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.
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
| Attribute | Value |
|---|---|
| Family Name | STM32F |
| Package Type | LQFP |
| Mounting Type | Surface Mount |
| Pin Count | 144 |
| Device Core | ARM Cortex M4 |
| Data Bus Width | 32bit |
| Program Memory Size | 2.048 MB |
| Maximum Frequency | 180MHz |
| RAM Size | 256 kB |
| USB Channels | 2 |
| Number of PWM Units | 2 |
| ADC Channels | 24 |
| Number of SPI Channels | 6 |
| Typical Operating Supply Voltage | 3.6 V |
| Number of Timers | 2, 12 |
| Number of CAN Channels | 2 |
| ADC Resolution | 12bit |
| Timer Resolution | 16 bit, 32 bit |
| Timers | 2 x 32 bit, 12 x 16 bit |
| Minimum Operating Temperature | -40 °C |
| Number of Ethernet Channels | 1 |
| Height | 1.45mm |
| Number of I2C Channels | 3 |
| Number of ADC Units | 3 |
| Number of USART Channels | 4 |
| ADCs | 3 (24 x 12 bit) |
| Width | 20.2mm |
| Program Memory Type | Flash |
| Maximum Operating Temperature | +85 °C |
| Number of UART Channels | 4 |
| Pulse Width Modulation | 2 (16 bit) |
| Length | 20.2mm |
| Dimensions | 20.2 x 20.2 x 1.45mm |
| Maximum Number of Ethernet Channels | 1 |
| Instruction Set Architecture | DSP |
| PWM Resolution | 16bit |
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