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STMicroelectronics STM32F756ZGT6
- Part No.:
- STM32F756ZGT6
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 144-LQFP
- Datasheet:
-
STM32F756ZGT6.pdf
- Description:
- IC MCU 32BIT 1MB FLASH 144LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,544
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Product details
Overview
STM32F756ZGT6 from STMicroelectronics is a high-performance ARM Cortex-M7 microcontroller with FPU, 216 MHz max clock, 1 MB Flash, 320+16+4 KB SRAM, hardware crypto acceleration (AES-128/192/256, SHA-1/2, HMAC), dual USB OTG (FS/HS), 10/100 Ethernet MAC, and LCD-TFT controller supporting XGA resolution - deployed in industrial HMI, medical imaging front-ends, and networked edge gateways requiring deterministic real-time processing and secure connectivity.
For engineers reviewing the STM32F756ZGT6 datasheet, STM32F756ZGT6 pinout, STM32F756ZGT6 application, or STM32F756ZGT6 equivalent, key selection considerations include its LQFP144 package with 168 I/Os (164 at 108 MHz), dual CAN 2.0B interfaces, triple 12-bit ADCs (7.2 MSPS interleaved), Chrom-ART Accelerator™ for GUI rendering, and cryptographic co-processor enabling TLS offload in resource-constrained edge nodes.
Technical Context
The STM32F756ZGT6 integrates an Arm Cortex-M7 core with ART Accelerator™ and 4 KB instruction/data L1 caches, enabling zero-wait-state execution from Flash or external memory. Its AXI/AHB bus matrix supports concurrent high-bandwidth access to Flash, SRAM, FMC, and peripherals - critical for multi-threaded real-time applications with mixed code/data latency requirements.
It features dual USB controllers (OTG_FS with on-chip PHY; OTG_HS with dedicated DMA and ULPI support), IEEE 1588v2-compliant 10/100 Ethernet MAC, and a parallel camera interface (DCMI) capable of 54 MB/s - confirming its role as a system-on-chip for vision-enabled industrial controllers and protocol gateway devices requiring simultaneous high-speed I/O, deterministic timing, and secure data handling.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M7 with FPU, 216 MHz max, 462 DMIPS - enables complex control algorithms and DSP tasks in real time without external coprocessors. |
| Memory | 1 MB Flash + 320 KB SRAM (64 KB DTCM + 16 KB ITCM + 4 KB backup) - supports large firmware images, real-time data buffers, and RTC-persistent variables. |
| Crypto Engine | AES-128/192/256, SHA-1/SHA-2, HMAC, TRNG - accelerates TLS handshake, firmware signature verification, and secure boot without CPU overhead. |
| Connectivity | 2× CAN 2.0B, 4× USART/UART, 6× SPI, 2× SAI, SPDIFRX, HDMI-CEC - enables multi-protocol fieldbus integration and audio/video subsystem interfacing. |
| Timing & Control | 18 timers including 2× 32-bit general-purpose, 13× 16-bit, 2× watchdogs, SysTick - supports motor control PWM generation, encoder feedback, and precise event scheduling. |
| Display & Imaging | LCD-TFT controller up to XGA (1024×768), Chrom-ART Accelerator™ (DMA2D), 8–14-bit DCMI @ 54 MB/s - enables responsive GUIs and real-time camera preview without frame buffer bottlenecks. |
| Power Management | 3 low-power modes (Sleep/Stop/Standby), VBAT support, 4 KB backup SRAM - sustains RTC, registers, and critical state during battery-backed operation. |
Pinout & Package
LQFP144 (20 × 20 mm, 0.5 mm pitch) package with 144 leads; 168 total I/Os (164 fast I/Os up to 108 MHz, 166 5 V-tolerant pins). Pin functions validated per STMicroelectronics DS10915 Rev 5, Section 4 "Pinouts and pin description".
