STM32H750 Value Line Microcontrollers

By STMicroelectronics 121

STM32H750 Value Line Microcontrollers

STMicroelectronics' STM32H750 microcontrollers are the value line of their existing STM32H7 products. By limiting the amount of embedded Flash in the products, this value line offers a breakthrough price level not offered so far in the STM32H7 series. The STM32H7 value line still offers enough embedded Flash to store boot code or real-time code and data securely.

STM32H750 devices are based on the high-performance Arm® Cortex®-M7 32-bit RISC core operating at up to 400 MHz. The Cortex-M7 core features a floating-point unit (FPU) that supports Arm double-precision and single-precision data processing instructions and data types. STM32H750 devices support a full set of DSP instructions and a memory protection unit (MPU) to enhance application security.

All the devices offer three ADCs, two DACs, two ultra-low power comparators, a low-power RTC, a high-resolution timer, 12 general-purpose 16-bit timers, two PWM timers for motor control, five low-power timers, a true random number generator (RNG), and a cryptographic acceleration cell. The devices support four digital filters for external sigma-delta modulators (DFSDM). They also feature standard and advanced communication interfaces.

STM32H750xB devices operate in the -40°C to +85°C temperature range from a 1.62 V to 3.6 V power supply. The supply voltage can drop down to 1.62 V by using an external power supervisor and connecting the PDR_ON pin to VSS. Otherwise, the supply voltage must stay above 1.71 V with the embedded power voltage detector enabled. Dedicated supply inputs for USB are available on all packages except LQFP100 to allow a greater power supply choice. A comprehensive set of power-saving modes allows the design of low-power applications.

STM32H750xB devices are offered in three packages ranging from 100 pins to 240 pins/balls. The set of peripherals included changes with the device chosen.

Features
  • 32-bit Arm Cortex-M7 core
  • 128 Kbytes of Flash memory
  • Security
    • ROP, PC-ROP, active tamper, secure firmware upgrade support, secure access mode
  • General-purpose input/outputs
    • Up to 168 I/O ports with interrupt capability
  • Reset and power management
  • Low-power consumption
  • Clock management
  • Interconnect matrix
  • 4 DMA controllers to unload the CPU
  • Up to 35 communication peripherals
  • 11 analog peripherals
  • Graphics
    • LCD-TFT controller up to XGA resolution
    • Chrom-ART graphical hardware Accelerator™ (DMA2D) to reduce CPU load
    • Hardware JPEG Codec
  • Up to 22 timers and watchdogs
  • Cryptographic acceleration
  • Debug mode
  • 96-bit unique ID
  • All packages are ECOPACK®2 compliant
Applications
  • Motor drive and application control
  • Medical equipment
  • Industrial applications
    • PLC
    • Inverters
    • Circuit breakers
  • Printers and scanners
  • Alarm systems, video intercom, and HVAC
  • Home audio appliances
  • Mobile applications, Internet of Things
  • Wearable devices: smartwatches

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