STM32H743AII6 - 480MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
MPN: STM32H743AII6 ✓ সক্রিয়STM32H743AII6 সারাংশ
An ARM Cortex-M7 MCU is a 32-bit RISC microcontroller core featuring a six-stage superscalar pipeline, double-precision FPU, DSP extensions, and L1 instruction and data caches. The Cortex-M7 sits at the top of the Cortex-M family alongside Cortex-M4/M33, and is widely used in high-performance embedded applications. STM32 microcontrollers (ST's 32-bit MCU family) span from ultra-low-power Cortex-M0+ to high-performance Cortex-M7, targeting motor control, IoT, industrial, and audio/graphics applications.
Key features of the STM32H743AII6 include: 480 MHz core frequency, 2 MB dual-bank Flash with ECC, 1 MB SRAM (including 192 KB DTCM + 64 KB ITCM + 1 MB user SRAM), Chrom-ART graphical accelerator, JPEG hardware codec, MIPI-DSI display interface, and 16-bit parallel camera interface. The device integrates three ADCs, two DACs, operational amplifiers, digital filters for sigma-delta modulators, and a low-power RTC. Peripherals include USB 2.0 OTG full-speed/high-speed, two CAN 2.0B, two FD-CAN, three I2C, six SPI, four USART, four UART, and an Ethernet MAC with dedicated DMA.
The device is built on a 40 nm low-power CMOS process, includes an adaptive real-time ART Accelerator that enables 0-wait-state execution from Flash at full 480 MHz, and supports a 1.8V to 3.6V operating voltage with a separate voltage regulator for the core. Security features include a true random number generator (TRNG), AES-256, hash (SHA-1/SHA-2), and secure firmware install.
Typical applications include industrial motor control, factory automation PLCs, graphical HMIs, audio processing, point-of-sale terminals, medical instrumentation, and high-performance IoT gateways. The 169-ball UFBGA package provides a compact 7x7 mm footprint suitable for space-constrained designs.
When designing with this device, allocate a 1.0-1.2V core supply from an external LDO or SMPS and ensure decoupling capacitors are placed close to the VDD pins. The UFBGA package requires X-ray inspection for quality control on solder joints; a 0.4 mm ball pitch demands precise PCB fabrication tolerances.
This page synthesizes distributor pricing, drop-in STM32H7 family alternatives, and practical design notes not found on a single manufacturer product page.
এর জন্য ড্রপ-ইন বিকল্প STM32H743AII6 — একই package, pin-to-pin compatible। ভিন্ন package-এর যেসব পার্টে PCB rework প্রয়োজন সেগুলো বাদ দেওয়া হয়েছে।
এই সিরিজের ভ্যারিয়েন্ট
একই সিরিজের মডেল যেগুলো drop-in compatible STM32H743AII6 (একই form factor এবং footprint) — পার্থক্য রয়েছে Package, Core, RAM Size, ADC, Communication Interfaces.
