ST STM32H7B3IIK6

32-bit Arm® Cortex®-M7 280MHz microcontroller with 2MB Flash, 1.4MB RAM, 46 communication and analog interfaces, SMPS, and cryptographic features. Available in multiple package options: LQFP64 (10×10mm), LQFP100 (14×14mm), LQFP144 (20×20mm), LQFP176 (24×24mm), TFBGA100 (8×8mm), TFBGA216 (13×13mm), TFBGA225 (13×13mm), UFBGA169 (7×7mm), UFBGA176+25 (10×10mm), WLCSP132 (4.57×4.37mm).

• 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
• 2 Mbytes of Flash memory with read while write support, 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 168 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
• x high-speed general-purpose master direct memory access controller (MDMA)
• 2x dual-port DMAs with FIFO and request router capabilities
• x basic DMA with request router capabilities
• 1x basic DMA dedicated to DFSDM
• Up to 35 communication peripherals
• 4x I²C FM+ 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)
• x 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)
• x analog and 1x digital temperature sensors
• 1x12-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)
• 3x16-bit low-power timers (up to 280 MHz)
• 2x watchdogs (independent and window)
• x 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