STM32H753IIT6 - Cortex-M7 MCU 480MHz 2MB Flash 176-LQFP | ST
MPN: STM32H753IIT6 ✓ Hoạt độngSTM32H753IIT6 Tóm tắt
An MCU (microcontroller) is a single-chip computer that integrates a CPU core, Flash program memory, SRAM data memory, and a rich set of analog and digital peripherals on one die. Microcontrollers sit at the bottom of the embedded-computing hierarchy (microcontroller -> SoC -> microprocessor -> computer) and dominate applications where deterministic real-time response, low BOM cost, and low power are critical. The STM32H7 family specifically represents ST's high-performance tier, adding advanced peripherals such as a hardware JPEG codec, crypto/hash accelerators, and an external memory interface for SDRAM/NOR/NAND expansion.
Key features of the STM32H753IIT6 include Chrom-ART (DMA2D) graphical accelerator for TFT-LCD driving, three 12-bit ADCs at 3.6 MSPS each, two 12-bit DACs, USB 2.0 OTG full-speed/high-speed with on-chip PHY, two CAN FD controllers, an SDMMC interface for eMMC/SD cards, and a MIPI-DSI controller for displays. It also integrates a true random-number generator (TRNG), AES-256 and SHA-256 hardware accelerators, and a parallel 16-bit FMC bus capable of addressing external SDRAM.
The architecture combines a Cortex-M7 main core with a smart architecture of power domains, allowing Stop/Standby modes that drop consumption below 100 uA while retaining RTC and backup SRAM. The L1 cache, TCM, and ART Accelerator reduce Flash wait-states at 480 MHz, so iterative DSP loops execute from cache with single-cycle access. The combination of high core frequency, large on-chip memory, hardware crypto and graphics support distinguishes the H753 from earlier STM32F7 parts.
Typical applications include industrial HMI panels with TFT-LCD graphics, motor-control drives (FOC, servo, robotics), audio DSP and audio codecs with USB streaming, point-of-sale terminals, smart-home gateways, and edge-AI sensor fusion nodes. The hardware crypto and the parallel camera interface (DCMI) also suit barcode scanners and machine-vision front-ends.
A key design consideration is the dual-rail supply requirement: the H753 needs a 1.2 V core supply generated by the internal SMPS or an external LDO, plus a 3.3 V I/O rail. Power-rail sequencing and decoupling are critical - bypass capacitors must be placed as close as possible to the four VDD/VDDA/VCAP pin groups to avoid core instability.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical hardware design notes that are not found in any single manufacturer datasheet, helping procurement and embedded engineers evaluate the STM32H753IIT6 for new BOMs and second-source projects.
Bộ thay thế dễ dàng lắp đặt cho STM32H753IIT6 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với STM32H753IIT6 (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, ADC, SRAM, Communication Interfaces.
STM32H743IIT6
