STMicroelectronics, 32bit ARM Cortex M4, STM32F4 Microcontroller, 180MHz, 2.048 MB Flash, 176-Pin LQFP

The STM32 F429/F439 microcontroller are based on the ARM^® Cortex™ M4 microcontroller with 180 MHz CPU operating up to 256 KB SRAM and up to 2 MB of dual bank Flash with SDRAM interface, Chrom-ART and LCD-TFT controller. The STM32F439 crypto/hash processor provides hardware acceleration for AES 128, 192, 256, Triple DES, and hash (MD5, SHA-1).
ST’s STM32 F429/439 Cortex M4 core architecture offers enhanced I/Os and peripherals which include Serial Audio Interface (SAI), true number random generator (RNG) and RTC, DACs, ADCs, 16-bit and 32-bit timers. As well as power saving modes that allow the design of low-power applications. In addition to this it has an Ethernet MAC and camera interface for CMOS sensors. The STM32 F429/439 32-bit Flash MCUs feature a Floating point unit (FPU) with digital signal processing (DSP) instructions and a memory protection unit (MPU) which increase your application security.

They will cover a wide range of applications which include motor drive and application control, Industrial applications: Inverters, PLC, scanners, HVAC, video intercom, Home audio appliances and Medical equipment.

ARM 32-bit Cortex™ M4 CPU with FPU
LCD-TFT Controller
Chrom-ART Accelerator
Adaptive real-time accelerator (ART Accelerator™)
Flash memory: up to 2 MB; SRAM: Up to 256+4 KB (includes 64 KB of CCM (core coupled memory) data RAM
Power supply: 1.8 V to 3.6 V
Timers: 16-bit and 32-bit timers
DACs, 12-bit ADCs
Real time clock (RTC)
True random number generator (RNG)
Crypto/hash processor (STM32F437 only)
Audio connectivity: dedicated audio PLL, I²S, serial audio interface (SAI)
Communication interfaces: USARTs, UARTs, SPI, I²C, CAN and SDIO
Extendable memory range: flexible memory controller and supports the Compact Flash, SRAM, PSRAM, NOR and NAND and SDRAM memories

The STM32F437xx and STM32F439xx devices are based on the high-performance Arm® Cortex®-M4 32-bit RISC core operating at a frequency of up to 180 MHz. The Cortex-M4 core features a Floating point unit (FPU) single precision which supports all Arm® single-precision data-processing instructions and data types. It also implements a full set of DSP instructions and a memory protection unit (MPU) which enhances application security. The STM32F437xx and STM32F439xx devices incorporate high-speed embedded memories (Flash memory up to 2 Mbyte, up to 256 Kbytes of SRAM), up to 4 Kbytes of backup SRAM, and an extensive range of enhanced I/Os and peripherals connected to two APB buses, two AHB buses and a 32-bit multi-AHB bus matrix. All devices offer three 12-bit ADCs, two DACs, a low-power RTC, twelve general-purpose 16-bit timers including two PWM timers for motor control, two general-purpose 32-bit timers, a true random number generator (RNG) and a cryptographic acceleration cell. They also feature standard and advanced communication interfaces.

STM32F4 Series 32-Bit ARM Cortex-M4 Microcontrollers, STMicroelectronics

The ARM Cortex-M4 based STM32 F4 series of high-performance MCUs with DSP and FPU instructions is an extension of the industry-leading STM32 portfolio towards even higher performance. Up to 180 MHz operating frequency.

Up to 2x USB 2.0 OTG FS/HS
SDIO (Secure Digital Input Output)
USART, SPI, I²C
I²S (Inter-IC Sound) + Audio PLL
16 and 32 Bit Timers
Up to 3x 12-Bit ADC
Low Voltage 1.7 V to 3.6 V