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STMicroelectronics STM32H7S7A8I6
- Part No.:
- STM32H7S7A8I6
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 169-UFBGA
- Datasheet:
-
STM32H7S7A8I6.pdf
- Description:
- IC MCU 32BIT 64KB FLASH 169UFBGA
- Quantity:
- Payment:
- Shipping:
Inventory:2,646
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Product details
Overview
STM32H7S7A8I6 from STMicroelectronics is an Arm® Cortex®-M7 32-bit microcontroller operating at up to 600 MHz, featuring 64 KB flash, 620 KB SRAM (548 KB with ECC), dual FD-CAN interfaces, Ethernet MAC, and hardware-accelerated graphics (NeoChrom GPU2D + Chrom-ART DMA2D). It targets high-performance embedded applications requiring real-time control, secure firmware updates, and rich multimedia I/O - such as industrial HMI panels with LCD-TFT display and USB Type-C PD support.
For engineers reviewing the STM32H7S7A8I6 datasheet, STM32H7S7A8I6 pinout, STM32H7S7A8I6 application, or STM32H7S7A8I6 equivalent, key selection considerations include its 600 MHz M7 core with L1 cache, dual FD-CAN for automotive diagnostics, on-the-fly external memory encryption, PSA Level 2/SESIP Level 3 security certification, and VFQFPN68 package compatibility with space-constrained PCB layouts.
Technical Context
The STM32H7S7A8I6 integrates a dual-bank Arm Cortex-M7 core with MPU and double-precision FPU, supported by 32+32 KB instruction/data L1 cache enabling zero-wait-state execution from flash or external memory. Its bus architecture includes AXI and AHB interconnects, two dual-port GPDMA controllers, and dedicated HPMEM and SYSMEM buses for concurrent high-bandwidth data movement.
Security is implemented via hardware root of trust (secure boot entry, HDP area), embedded RSS for secure firmware installation/update, dual AES coprocessors (one DPA-resistant), PKA for ECC verification, and MCE for on-the-fly encryption of serial/parallel external memories - all validated under PSA Level 2 and SESIP Level 3 certification scope.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M7 @ up to 600 MHz with DP-FPU and MPU - enables deterministic real-time task scheduling and floating-point-intensive algorithms (e.g., motor control, audio processing). |
| Memory | 64 KB flash + 620 KB SRAM (548 KB with ECC) - supports dual-bank execution, secure code storage, and large frame buffers for XGA-resolution LCD-TFT displays. |
| Graphics Acceleration | NeoChrom GPU2D + Chrom-ART DMA2D + Chrom-GRC GFXMMU - reduces CPU load by >70% in UI rendering, enables smooth rotation/scaling and 20% graphic resource optimization. |
| Security | PSA Level 2 & SESIP Level 3 certified; hardware unique key (HUK); 1 KB OTP; active tamper detection - meets requirements for secure boot, OTA firmware validation, and protected data storage. |
| Connectivity | 2× FD-CAN, Ethernet MAC with DMA, 2× USB OTG (FS/HS), USB Type-C PD controller, SPDIF-IN, HDMI-CEC - suitable for automotive diagnostics gateways and industrial IoT edge nodes. |
| Analog & Timing | 2× 12-bit ADC @ 5 MSPS (17 ch), CORDIC co-processor, RTC with sub-second calendar, 23 timers including 5 low-power 16-bit timers - supports precision sensor acquisition and time-critical control loops in Stop mode. |
Pinout & Package
STM32H7S7A8I6 is packaged in VFQFPN68 (10 × 10 mm, 0.4 mm pitch), a thermally enhanced, lead-free, ECOPACK2-compliant quad flat no-lead package optimized for compact industrial and automotive control modules.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA, VDDIO2 | Core, analog, and I/O power supplies | Supports 1.71–3.6 V operation; separate domains enable noise isolation for ADC and digital logic. |
| VCAP1, VCAP2 | Core voltage decoupling | Requires external 2.2 µF ceramic capacitors per pin to stabilize internal SMPS-regulated VCORE. |
| NRST | Active-low reset input | Asynchronous reset with internal pull-up; compatible with push-button or supervisor IC assertion. |
| BOOT0 | Boot mode selection | High at power-up selects system memory bootloader; tied low for main flash execution. |
| PA13/PA14 | SWD debug interface | Serial Wire Debug (SWD) clock and data pins - minimal 2-pin debug capability without JTAG overhead. |
| PD0/PD1 | OSC_IN/OSC_OUT | Connects to 4–50 MHz external crystal for precise clock generation; required for USB/Ethernet timing compliance. |
Key Features
