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STM32H543ZGT6

High Performance Arm Cortex-M33 with TrustZone MCU, 250 MHz, 1 MB flash, 304 KB RAM, crypto, Ethernet, FDCAN, I3C, FMC, PLAY

Supply Voltage Min Volt1.71
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M33
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 144 20x20x1.4 mm

The STM32H543xx devices are high-performance microcontrollers of the STM32H5 series, based on the high-performance Arm® Cortex®-M33 32-bit RISC core. They operate at a frequency of up to 250 MHz.The Cortex®-M33 core features a single-precision floating-point unit (FPU), which supports all the...
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Key features
  • Includes ST state-of-the-art patented technology
  • Core
    • Arm® Cortex®-M33 CPU with TrustZone®, FPU, frequency up to 250 MHz, MPU, 1023 CoreMark®
  • ART Accelerator
    • 8-Kbyte instruction cache for 0-wait-state execution from flash and external memories
    • 4-Kbyte data cache for external memories
  • Benchmark
    • 1023 CoreMark® (4.092 CoreMark®/MHz)
  • Memories
    • Up to 1 Mbyte of embedded flash memory with ECC, two banks read-while-write
    • Up to 48-Kbyte per bank with high-cycling capability (100 K cycles) for data flash
    • 2-Kbyte OTP (one-time programmable)
    • 304 Kbytes of SRAM (80-Kbyte SRAM2 with ECC)
    • 2 Kbytes of backup SRAM available in the lowest power modes
    • Flexible external memory controller with up to 16-bit: SRAM, PSRAM, SDRAM/LPSDR SDRAM, FRAM, NOR/NAND memories
    • One Octo-SPI interface with support for serial PSRAM/NAND/NOR, hyper RAM/flash frame formats
    • One SD/SDIO/MMC interface
  • Clock management
    • Internal oscillators: 64 MHz HSI, 48 MHz HSI48, 4 MHz CSI, 32 kHz LSI
    • External oscillators: 4-50 MHz HSE, 32.768 kHz LSE
  • General-purpose inputs/outputs
    • Up to 112 fast I/Os with interrupt capability (most of them 5 V-tolerant)
    • Up to ten I/Os with independent supply down to 1.08 V
  • Low-power consumption
    • Sleep, Stop, and Standby modes
    • VBAT supply for RTC, 32 backup registers (32-bit)
  • Security
    • Arm® TrustZone® with Armv8-M mainline security extension
    • Up to eight configurable SAU regions
    • TrustZone® aware and securable peripherals
    • Flexible life cycle scheme with secure debug authentication
    • SFI (secure firmware installation)
    • Root of trust thanks to unique boot entry and secure hide protection area (HDP)
    • Secure firmware upgrade support with TF-M
    • Public key accelerator, ECDSA signature verification
    • HASH (SHA-1, SHA-2, SHA-3)
    • True random number generator, NIST SP800-90B compliant
    • 96-bit unique ID
    • Active tampers
  • Two DMA controllers to offload the CPU
    • Two dual-port DMAs with FIFO
  • Mathematical acceleration
    • CORDIC for trigonometric functions acceleration
  • Reset and supply management
    • 1.71 V to 3.6 V application supply and I/O
    • POR, PDR, PVD, and BOR
    • Embedded regulator with configurable scalable output to supply the digital circuitry
  • Up to 16 timers
    • Ten 16-bit timers (including two low-power16-bit timers available in Stop mode)
    • Two 32-bit timers with up to four IC/OC/PWM or pulse counters and quadrature (incremental) encoder input
    • Two watchdogs
    • Two SysTick timers
  • Up to 23 communication interfaces
    • Up to three I2Cs Fm+ (SMBus/PMBus®)
    • Two I3Cs
    • Up to eight U(S)ARTs (ISO7816 interface, LIN, IrDA, modem control) and one LPUART
    • Up to four SPIs, including three muxed in full-duplex I2S audio class accuracy via internal audio PLL or external clock, and up to four additional SPIs from four USARTs when configured in Synchronous mode (one additional SPI with OctoSPI)
    • Two FDCANs
    • One HDMI-CEC
    • Ethernet MAC interface with DMA controller
    • One USB 2.0 full-speed host and device
    • One USB Type-C®/USB Power Delivery r3.1
    • Three 12-bit ADCs with up to 5 Msps in 12-bit
    • One 12-bit DAC with two channels
    • Digital temperature sensor
    • Two ultra-low-power comparators
  • Programmable logic array (PLAY)
    • PLAY interface with 128 inputs and 16 outputs
  • Debug
    • Authenticated debug, flexible device life cycle
    • Serial wire-debug (SWD), JTAG, Embedded Trace Macrocell™ (ETM)
  • Packages
    • Exposed pad option available for industrial applications (selected packages)
    • ECOPACK2 compliant packages
Coming Soon
Supply Voltage Min Volt1.71
Supply Voltage Max Volt3.6
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
CoreArm Cortex-M33
ECCN US3A991.a.2
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeIndustrial
Package NameLQFP 144 20x20x1.4 mm