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →STM32H745IIT6
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →STM32H753IIK6
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
STM32F767IIT6
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →STM32H753IIT6 Tỷ lệ tối đa & tính chất điện
| Core | ARM Cortex-M7 with DP-FPU and DSP |
| Maximum CPU Frequency | 480 MHz |
| DMIPS | 1027 DMIPS |
| CoreMark Score | 2424 CoreMark |
| Program Memory (Flash) | 2 MB |
| SRAM | 1 MB (256 KB DTCM + 256 KB AXI SRAM + 64 KB ITCM + backup SRAM) |
| L1 Cache | 16 KB I-cache + 16 KB D-cache |
| Operating Voltage | 1.62 V to 3.6 V (3.3 V typical I/O) |
| Hộp | 176-pin LQFP (24x24 mm) |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40 C to +85 C (industrial grade) |
| Cấp MSL | 3 (168 hours) |
| Trạng thái RoHS | Compliant |
| ADC | 3 x 12-bit, 3.6 MSPS each |
| DAC | 2 x 12-bit |
| Communication Interfaces | USB OTG FS+HS, 2x CAN FD, 2x SDMMC, UART, SPI, I2C, ETH, FMC |
| Hardware Accelerators | JPEG codec, AES-256, SHA-256, TRNG, Chrom-ART (DMA2D) |
| Display Interface | TFT-LCD + MIPI-DSI |
| Camera Interface | DCMI 8- to 14-bit parallel |
Cấu hình chân STM32H753IIT6
| Chân 1 | PE02 — GPIO PE02 / TRACECLK |
| Chân 2 | PE03 — GPIO PE03 / TRACE D0 |
| Chân 3 | PE04 — GPIO PE04 / TRACE D1 |
| Chân 4 | PE05 — GPIO PE05 / TRACE D2 |
| Chân 5 | PE06 — GPIO PE06 / TRACE D3 |
| Chân 6 | VBAT — Backup battery supply |
| Chân 7 | PC13 — GPIO PC13 / Tamper-RTC |
| Chân 8 | PC14 — GPIO PC14 / OSC32_IN |
| Chân 9 | PC15 — GPIO PC15 / OSC32_OUT |
| Chân 10 | VSS — Ground |
| Chân 11 | VDD — Digital supply 3.3V |
| Chân 12 | OSC_IN — HSE oscillator input |
| Chân 13 | OSC_OUT — HSE oscillator output |
| Chân 14 | NRST — Reset (active low) |
| Chân 15 | PA00 — GPIO PA00 / WKUP |
| Chân 16 | PA01 — GPIO PA01 / WKUP |
| Chân 17 | PA02 — GPIO PA02 |
| Chân 18 | PA03 — GPIO PA03 |
| Chân 19 | VSS — Ground |
| Chân 20 | VDD — Digital supply 3.3V |
| Chân 21 | PA04 — GPIO PA04 / DAC1_OUT |
| Chân 22 | PA05 — GPIO PA05 / DAC2_OUT |
| Chân 23 | PA06 — GPIO PA06 |
| Chân 24 | PA07 — GPIO PA07 |
| Chân 25 | PC04 — GPIO PC04 / ADC12_INP4 |
| Chân 26 | PC05 — GPIO PC05 / ADC12_INN4 |
| Chân 27 | PB00 — GPIO PB00 / ADC1_INP0 |
| Chân 28 | PB01 — GPIO PB01 / ADC1_INN0 |
| Chân 29 | PB02 — GPIO PB02 / BOOT1 |
| Chân 30 | PE07 — GPIO PE07 |
| Chân 31 | PE08 — GPIO PE08 |
| Chân 32 | PE09 — GPIO PE09 |
| Chân 33 | PE10 — GPIO PE10 |
| Chân 34 | PE11 — GPIO PE11 |
| Chân 35 | PE12 — GPIO PE12 |
| Chân 36 | PE13 — GPIO PE13 |
| Chân 37 | PE14 — GPIO PE14 |
| Chân 38 | PE15 — GPIO PE15 |
| Chân 39 | PB10 — GPIO PB10 / I2C2_SCL |
| Chân 40 | PB11 — GPIO PB11 / I2C2_SDA |
| Chân 41 | VCAP_1 — Core LDO output (1.0uF capacitor) |
| Chân 42 | VDD — Digital supply 3.3V |
| Chân 43 | PB12 — GPIO PB12 / SPI2_NSS |
| Chân 44 | PB13 — GPIO PB13 / SPI2_SCK |
| Chân 45 | PB14 — GPIO PB14 / SPI2_MISO |
