STM32H7B0VBT6

The STM32H7B0xB is a 32-bit Arm® Cortex®-M7 MCU operating at up to 280 MHz, featuring 128 KB Flash, 1.4 MB RAM, 46 communication and analog interfaces, a switch-mode power supply (SMPS), and cryptographic capabilities. It is available in multiple package options, including LQFP64 (10×10 mm), LQFP100 (14×14 mm), LQFP144 (20×20 mm), LQFP176 (24×24 mm), UFBGA169 (7×7 mm), and UFBGA176+25 (10×10 mm), all compliant with the ECOPACK2 standard.

Key features

• LQFP64 (10 x 10 mm) LQFP100 (14 x 14 mm) LQFP144 (20x20 mm) LQFP176 (24 x 24 mm)
• UFBGA169 (7 x 7 mm) UFBGA176+25 {10x10 mm}
• 32-bit Arm Cortex-M7 core with double-precision FPU and L1 cache: 16 Kbytes of data and 16 Kbytes of instruction cache allowing to fill one cache line in a single access from the 128-bit embedded Flash memory; frequency up to 280 MHz, MPU, 599 DMIPS/ 2.14 DMIPS/MHz (Dhrystone 2.1), and DSP instructions
• 128 Kbytes of Flash memory plus 1 Kbyte of OTP memory
• ~1.4 Mbytes of RAM: 192 Kbytes of TCM RAM (inc. 64 Kbytes of ITCM RAM + 128 Kbytes of DTCM RAM for time critical routines), 1.18 Mbytes of user SRAM, and 4 Kbytes of SRAM in Backup domain
• 2x Octo-SPI memory interfaces with on-the-fly decryption, I/O multiplexing and support for serial PSRAM/NOR, Hyper RAM/Flash frame formats, running up to 140 MHz in SRD mode and up to 110 MHz in DTR mode
• Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, NOR Flash memory clocked up to 125 MHz in Synchronous mode SDRAM/LPSDR SDRAM 8/16-bit NAND Flash memories
• CRC calculation unit
• ROP, PC-ROP, active tamper, secure firmware upgrade support, Secure access mode
• Up to 138 I/O ports with interrupt capability Fast I/Os capable of up to 133 MHz Up to 164 5-V-tolerant I/Os
• Stop: down to 32 μA with full RAM retention Standby: 2.8 μA (Backup SRAM OFF, RTC/LSE ON, PDR OFF) VBAT: 0.8 μA (RTC and LSE ON)
• Internal oscillators: 64 MHz HSI, 48 MHz HSI48, 4 MHz CSI, 32 kHz LSI External oscillators: 4 - 50 MHz HSE, 32.768 kHz LSE 3x PLLs (1 for the system clock, 2 for kernel clocks) with fractional mode
• 2 separate power domains, which can be independently clock gated to maximize power efficiency: CPU domain (CD) for Arm Cortex core and its peripherals, which can be independently switched in Retention mode; Smart run domain (SRD) for reset and clock control, power management and some peripherals
• 1.62 to 3.6 V application supply and I/Os
• POR, PDR, PVD and BOR
• Dedicated USB power embedding a 3.3 V internal regulator to supply the internal PHYs
• Dedicated SDMMC power supply
• High power efficiency SMPS step-down converter regulator to directly supply VCORE or an external circuitry
• Embedded regulator (LDO) with configurable scalable output to supply the digital circuitry
• Voltage scaling in Run and Stop mode
• Backup regulator (~0.9 V)
• Low-power modes: Sleep, Stop and Standby
• VBAT battery operating mode with charging capability
• CPU and domain power state monitoring pins
• 3 bus matrices (1 AXI and 2 AHB) Bridges (5x AHB2APB, 3x AXI2AHB)
• 5 DMA controllers to unload the CPU: 1x high-speed general-purpose master direct memory access controller (MDMA); 2x dual-port DMAs with FIFO and request router capabilities; 1x basic DMA with request router capabilities; 1x basic DMA dedicated to DFSDM
• Up to 35 communication peripherals: 4x I2C interfaces (SMBus/PMBus); 5x USART/5x UARTs (ISO7816 interface, LIN, IrDA, modem control) and 1x LPUART; 6x SPIs, including 4 with muxed full-duplex I2S audio class accuracy via internal audio PLL or external clock and 1x SPI/I2S in LP domain (up to 125 MHz); 2x SAIs (serial audio interface); SPDIFRX interface; SWPMI single-wire protocol master interface; MDIO Slave interface; 2x SD/SDIO/MMC interfaces (up to 133 MHz); 2x CAN controllers: 2 with CAN FD, 1 with time-triggered CAN (TT-CAN); 1x USB OTG interfaces (1HS/FS); HDMI-CEC; 8- to 14-bit camera interface up to 80 MHz; 8-/16-bit parallel synchronous data input/output slave interface (PSSI)
• 11 analog peripherals: 2x ADCs with 16-bit max. resolution (up to 24 channels, up to 3.6 MSPS); 1x analog and 1x digital temperature sensors; 1x 12-bit single-channel DAC (in SRD domain) + 1x 12-bit dual-channel DAC; 2x ultra-low-power comparators; 2x operational amplifiers (8 MHz bandwidth); 2x digital filters for sigma delta modulator (DFSDM), 1x with 8 channels/8 filters and 1x in SRD domain with 2 channels/1 filter
• LCD-TFT controller up to XGA resolution Chrom-ART graphical hardware Accelerator (DMA2D) to reduce CPU load
• Hardware JPEG Codec Chrom-GRC™ (GFXMMU)
• Up to 19 timers and 2 watchdogs: 2x32-bit timers with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input (up to 280 MHz); 2x16-bit advanced motor control timers (up to 280 MHz); 10x 16-bit general-purpose timers (up to 280 MHz); 3x 16-bit low-power timers (up to 280 MHz); 2x watchdogs (independent and window); 1x SysTick timer; RTC with sub-second accuracy and hardware calendar
• AES chaining modes: ECB,CBC,CTR,GCM,CCM for 128, 192 or 256 HASH (MD5, SHA-1, SHA-2), HMAC 2x OTFDEC AES-128 in CTR mode for Octo-SPI memory encryption/decryption 1x32-bit, NIST SP 800-90B compliant, true random generator
• SWD and JTAG interfaces 4 KB Embedded Trace Buffer
• 96-bit unique ID All packages are ECOPACK2 compliant