The STM32H543xx devices are high-performance microcontrollers of the STM32H5 series, based on the high-performance Arm® Cortex®-M33 32-bit RISC core. They operate at a frequency of up to 250 MHz.The Cortex®-M33 core features a single-precision floating-point unit (FPU), which supports all the...
Read More

Key features
  • Includes ST state-of-the-art patented technology
  • Core
    • Arm® Cortex®-M33 CPU with TrustZone®, FPU, frequency up to 250 MHz, MPU, 1023 CoreMark®
  • ART Accelerator
    • 8-Kbyte instruction cache for 0-wait-state execution from flash and external memories
    • 4-Kbyte data cache for external memories
  • Benchmark
    • 1023 CoreMark® (4.092 CoreMark®/MHz)
  • Memories
    • Up to 1 Mbyte of embedded flash memory with ECC, two banks read-while-write
    • Up to 48-Kbyte per bank with high-cycling capability (100 K cycles) for data flash
    • 2-Kbyte OTP (one-time programmable)
    • 304 Kbytes of SRAM (80-Kbyte SRAM2 with ECC)
    • 2 Kbytes of backup SRAM available in the lowest power modes
    • Flexible external memory controller with up to 16-bit: SRAM, PSRAM, SDRAM/LPSDR SDRAM, FRAM, NOR/NAND memories
    • One Octo-SPI interface with support for serial PSRAM/NAND/NOR, hyper RAM/flash frame formats
    • One SD/SDIO/MMC interface
  • Clock management
    • Internal oscillators: 64 MHz HSI, 48 MHz HSI48, 4 MHz CSI, 32 kHz LSI
    • External oscillators: 4-50 MHz HSE, 32.768 kHz LSE
  • General-purpose inputs/outputs
    • Up to 112 fast I/Os with interrupt capability (most of them 5 V-tolerant)
    • Up to ten I/Os with independent supply down to 1.08 V
  • Low-power consumption
    • Sleep, Stop, and Standby modes
    • VBAT supply for RTC, 32 backup registers (32-bit)
  • Security
    • Arm® TrustZone® with Armv8-M mainline security extension
    • Up to eight configurable SAU regions
    • TrustZone® aware and securable peripherals
    • Flexible life cycle scheme with secure debug authentication
    • SFI (secure firmware installation)
    • Root of trust thanks to unique boot entry and secure hide protection area (HDP)
    • Secure firmware upgrade support with TF-M
    • Public key accelerator, ECDSA signature verification
    • HASH (SHA-1, SHA-2, SHA-3)
    • True random number generator, NIST SP800-90B compliant
    • 96-bit unique ID
    • Active tampers
  • Two DMA controllers to offload the CPU
    • Two dual-port DMAs with FIFO
  • Mathematical acceleration
    • CORDIC for trigonometric functions acceleration
  • Reset and supply management
    • 1.71 V to 3.6 V application supply and I/O
    • POR, PDR, PVD, and BOR
    • Embedded regulator with configurable scalable output to supply the digital circuitry
  • Up to 16 timers
    • Ten 16-bit timers (including two low-power16-bit timers available in Stop mode)
    • Two 32-bit timers with up to four IC/OC/PWM or pulse counters and quadrature (incremental) encoder input
    • Two watchdogs
    • Two SysTick timers
  • Up to 23 communication interfaces
    • Up to three I2Cs Fm+ (SMBus/PMBus®)
    • Two I3Cs
    • Up to eight U(S)ARTs (ISO7816 interface, LIN, IrDA, modem control) and one LPUART
    • Up to four SPIs, including three muxed in full-duplex I2S audio class accuracy via internal audio PLL or external clock, and up to four additional SPIs from four USARTs when configured in Synchronous mode (one additional SPI with OctoSPI)
    • Two FDCANs
    • One HDMI-CEC
    • Ethernet MAC interface with DMA controller
    • One USB 2.0 full-speed host and device
    • One USB Type-C®/USB Power Delivery r3.1
    • Three 12-bit ADCs with up to 5 Msps in 12-bit
    • One 12-bit DAC with two channels
    • Digital temperature sensor
    • Two ultra-low-power comparators
  • Programmable logic array (PLAY)
    • PLAY interface with 128 inputs and 16 outputs
  • Debug
    • Authenticated debug, flexible device life cycle
    • Serial wire-debug (SWD), JTAG, Embedded Trace Macrocell™ (ETM)
  • Packages
    • Exposed pad option available for industrial applications (selected packages)
    • ECOPACK2 compliant packages