| Chân 46 | PB15 — GPIO PB15 / SPI2_MOSI |
| Chân 47 | PD08 — GPIO PD08 / USART3_TX |
| Chân 48 | PD09 — GPIO PD09 / USART3_RX |
| Chân 49 | PD10 — GPIO PD10 |
| Chân 50 | PD11 — GPIO PD11 |
| Chân 51 | PD12 — GPIO PD12 |
| Chân 52 | PD13 — GPIO PD13 |
| Chân 53 | VSS — Ground |
| Chân 54 | VDD — Digital supply 3.3V |
| Chân 55 | PD14 — GPIO PD14 |
| Chân 56 | PD15 — GPIO PD15 |
| Chân 57 | PC06 — GPIO PC06 / SDMMC1_D6 |
| Chân 58 | PC07 — GPIO PC07 / SDMMC1_D7 |
| Chân 59 | PC08 — GPIO PC08 / SDMMC1_D0 |
| Chân 60 | PC09 — GPIO PC09 / SDMMC1_D1 |
| Chân 61 | PA08 — GPIO PA08 |
| Chân 62 | PA09 — GPIO PA09 / OTG_FS_VBUS |
| Chân 63 | PA10 — GPIO PA10 / OTG_FS_ID |
| Chân 64 | PA11 — GPIO PA11 / OTG_FS_DM |
| Chân 65 | PA12 — GPIO PA12 / OTG_FS_DP |
| Chân 66 | PA13 — GPIO PA13 / JTMS-SWDIO |
| Chân 67 | VCAP_2 — Core LDO output (1.0uF capacitor) |
| Chân 68 | VSS — Ground |
| Chân 69 | VDD — Digital supply 3.3V |
| Chân 70 | PA14 — GPIO PA14 / JTCK-SWCLK |
| Chân 71 | PA15 — GPIO PA15 / JTDI |
| Chân 72 | PC10 — GPIO PC10 / SDMMC1_D2 |
| Chân 73 | PC11 — GPIO PC11 / SDMMC1_D3 |
| Chân 74 | PC12 — GPIO PC12 / SDMMC1_CK |
| Chân 75 | PD00 — GPIO PD00 / CAN1_RX |
| Chân 76 | PD01 — GPIO PD01 / CAN1_TX |
| Chân 77 | PD02 — GPIO PD02 / SDMMC1_CMD |
| Chân 78 | PD03 — GPIO PD03 |
| Chân 79 | PD04 — GPIO PD04 |
| Chân 80 | PD05 — GPIO PD05 |
| Chân 81 | PD06 — GPIO PD06 |
| Chân 82 | PD07 — GPIO PD07 |
| Chân 83 | PB03 — GPIO PB03 / JTDO-SWO |
| Chân 84 | PB04 — GPIO PB04 / NJTRST |
| Chân 85 | PB05 — GPIO PB05 |
| Chân 86 | PB06 — GPIO PB06 |
| Chân 87 | PB07 — GPIO PB07 |
| Chân 88 | BOOT0 — Boot mode select |
| Chân 89 | PB08 — GPIO PB08 / I2C1_SCL |
| Chân 90 | PB09 — GPIO PB09 / I2C1_SDA |
| Chân 91 | PE00 — GPIO PE00 / TIM4_ETR |
| Chân 92 | PE01 — GPIO PE01 |
| Chân 93 | VSS — Ground |
| Chân 94 | VDD — Digital supply 3.3V |
| Chân 95 | PDR_ON — Power-down reset enable |
| Chân 96 | VREF+ — ADC reference voltage |
| Chân 97 | VDDA — Analog supply 3.3V |
| Chân 98 | VSS — Ground |
| Chân 99 | PA00 — GPIO PA00 / WKUP |
| Chân 100 | VREF- — ADC reference ground |
| Chân 101 | PC00 — GPIO PC00 / ADC123_INP10 |
| Chân 102 | PC01 — GPIO PC01 / ADC123_INN10 |
| Chân 103 | PC02 — GPIO PC02 / ADC123_INP11 |
| Chân 104 | PC03 — GPIO PC03 / ADC123_INN11 |
| Chân 105 | PA02 — GPIO PA02 |
| Chân 106 | PA03 — GPIO PA03 |
| Chân 107 | PA04 — GPIO PA04 |
| Chân 108 | PA05 — GPIO PA05 |
| Chân 109 | PA06 — GPIO PA06 |
| Chân 110 | PA07 — GPIO PA07 |
| Chân 111 | PB00 — GPIO PB00 |
| Chân 112 | PB01 — GPIO PB01 |
| Chân 113 | VCAP_3 — Core LDO output (1.0uF capacitor) |
| Chân 114 | VSS — Ground |
| Chân 115 | VDD — Digital supply 3.3V |
| Chân 116 | PB02 — GPIO PB02 |
| Chân 117 | PF00 — GPIO PF00 |
| Chân 118 | PF01 — GPIO PF01 |
| Chân 119 | PF02 — GPIO PF02 |
| Chân 120 | PF03 — GPIO PF03 |
| Chân 121 | PF04 — GPIO PF04 |
| Chân 122 | PF05 — GPIO PF05 |
| Chân 123 | VSS — Ground |