| Feature | Design Value |
|---|---|
| Secure Firmware Installation (SFI) | Hardware-enforced authenticated update flow using embedded Root Secure Services (RSS), eliminating need for external secure element in OTA deployments. |
| On-the-fly Memory Cipher Engine (MCE) | Encrypts/decrypts external NOR/NAND/SDRAM accesses in real time - enables secure code execution from untrusted parallel/serial memories without software overhead. |
| NeoChrom GPU2D | Accelerates arbitrary-angle rotation, perspective-correct texture mapping, and alpha blending - reduces CPU utilization by ~85% in complex GUI animations on XGA displays. |
| Dual FD-CAN Controllers | Support ISO 11898-1:2015 compliant CAN FD frames (up to 8 MB/s data rate) with flexible message RAM and Tx/Rx FIFOs - ideal for vehicle ECU communication and diagnostic tools. |
| Flexible External Memory Controller (FMC) | Configurable 8-/16-bit parallel interface supporting SRAM, PSRAM, NOR, NAND, and LCD-TFT pixel data streaming - enables direct drive of industrial-grade displays without external FPGA. |
Applications
| Industrial HMI Panel | Automotive Diagnostic Tool |
|---|---|
Use Scenario: Standalone touchscreen panel for factory machine monitoring with local data logging and remote connectivity. IC Role / Device Role / Timing Role: Main application processor managing LCD-TFT display (XGA), USB Type-C PD host, Ethernet backhaul, and secure local firmware updates. Use Value: NeoChrom GPU2D renders fluid UI animations while dual FD-CAN interfaces log ECU diagnostic data concurrently with Ethernet upload - all within thermal limits of VFQFPN68 package. | Use Scenario: Handheld OBD-II scanner supporting UDS, DoIP, and CAN FD protocol translation over USB or Wi-Fi. IC Role / Device Role / Timing Role: Central protocol gateway bridging CAN FD vehicle networks to USB OTG high-speed host and Ethernet MAC for cloud telemetry. Use Value: Dual FD-CAN controllers operate independently at 5 Mbps each; hardware CRC and timestamping ensure deterministic latency (<10 µs) for critical diagnostic responses. |
| Secure Edge Gateway | Audio-Enabled Smart Sensor Node |
Use Scenario: Field-deployable IIoT node aggregating Modbus RTU, RS-485, and wireless sensor data with TLS-secured cloud upload. IC Role / Device Role / Timing Role: Trusted execution environment host with PSA-certified secure boot, encrypted external flash, and hardware-accelerated TLS handshake via AES+PKA engines. Use Value: On-the-fly MCE encryption protects firmware and configuration stored in external SDR SDRAM; 96-bit unique ID enables device identity binding in zero-touch provisioning workflows. | Use Scenario: Voice-controlled environmental monitor with dual MEMS microphone inputs, wake-word detection, and local audio preprocessing. IC Role / Device Role / Timing Role: Audio front-end processor running ADF filters, VAD, and CORDIC-based FFT on microphone streams - all in low-power Stop mode with LPUART wake-up. Use Value: Integrated audio digital filter (ADF) processes two mic channels simultaneously with programmable gain and noise suppression; 5 low-power timers maintain real-time audio sampling at 16 kHz with <5 µA quiescent current. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-performance secure MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32H753VI | Higher flash (2 MB vs. 64 KB), no FD-CAN, lacks NeoChrom GPU2D and USB Type-C PD controller | Better suited for general-purpose high-memory applications without automotive connectivity or advanced graphics | Select when larger code footprint and legacy CAN 2.0B are sufficient; avoid if FD-CAN or display acceleration is required. |
| STM32H7A3ZI | Same 600 MHz M7 core, 2 MB flash, 1 MB RAM, includes FD-CAN but no USB Type-C PD or Chrom-GRC GFXMMU | Targeted at cost-sensitive industrial automation with extended peripheral count but reduced graphics/security IP | Choose for balanced performance where USB PD and GPU2D are non-essential; verify external memory encryption capability (MCE absent). |
Compared with STM32H753VI and STM32H7A3ZI, the STM32H7S7A8I6 uniquely combines FD-CAN, USB Type-C PD, NeoChrom GPU2D, and PSA/SESIP-certified security in a compact VFQFPN68 package - making it optimal for space-constrained, graphics-rich, and automotive-diagnostic-adjacent designs where full-feature integration outweighs raw memory capacity.