STM32H753AII6
✅ ড্রপ-ইনমূল্যের জন্য যোগাযোগ করুন
ডেটাশিট দেখুন →STM32H742AII6
✅ ড্রপ-ইন📋 রেফারেন্স বিকল্প (ক্যাটালগে নেই)
STM32H743AII6TR
✅ ড্রপ-ইনমূল্যের জন্য যোগাযোগ করুন
ডেটাশিট দেখুন →STM32H743AGI6
✅ ড্রপ-ইনমূল্যের জন্য যোগাযোগ করুন
ডেটাশিট দেখুন →STM32H742AGI6
✅ ড্রপ-ইন📋 রেফারেন্স বিকল্প (ক্যাটালগে নেই)
STM32H743AII6 সর্বোচ্চ রেটিং ও বৈদ্যুতিক বৈশিষ্ট্য
| Core | ARM Cortex-M7 |
| Core Architecture | 32-bit RISC |
| সর্বোচ্চ ক্লক ফ্রিকোয়েন্সি | 480 MHz |
| Program Memory (Flash) | 2 MB |
| RAM Size | 1 MB |
| প্যাকেজ | 169-ball UFBGA (7x7 mm) |
| Operating Voltage | 1.71 V to 3.6 V |
| অপারেটিং তাপমাত্রা | -40 C to +85 C |
| Number of I/O Pins | 131 |
| Communication Interfaces | USB OTG FS/HS, 2x CAN 2.0B, 2x FDCAN, 3x I2C, 6x SPI, 4x USART, 4x UART, Ethernet MAC |
| ADC | 3x 16-bit, up to 3.6 MSPS |
| DAC | 2x 12-bit |
| Display Interface | MIPI-DSI, parallel RGB |
| Graphics Accelerator | Chrom-ART Accelerator (DMA2D) |
| Security | AES-256, SHA-1/SHA-2, TRNG, secure firmware install |
| মাউন্টিং টাইপ | Surface Mount |
| MSL লেভেল | 3 (168 hours) |
| RoHS স্ট্যাটাস | Compliant |
STM32H743AII6 169-ball ufbga (7x7 mm) পিন কনফিগারেশন গাইড
STM32H743AII6 (169-ball ufbga (7x7 mm) প্যাকেজ)-এর পিন কনফিগারেশন। এই ডিজিটাল IC-তে GPIO, কমিউনিকেশন ইন্টারফেস (UART, SPI, I2C) এবং পাওয়ার পিন রয়েছে। বিকল্প পিন ফাংশন ও কনফিগারেশন অপশনের জন্য প্রস্তুতকারকের ডেটাশিট দেখুন। এমবেডেড সিস্টেম ডিজাইন ও PCB লেআউটের জন্য অপরিহার্য।
এর জন্য বিস্তারিত পিনআউট ডেটা পাওয়া যায়নি STM32H743AII6.
দেখুন ডেটাশিট সম্পূর্ণ পিন কনফিগারেশনের জন্য।
সাধারণ ব্যবহার
STM32H743AII6 এর জন্য উপযুক্ত 6 অ্যাপ্লিকেশনs: Industrial Motor Control (FOC, PFC, Servo Drives), High-End Graphical HMI with MIPI-DSI Display, Audio Processing (USB Audio, DSP Effects), Edge AI / TinyML Inference (Keyword Spotting, Vibration Analysis), Industrial IoT Gateway (Ethernet / MQTT / TLS), Medical Point-of-Care Diagnostic Devices.
Industrial Motor Control (FOC, PFC, Servo Drives)
The STM32H743AII6 is a strong fit for industrial motor control thanks to its 480 MHz Cortex-M7 with DSP extensions and double-precision FPU, which executes field-oriented control (FOC) loops in well under 1 microsecond per iteration. Three 16-bit ADCs sampled at up to 3.6 MSPS capture phase currents simultaneously via the high-resolution timer (HRTIM), while two 12-bit DACs generate reference waveforms for analog control loops. Compared with Cortex-M4 parts, the H7's double-precision FPU and ICache/DCACHE deliver 2x the loop rate, allowing lower PWM switching losses and smoother torque. The 1 MB SRAM buffers vibration logs and fault traces without external memory. Reference designs: STMicroelectronics EVALSTDRIVE101 (3-shunt FOC) and EVLSPIN32F0602 (sensorless PMSM). Companion parts: STSPIN32F0B gate driver, TLI4970 current sensor.
সুপারিশকৃত
High-End Graphical HMI with MIPI-DSI Display
The STM32H743AII6 drives 4-inch to 7-inch MIPI-DSI displays up to 1024x768 resolution using the on-chip MIPI-DSI controller and Chrom-ART DMA2D accelerator. The DMA2D engine copies rectangles of pixel data without CPU intervention, freeing the Cortex-M7 to run LVGL/Embedded Wizard GUI logic; benchmark numbers show DMA2D delivering 4x faster blits than software loops. The 1 MB internal SRAM holds the framebuffer for small displays, eliminating the need for an external SDRAM on a 480x272 QVGA. The integrated JPEG codec decodes MJPEG streams from a camera or network. Reference designs: STM32H7B3I-DK with 5-inch 800x480 touch panel. Companion parts: STMPE811 touch controller, W25Q64FV external QSPI Flash for asset storage.