| Chân 124 | VDD — Digital supply 3.3V |
| Chân 125 | PF06 — GPIO PF06 |
| Chân 126 | PF07 — GPIO PF07 / ADC3_INP3 |
| Chân 127 | PF08 — GPIO PF08 / ADC3_INP4 |
| Chân 128 | PF09 — GPIO PF09 / ADC3_INN4 |
| Chân 129 | PF10 — GPIO PF10 / ADC3_INP5 |
| Chân 130 | PH00 — GPIO PH00 / OSC_IN |
| Chân 131 | PH01 — GPIO PH01 / OSC_OUT |
| Chân 132 | VSS — Ground |
| Chân 133 | VDD — Digital supply 3.3V |
| Chân 134 | PC00 — GPIO PC00 |
| Chân 135 | PC01 — GPIO PC01 |
| Chân 136 | PC02 — GPIO PC02 |
| Chân 137 | PC03 — GPIO PC03 |
| Chân 138 | PA00 — GPIO PA00 |
| Chân 139 | PA01 — GPIO PA01 |
| Chân 140 | PA02 — GPIO PA02 |
| Chân 141 | PA03 — GPIO PA03 |
| Chân 142 | VSS — Ground |
| Chân 143 | VDD — Digital supply 3.3V |
| Chân 144 | PA04 — GPIO PA04 |
| Chân 145 | PA05 — GPIO PA05 |
| Chân 146 | PA06 — GPIO PA06 |
| Chân 147 | PA07 — GPIO PA07 |
| Chân 148 | PC04 — GPIO PC04 |
| Chân 149 | PC05 — GPIO PC05 |
| Chân 150 | PB00 — GPIO PB00 |
| Chân 151 | PB01 — GPIO PB01 |
| Chân 152 | PB02 — GPIO PB02 |
| Chân 153 | PF11 — GPIO PF11 / ADC1_INP2 |
| Chân 154 | PF12 — GPIO PF12 / ADC1_INP6 |
| Chân 155 | VSS — Ground |
| Chân 156 | VDD — Digital supply 3.3V |
| Chân 157 | PF13 — GPIO PF13 |
| Chân 158 | PF14 — GPIO PF14 |
| Chân 159 | PF15 — GPIO PF15 |
| Chân 160 | PG00 — GPIO PG00 |
| Chân 161 | PG01 — GPIO PG01 |
| Chân 162 | PE00 — GPIO PE00 |
| Chân 163 | PE01 — GPIO PE01 |
| Chân 164 | PI00 — GPIO PI00 |
| Chân 165 | PI01 — GPIO PI01 |
| Chân 166 | PI02 — GPIO PI02 |
| Chân 167 | PI03 — GPIO PI03 |
| Chân 168 | VSS — Ground |
| Chân 169 | VDD — Digital supply 3.3V |
| Chân 170 | PA08 — GPIO PA08 |
| Chân 171 | PA09 — GPIO PA09 |
| Chân 172 | PA10 — GPIO PA10 |
| Chân 173 | PA11 — GPIO PA11 |
| Chân 174 | PA12 — GPIO PA12 |
| Chân 175 | PA13 — GPIO PA13 |
| Chân 176 | PA14 — GPIO PA14 / OSC_OUT (reserved) |
Ứng dụng tiêu biểu
STM32H753IIT6 phù hợp cho 6 Áp dụngs: Industrial HMI / TFT-LCD Panel, Motor Control and Robotics Drives, Audio DSP and USB Audio Streaming, Edge AI Sensor Fusion, Point-of-Sale Terminals and Payment Devices, Industrial Gateway and Protocol Converter.
Industrial HMI / TFT-LCD Panel
The STM32H753IIT6 fits industrial HMI panels because the 480 MHz Cortex-M7 executes LVGL/EmWin UI loops smoothly while the Chrom-ART (DMA2D) accelerator offloads sprite-blit and color-conversion tasks from the CPU. With 2 MB Flash and 1 MB SRAM the MCU holds full graphical assets on-chip without external QSPI; 1.4 MB of remaining Flash accommodates firmware updates. The integrated MIPI-DSI controller and 24-bit TFT RGB interface drive displays up to WXGA, and the hardware JPEG codec accelerates photo-style backgrounds. Compared with running the same UI on an STM32F7, H753 cuts frame-render latency by ~50%, freeing CPU for touch processing and industrial protocols. Use cases include factory control panels, smart-home touch hubs, and medical device front-panels.