Availability
STM32H7S7A8I6 is available at Aetrix Electronics and suitable for industrial HMI panels, automotive diagnostic tools, secure edge gateways, and audio-enabled smart sensor nodes requiring stable component supply across multi-year production cycles.
Supply support for STM32H7S7A8I6 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing microcontrollers, power management ICs, sensors, and automotive-grade silicon for industrial, automotive, and consumer markets.
The STM32H7S series is ST's ultra-secure, graphics-optimized MCU line targeting next-generation human-machine interfaces, automotive service tools, and trusted edge devices - emphasizing PSA/SESIP certification, on-the-fly memory encryption, and hardware-accelerated 2D graphics in compact packages.
FAQ
What is the maximum operating frequency and core type of the STM32H7S7A8I6?
The STM32H7S7A8I6 features an Arm Cortex-M7 core rated for up to 600 MHz operation, with integrated double-precision floating-point unit (DP-FPU) and memory protection unit (MPU). Its 32+32 KB L1 instruction/data cache enables zero-wait-state execution from embedded flash or external memory, delivering 3196 CoreMark® (5.33 CoreMark®/MHz) performance.
Does the STM32H7S7A8I6 support secure firmware updates out of the box?
Yes - it includes embedded Root Secure Services (RSS) enabling Secure Firmware Installation (SFI) and Secure Firmware Update (SFU) with hardware-backed authentication. The device supports certificate-based debug reopening, secure hide protection area (HDP), and hardware unique key (HUK) generation - all validated under PSA Level 2 and SESIP Level 3 certification.
Which package variant does STM32H7S7A8I6 use, and what are its thermal advantages?
The STM32H7S7A8I6 uses the VFQFPN68 package (10 × 10 mm, 0.4 mm pitch), which features an exposed thermal pad for enhanced heat dissipation. This package supports higher sustained CPU loads in compact enclosures and complies with ECOPACK2 environmental standards, making it suitable for convection-cooled industrial control modules.
Can the STM32H7S7A8I6 drive an LCD-TFT display directly, and what resolution is supported?
Yes - it integrates a dedicated LCD-TFT controller supporting up to XGA resolution (1024 × 768) with RGB interface, dithering, and programmable pixel clock. Combined with Chrom-ART DMA2D and NeoChrom GPU2D, it offloads graphics composition from the CPU and enables smooth UI rendering without external video memory or display controller ICs.
STM32H7S7A8I6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 169-UFBGA
- Series:
- STM32H7
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M7
- Core Size:
- 32-Bit
- Speed:
- 600MHz
- Connectivity:
- CANbus, EBI/EMI, Ethernet, I2C, IrDA, LINbus, MDIO, MMC/SD/SDIO, QSPI, SAI, SPDIF, SPI, SWPMI, UART/USART, USB OTG
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
- Number of I/O:
- 117
- Program Memory Size:
- 64KB (64K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 616K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.71V ~ 3.6V
- Data Converters:
- A/D 17x12b
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32H7S7A8I6 FAQ
1.How can I place an order for STM32H7S7A8I6 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32H7S7A8I6 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for STM32H7S7A8I6 reliable?
The price and inventory of STM32H7S7A8I6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32H7S7A8I6 is usually 5 days.
3.What payment methods are accepted for STM32H7S7A8I6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32H7S7A8I6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32H7S7A8I6?
STM32H7S7A8I6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32H7S7A8I6 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for STM32H7S7A8I6?
For technical support, including STM32H7S7A8I6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32H7S7A8I6 requirements.
6.How does Aetrix verify that STM32H7S7A8I6 is sourced from the original manufacturer or authorized distributors?
All STM32H7S7A8I6 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STM32H7S7A8I6 meets industry standards.
7.What is the process for return or replacement of STM32H7S7A8I6?
All STM32H7S7A8I6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32H7S7A8I6, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The STM32H7S7A8I6 part is unused and in its original packaging.
Return procedure for STM32H7S7A8I6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
STM32H7S7A8I6 Tags
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ATTINY4-TSHR
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