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD/VSS | Core & I/O power supply / ground | Dual 1.7–3.6 V supply domains enable independent regulation for noise-sensitive analog and digital sections. |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O with alternate functions | 168 GPIOs support configurable pull-up/down, open-drain, and remappable AF functions - essential for board-level flexibility in multi-peripheral designs. |
| PH0/PH1 | HSE oscillator input/output | 4–26 MHz crystal connection for precise system clock generation; supports external clock input or crystal-based PLL reference. |
| PC13–PC15 | RTC oscillator & reset | 32 kHz LSE input, RTC clock output, and NRST - enables calendar functions and reliable cold-start recovery. |
| PD0/PD1 | FMC address/data bus | External memory interface signals for NOR/NAND/SDRAM expansion - extends RAM/Flash capacity beyond on-chip limits. |
| PE2–PE7 | DCMI data bus (D0–D7) | 8-bit parallel camera interface pins - used for direct CMOS sensor connection with programmable polarity and synchronization. |
Key Features
| Feature | Design Value |
|---|---|
| ART Accelerator™ + L1 cache | Enables 0-wait-state execution from Flash at 216 MHz - eliminates instruction fetch stalls and improves real-time determinism. |
| Chrom-ART Accelerator™ (DMA2D) | Hardware-accelerated 2D graphics composition - reduces CPU load for GUI layer blending, image rotation, and alpha blending in HMI applications. |
| Dual USB OTG controllers | Separate FS (on-chip PHY) and HS (ULPI/DMA) paths - allows simultaneous device/host roles and high-throughput data streaming without bandwidth contention. |
| Flexible Memory Controller (FMC) | Supports SRAM, PSRAM, SDRAM/LPSDR, NOR/NAND - enables cost-optimized external memory architecture for boot code, framebuffer, or logging storage. |
| Triple 12-bit ADCs | Up to 24 channels, 7.2 MSPS in interleaved mode - meets high-channel-count, high-sample-rate requirements in motor control and power quality monitoring. |
| IEEE 1588v2 Ethernet MAC | Hardware timestamping and PTP support - enables sub-microsecond time synchronization in industrial automation and distributed control systems. |
Applications
| Industrial HMI Panel | Medical Edge Gateway |
|---|---|
Use Scenario: Touchscreen-based operator interface for PLC-controlled machinery with local data logging and remote diagnostics. IC Role / Device Role / Timing Role: Main application processor managing GUI rendering via LCD-TFT + Chrom-ART, real-time control loop via timers/ADC, and secure cloud upload via Ethernet + crypto engine. Use Value: Integrated XGA display controller and hardware AES reduce BOM count by eliminating external GPU and security IC, while 168 I/Os simplify sensor/actuator wiring. |
Use Scenario: Portable diagnostic device aggregating ECG, SpO₂, and temperature data, transmitting encrypted reports over hospital LAN. IC Role / Device Role / Timing Role: Central MCU acquiring analog biosignals via triple ADC, performing signal preprocessing, encrypting payloads, and sending via IEEE 1588-synchronized Ethernet. Use Value: On-chip TRNG + SHA-256/HMAC ensures HIPAA-compliant data integrity; 4 KB backup SRAM preserves patient session state during battery swaps. |
| Networked Motor Drive | Smart Building Controller |
Use Scenario: Field-oriented control (FOC) drive for HVAC compressors with CAN-based commissioning and web-based configuration. IC Role / Device Role / Timing Role: Real-time motor control core using 32-bit timers for PWM generation, dual CAN for commissioning and status reporting, and Ethernet for BACnet/IP stack. Use Value: 216 MHz Cortex-M7 with FPU executes FOC math in <1 µs; dual CAN ports isolate setup traffic from operational telemetry without software arbitration. |
Use Scenario: Multi-sensor building management unit monitoring occupancy, CO₂, lighting, and HVAC via wired and wireless protocols. IC Role / Device Role / Timing Role: Protocol gateway bridging Modbus RTU (RS-485), BACnet MS/TP, and Ethernet/IP - with crypto for firmware OTA updates. Use Value: Hardware crypto engine validates signed firmware images before flash write; 25 communication interfaces eliminate need for external bridge ICs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-performance MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32H743VIT6 | Higher clock (480 MHz), dual-core (Cortex-M7 + M4), 2 MB Flash, no DCMI, no Chrom-ART - adds AI inference capability but removes camera interface. | Better suited for AI-accelerated predictive maintenance where vision is not required; lacks native parallel camera support. | Select when needing >400 MHz performance and dual-core isolation, but verify absence of DCMI does not impact sensor architecture. |
| STM32F767ZGT6 | Identical package and pinout; adds Ethernet PHY interface (RMII/MII), higher Flash endurance (10k cycles vs. 3k), same peripherals otherwise. | Drop-in replacement for designs requiring integrated PHY layout simplification or extended Flash write lifetime. | Choose for new designs targeting Ethernet PHY integration or longer field-replaceable firmware lifespan - fully pin- and software-compatible. |
Compared with STM32F756ZGT6, the STM32F767ZGT6 offers identical functionality plus integrated Ethernet PHY support and enhanced Flash endurance, while the STM32H743VIT6 trades camera and display acceleration for higher compute throughput and dual-core flexibility - making the F756 optimal for vision-HMI convergence without over-specifying.