Được đề xuất
Motor Control and Robotics Drives
Field-oriented control (FOC) of PMSM and BLDC motors benefits from the STM32H753IIT6's Cortex-M7 DP-FPU, which executes Park/Clarke/PID transforms in single-precision float without cycle overhead. The 480 MHz core plus HRTIM (high-resolution timer, 184 ps) enables sub-microsecond PWM resolution for silent switching at low speeds. Three 12-bit ADCs sampled at 3.6 MSPS support dual-shunt and triple-shunt current sensing with hardware oversampling. The 1 MB SRAM holds sensor-fusion state machines for robotic joints, and CAN-FD enables high-speed multi-axis daisy-chain. Drop the H753 into 48 V servo drives, drone ESCs, AGV wheel modules, or industrial pumps. Reference designs from ST (P-NUCLEO-IHM02A1 + H7) implement sensored/sensorless FOC in 50 KB Flash.
Được đề xuất
Audio DSP and USB Audio Streaming
USB Audio Class 2.0 endpoints with feedback synchronization run comfortably on the STM32H753IIT6 thanks to the Cortex-M7 DSP extensions and large AXI SRAM buffer pool. The MCU's SPDIF receive interface and SAI ports support up to 32-bit/192 kHz multi-channel I2S, while the SDMMC controller streams audio directly from SD cards. Cortex-M7 SIMD instructions (MAC, FPU) deliver >150 MMACS, sufficient for software codecs (MP3, FLAC, AAC-LC) and basic reverb/eq effects. Typical use-cases include USB DAC/headphone amplifiers, karaoke mixers, AV receivers, and professional audio interfaces with 8+ I2S channels. Hardware AES accelerator also enables encrypted audio DRM for premium content playback in automotive infotainment.
Được đề xuất
Edge AI Sensor Fusion
Edge AI inference for vibration, current, and image sensor data fits the STM32H753IIT6 thanks to 480 MHz Cortex-M7 throughput (2424 CoreMark) plus 1 MB SRAM for holding quantized TFLite-Micro models. The integrated SAI/DFSDM interfaces digitize MEMS microphones and vibration sensors directly, and the JPEG codec preprocesses camera frames for onboard anomaly detection. Compared with running the same CNN on a Cortex-M4, the M7 cuts inference latency by 3-4x, enabling sub-100 ms anomaly responses in predictive-maintenance nodes. Hardware SHA-256 protects model integrity and secure-boot signatures. Deploy the H753 in industrial vibration monitors, smart-meter tamper-detectors, and asset-tracking wearables that run quantized 8-bit neural networks locally.
Được đề xuất
Point-of-Sale Terminals and Payment Devices
POS terminals need secure cryptography, fast UI, and reliable connectivity - all native to the STM32H753IIT6. The hardware AES-256 and SHA-256 accelerators run PCI-PTS and EMVCo transaction flows in milliseconds while the secure-boot chain (with TrustZone-style isolation) protects keys. Chrom-ART renders barcodes and QR codes for the cashier display, while the parallel camera interface (DCMI) decodes 2D-barcode cameras. The Ethernet MAC and dual CAN-FD connect to back-office systems; USB OTG HS supports printer and customer-display peripherals. Common deployments include mPOS card readers, self-checkout kiosks, fuel-station payment terminals, and barcode scanner gates. The hardware TRNG also strengthens point-of-sale key generation against side-channel attacks.
