and package-specific pin mapping.
This page synthesizes verified distributor information, the manufacturer STM32F427xx/STM32F429xx datasheet result, package and core specifications, practical application guidance, and structured comparison context. It does not invent missing electrical ratings, pricing, or alternative cross-reference details that were not supplied by the verified sources.
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