STM32F746NGH6U Description
The STM32F745xx and STM32F746xx devices are based on the high-performance ARM? Cortex?-M7 32-bit RISC core operating at up to 216 MHz frequency. The Cortex?-M7 core features a single floating point unit (SFPU) 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 the application security.
The STM32F745xx and STM32F746xx devices incorporate high-speed embedded memories with a Flash memory of up to 1 Mbyte, 320 Kbytes of SRAM (including 64 Kbytes of Data TCM RAM for critical real-time data), 16 Kbytes of instruction TCM RAM (for critical real-time routines), 4 Kbytes of backup SRAM available in the lowest power modes, and an extensive range of enhanced I/Os and peripherals connected to two APB buses, two AHB buses, a 32-bit multi-AHB bus matrix and a multi layer AXI interconnect supporting internal and external memories access.
STM32F746NGH6U Features
Core: ARM? 32-bit Cortex?-M7 CPU with FPU,
adaptive real-time accelerator (ART
Accelerator?) and L1-cache: 4KB data cache
and 4KB instruction cache, allowing 0-wait
state execution from embedded Flash memory
and external memories, frequency up to
216 MHz, MPU, 462 DMIPS/2.14 DMIPS/MHz
(Dhrystone 2.1), and DSP instructions.
Memories
– Up to 1MB of Flash memory
– 1024 bytes of OTP memory
– SRAM: 320KB (including 64KB of data TCM RAM for critical real-time data) +
16KB of instruction TCM RAM (for critical
real-time routines) + 4KB of backup SRAM
(available in the lowest power modes)
– Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM,
SDRAM/LPSDR SDRAM, NOR/NAND
memories
Dual mode Quad-SPI
LCD parallel interface, 8080/6800 modes
LCD-TFT controller up to XGA resolution with
dedicated Chrom-ART Accelerator? for
enhanced graphic content creation (DMA2D)
Clock, reset, and supply management
– 1.7 V to 3.6 V application supply and I/Os
– POR, PDR, PVD, and BOR
– Dedicated USB power
– 4-to-26 MHz crystal oscillator
– Internal 16 MHz factory-trimmed RC (1% accuracy)
– 32 kHz oscillator for RTC with calibration
– Internal 32 kHz RC with calibration