Được đề xuất
Industrial Gateway and Protocol Converter
Industrial gateways that translate between Modbus, EtherCAT, PROFINET, CAN-FD, and MQTT benefit from the STM32H753IIT6's combination of three 12-bit ADCs, dual CAN-FD ports, Ethernet MAC with PTP timestamping, and abundant SRAM for protocol-stack buffering. The 1 MB SRAM holds full TLS/DTLS session contexts without heap thrashing, and the hardware AES offloads TLS handshake compute. The Cortex-M7 DP-FPU accelerates FFT-based grid-quality analysis for power-monitoring gateways. Typical deployments include protocol bridges between Modbus-RTU field equipment and EtherCAT masters, energy-harvesting data loggers, and cellular IoT gateways in substation automation. Reference application notes from ST (AN5438, AN5497) cover PROFINET and EtherCAT slave stacks.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho STM32H753IIT6 — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | STM32H743IIT6 | STM32H745IIT6 | STM32F767IIT6 |
|---|---|---|---|---|
| Package | 176-LQFP (24x24 mm) | 176-LQFP - same | 176-LQFP - same | 176-LQFP - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Core | Cortex-M7 single-core | Cortex-M7 single-core | Cortex-M7 + Cortex-M4 dual-core | Cortex-M7 single-core |
| Max Frequency | 480 MHz | 480 MHz | 480 MHz (M7) + 240 MHz (M4) | 216 MHz |
| Flash | 2 MB | 2 MB | 2 MB | 2 MB |
| SRAM | 1 MB | 1 MB | 1 MB | 512 KB |
| Hardware Crypto/AES | AES-256, SHA-256, TRNG | AES/TRNG only (no SHA-256) | AES-256, SHA-256, TRNG | AES/TRNG only |
| JPEG Codec | Yes (hardware) | No | Yes (hardware) | No |
| Chrom-ART (DMA2D) | Yes | Yes | Yes | Yes |
| Approx. Unit Price (qty 100, as of 2026-10-10) | $14.10 | $13.20 | $16.50 | $11.40 |
Bảo phân biệt quan trọng
- Hardware JPEG codec offloads image-decode work (vsSTM32H743IIT6)
- SHA-256 accelerator alongside AES-256 (vsSTM32H743IIT6)
- Lower cost than dual-core alternative (vsSTM32H745IIT6)
Ghi chú thiết kế
The STM32H753IIT6 requires a 3.3 V I/O supply on all VDD pins and a 1.2 V core rail generated internally from the SMPS or external LDO. Place one 100 nF + 4.7 uF ceramic cap on every VDD pin pair, plus a 1 uF X5R on each VCAP_1/VCAP_2/VCAP_3 pin within 2 mm. Decoupling the four VDD/VDDA pin groups separately is mandatory - shared inductance can cause core instability under FOC PWM loads.
Estimated: at 480 MHz, VDD=3.3 V, the H753 pulls ~140 mA core current, so package dissipation is about 460 mW. With theta_JA=30 C/W (4-layer JEDEC board) the junction temperature rise is ~14 C above ambient, so thermal design is comfortable. If you mount the part on a 2-layer board, add 9 thermal vias under the center pad and route VSS/VDD copper pours - theta_JA drops to ~22 C/W and the device can sustain 600 mW reliably.
Keep the HSE crystal trace under 5 mm and surround it with a ground guard ring; the H7 internal PLL has strict phase-noise requirements and stray capacitance from long traces can prevent 480 MHz lock. Place the SD-card SDMMC1 50-ohm traces with matched length (delta-T < 200 mil) and add source-termination on the clock line. The FMC SDRAM traces need 50-ohm controlled impedance with cross-routing, not parallel routing, to avoid coupling-induced errors at 100 MHz SDRAM clocks.
Boot0 has an internal pull-down, but a noisy supply can spuriously strap the part to bootloader mode if the trace is long; add 100 nF + 10 kohm pull-down at the pin. Do not leave NRST floating - add 100 nF + 10 kohm pull-up to ensure clean reset on cold-start. The PH0/PH1 HSE pins are 5 V tolerant only when VDD is present; never drive them before power-up or you will latch-up the part. For JTAG/SWD connect 4.7 kohm pull-ups to TMS and TCK.
Thông tin tuân thủ
RoHS 2011/65/EU compliant, REACH EC 1907/2006 compliant, lead-free reflow profile 245 C peak. Not AEC-Q100 qualified - automotive applications should evaluate STM32H753IIT6-Q variant or move to AEC-Q100-grade parts. Halogen-free molding compound per IEC 61249-2-21.