সুপারিশকৃত
Audio Processing (USB Audio, DSP Effects)
The STM32H743AII6 serves as a USB Audio Class 2.0 device, streaming 24-bit/192 kHz audio over USB OTG HS while running real-time DSP effects such as parametric EQ, dynamics, and convolution reverb. The Cortex-M7 single-precision FPU executes 1024-tap FIR filters in real time at 48 kHz; the dual FPU/IEEE-754 hardware handles left/right channels in parallel with negligible CPU overhead. The SAI (Serial Audio Interface) and SPDIF peripherals interface directly to DACs like the PCM5102A. The 1 MB SRAM stores up to 16 seconds of 32-bit float reverb tail. Reference designs: STM32H743I-EVAL2 evaluation board with SPDIF and SAI headers. Companion parts: PCM5102A audio DAC, CS5343 ADC.
সুপারিশকৃত
Edge AI / TinyML Inference (Keyword Spotting, Vibration Analysis)
The STM32H743AII6 executes quantized neural network inference on the Cortex-M7 with its DSP extensions, ideal for on-device AI tasks such as keyword spotting, motor vibration anomaly detection, and predictive maintenance. The 480 MHz core delivers up to 1.4 GOPS on int8 workloads when paired with CMSIS-NN optimized libraries, and the dual-bank 2 MB Flash stores both firmware and model weights. The ICache/DCACHE reduces Flash-access stalls, giving near-RAM inference speed even with model weights in Flash. STMicroelectronics' STM32Cube.AI toolchain converts TensorFlow Lite models to optimized C. Reference designs: FP-AI-NANO1 function pack. Companion parts: ISM330DHCX IMU for vibration data, MP34DT06J digital microphone.
সুপারিশকৃত
Industrial IoT Gateway (Ethernet / MQTT / TLS)
The STM32H743AII6 acts as a low-cost industrial IoT gateway, interfacing Modbus RTU, CAN FD, and RS-485 fieldbuses to Ethernet and cloud MQTT brokers. The 10/100 Ethernet MAC with dedicated DMA handles TCP/IP offload with low CPU overhead, while the on-chip AES-256/SHA-2 hardware engines accelerate TLS 1.2 handshakes (~3x faster than software). The 1 MB SRAM holds TLS session caches and TCP buffers without external memory. Reference designs: STM32 Nucleo-H743ZI2 with Ethernet expansion board. Companion parts: LAN8742A Ethernet PHY, W5500 SPI Ethernet controller (for lower BOM cost), ESP32 co-processor for Wi-Fi.
সুপারিশকৃত
Medical Point-of-Care Diagnostic Devices
The STM32H743AII6 powers portable medical diagnostic devices such as blood glucose meters, pulse oximeters, and rapid PCR analyzers. The 16-bit ADC with 3.6 MSPS captures photodiode signals from colorimetric assays, while the Cortex-M7's DSP extensions run real-time FFT-based heart rate algorithms. The 1 MB SRAM stores calibration tables, patient records, and trend graphs without external memory. The hardware AES-256 engine encrypts PHI (Protected Health Information) at rest, supporting HIPAA-compliant designs. Reference designs: STMicroelectronics BioSensor Platform. Companion parts: MAX30102 pulse oximeter sensor, LIS2DH accelerometer.