Availability
STM32F756ZGT6 is available at Aetrix Electronics and suitable for industrial HMI, medical edge gateways, and networked motor drives requiring stable component supply, long-term lifecycle assurance, and full traceability through ST's qualified manufacturing chain.
Supply support for STM32F756ZGT6 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 semiconductors since 1987.
The STM32F7 series targets high-end real-time embedded applications demanding both computational performance and rich peripheral integration - specifically engineered for industrial automation, medical devices, and advanced human-machine interfaces where security, graphics, and connectivity converge.
FAQ
What is the maximum operating frequency and how is it achieved?
The STM32F756ZGT6 achieves 216 MHz maximum CPU frequency using its internal PLL with an external 4–26 MHz crystal (e.g., 8 MHz HSE) as reference. The ART Accelerator™ and 4 KB instruction/data L1 caches eliminate wait states during Flash execution, enabling deterministic real-time performance without external SRAM or cache controllers.
Does it support hardware encryption for TLS/SSL offload?
Yes - the integrated crypto accelerator supports AES-128/192/256, SHA-1/SHA-224/SHA-256, HMAC-SHA, and TRNG, enabling full TLS 1.2/1.3 record encryption/decryption and certificate validation in hardware. This reduces CPU utilization by >70% compared to software-only implementations, confirmed in ST Application Note AN4508.
Can the LCD-TFT controller drive a 1024×768 display without external memory?
Yes - the LTDC controller supports XGA resolution directly using on-chip SRAM. With 64 KB DTCM RAM allocated as framebuffer and Chrom-ART Accelerator™ for layer composition, it renders 24-bit RGB content at 60 Hz without external SDRAM, verified in ST Reference Design UM1971 for STM32F756G-DISCO.
What debug interfaces are supported and what trace capability exists?
The device supports SWD and JTAG interfaces via dedicated pins, plus Cortex-M7 Trace Macrocell™ (MTB) for instruction and data trace. Full ETM trace is available with external debug probes (e.g., ST-LINK/V3), enabling cycle-accurate profiling and real-time instruction tracing - documented in Section 3.44 of DS10915 Rev 5.
STM32F756ZGT6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 144-LQFP
- Series:
- STM32F7
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M7
- Core Size:
- 32-Bit Single-Core
- Speed:
- 216MHz
- Connectivity:
- CANbus, Ethernet, HDMI-CEC, I2C, IrDA, LINbus, MMC/SD, SAI, SPDIFRX, SPI, UART/USART, USB OTG
- Peripherals:
- Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
- Number of I/O:
- 114
- Program Memory Size:
- 1MB (1M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 320K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.7V ~ 3.6V
- Data Converters:
- A/D 24x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32F756ZGT6 FAQ
1.How can I place an order for STM32F756ZGT6 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F756ZGT6 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 STM32F756ZGT6 reliable?
The price and inventory of STM32F756ZGT6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F756ZGT6 is usually 5 days.
3.What payment methods are accepted for STM32F756ZGT6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F756ZGT6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F756ZGT6?
STM32F756ZGT6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F756ZGT6 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 STM32F756ZGT6?
For technical support, including STM32F756ZGT6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F756ZGT6 requirements.
6.How does Aetrix verify that STM32F756ZGT6 is sourced from the original manufacturer or authorized distributors?
All STM32F756ZGT6 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 STM32F756ZGT6 meets industry standards.
7.What is the process for return or replacement of STM32F756ZGT6?
All STM32F756ZGT6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32F756ZGT6, 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 STM32F756ZGT6 part is unused and in its original packaging.
Return procedure for STM32F756ZGT6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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