সুপারিশকৃত
সুপারিশকৃত পণ্যের সারসংক্ষেপ
এর জন্য ইঞ্জিনিয়ারিং রেফারেন্স ডেটা STM32H743AII6 — তুলনা, ডিজাইন গাইডেন্স এবং কমপ্লায়েন্স তথ্য।
নির্বাচন গাইড
বিকল্পের সাথে তুলনা
| পারামিটার | এই পণ্য | STM32H753AII6 | STM32H742AII6 | STM32H743AII6TR | STM32H743AGI6 | STM32H742AGI6 |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics - same | STMicroelectronics - same | STMicroelectronics - same | STMicroelectronics - same | STMicroelectronics - same |
| Package | 169-ball UFBGA (7x7 mm) | 169-ball UFBGA (7x7 mm) - same | 169-ball UFBGA (7x7 mm) - same | 169-ball UFBGA (7x7 mm) - same | 169-ball UFBGA (7x7 mm) - same | 169-ball UFBGA (7x7 mm) - same |
| Core Frequency | 480 MHz | 480 MHz | 480 MHz | 480 MHz | 480 MHz | 480 MHz |
| Flash Size | 2 MB | 2 MB | 2 MB | 2 MB | 1 MB | 1 MB |
| RAM Size | 1 MB | 1 MB | 1 MB | 1 MB | 1 MB | 1 MB |
| Crypto (AES/SHA) | AES-256, SHA-1/2 | AES-256, SHA, RSA, OTFDEC (enhanced) | No crypto | AES-256, SHA-1/2 (same) | AES-256, SHA-1/2 | No crypto |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
মূল পার্থক্যসমূহ
- Highest-frequency Cortex-M7 in STM32H7 family at 480 MHz (বনামSTM32F407VGT6TR)
- Integrated hardware crypto accelerators (বনামSTM32H742AII6)
- Compact 7x7 mm UFBGA package with full peripheral count (বনামSTM32H743VIT6 (100-LQFP))
- Dual-bank 2 MB Flash for live firmware update (বনামSTM32H743AGI6)
ডিজাইন নোট
The STM32H743AII6 requires a separate 1.0-1.2V core supply from an external SMPS or LDO (e.g., STSPIN32F0602 or LDO). STMicroelectronics' application note AN4936 'Getting started with STM32H7' recommends the ST1L08PUR or ST1L15PU1R linear regulator for the core rail. Place 100nF + 4.7uF decoupling capacitors within 3mm of each VDD pin, and a 10uF bulk capacitor at the SMPS output. The 3.3V I/O supply should be ramped up before or simultaneously with the core supply to avoid latch-up. Estimated: total decoupling budget is ~30 capacitors for a typical 169-UFBGA layout.
The 169-ball UFBGA package has a theta_JA of approximately 25 C/W on a 4-layer JEDEC test board. At 480 MHz with both cores and peripherals active, the device dissipates roughly 0.7-1.0W under typical loads. Estimated: junction temperature rise = 1W * 25 C/W = 25 C above ambient, so at 85 C ambient the junction is around 110 C - within the +85 C operating limit. For high-ambient industrial applications, provide a copper pour on the inner PCB layers and consider thermal vias under the central UFBGA ball array. A thermistor or on-chip temperature sensor should monitor junction temperature in safety-critical applications.
The 169-ball UFBGA uses a 0.4 mm ball pitch, which demands a 0.2 mm PCB land pattern and 0.1 mm solder mask opening. Use NSMD (non-solder mask defined) pads to improve joint reliability. Stack-up: 4-layer FR4 with 0.2 mm dielectric between top and L2 ground plane for controlled impedance on USB and Ethernet. Via-in-pad with copper-filled + capping is required for BGA breakout; microvias (0.1 mm) on the outer layers and buried vias on the inner layers improve routability. For first-article inspection, plan for X-ray inspection as the UFBGA balls are hidden under the package. ST's application note AN5886 'PCB design guidelines for STM32H7' provides reference layouts.
Common pitfalls when using the STM32H743AII6: (1) Boot mode pins (BOOT0, BOOT1) must be held low at reset for normal Flash boot, with a 10k pull-down on BOOT0; (2) The Octo-SPI peripheral requires a reference design to achieve 200 MHz operation - poor layout degrades to 50 MHz; (3) The USB HS PHY needs a 24 MHz crystal with <30 ppm accuracy for USB compliance; (4) The internal voltage regulator (LSE backup) requires a 32.768 kHz crystal, not a resonator, for RTC accuracy. Always check the option byte configuration in STM32CubeProgrammer before final firmware upload. The 2 MB dual-bank Flash has separate write protection bits that must be cleared before re-flashing.
কমপ্লায়েন্স তথ্য
RoHS compliant per ST product page. Industrial grade -40 to +85 C, not automotive AEC-Q100. For automotive applications, use the STM32H743AII6Q (AEC-Q100 qualified variant) instead.
