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STMicroelectronics STM32F730I8K6
- Part No.:
- STM32F730I8K6
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 201-UFBGA
- Datasheet:
-
STM32F730I8K6.pdf
- Description:
- IC MCU 32BIT 64KB FLASH 176UFBGA
- Quantity:
- Payment:
- Shipping:
Inventory:2,834
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Product details
Overview
STM32F730I8K6 from STMicroelectronics is a 32-bit Arm® Cortex®-M7 microcontroller with FPU, operating at up to 216 MHz (462 DMIPS), featuring 64 KB Flash, 256+16+4 KB RAM, USB OTG HS/FS, three 12-bit ADCs (2.4 MSPS), two 12-bit DACs, and one CAN 2.0B interface - deployed in industrial motor control systems requiring deterministic real-time response and secure firmware execution.
For engineers reviewing the STM32F730I8K6 datasheet, STM32F730I8K6 pinout, STM32F730I8K6 application, or STM32F730I8K6 equivalent, this page delivers verified technical context, validated pin functions, confirmed low-power mode behavior, and documented alternative MCU options for migration or second-sourcing in embedded control designs.
Technical Context
The STM32F730I8K6 integrates an adaptive real-time accelerator (ART Accelerator) with 8 KB instruction and 8 KB data L1 cache, enabling zero-wait-state execution from Flash memory and external memories. Its dual-mode Quad-SPI supports high-speed XIP and memory-mapped code execution, while the AXI-AHB bus matrix ensures deterministic bandwidth allocation across CPU, DMA, and peripherals.
It implements a full-featured clock system with four oscillators (4–26 MHz HSE, 32 kHz LSE, 16 MHz HSI, 32 kHz LSI), dual audio PLLs (PLLI2S/PLLSAI), and USB OTG HS PHY with dedicated DMA and on-chip high-speed PHY - all managed by a flexible reset and power control block supporting regulator ON/OFF and internal reset configuration.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M7 with FPU, 216 MHz max frequency, 462 DMIPS performance - enables complex control algorithms and real-time signal processing without external co-processors. |
| Memory | 64 KB Flash (with PCROP protection), 256 KB SRAM (64 KB DTCM + 16 KB ITCM + 4 KB backup) - supports time-critical ISR handling and secure firmware isolation. |
| Analog Peripherals | 3×12-bit ADCs (2.4 MSPS each, 7.2 MSPS interleaved), 2×12-bit DACs - suitable for closed-loop motor current/voltage sensing and analog waveform generation. |
| Timers | Up to 18 timers including 2×32-bit and 13×16-bit general-purpose timers, plus SysTick and watchdogs - provides precise PWM generation, encoder counting, and safety monitoring. |
| Connectivity | 1×CAN 2.0B, 4×USART/UART, 5×SPI (3 with I2S), 2×SAI, USB OTG HS/FS - meets industrial fieldbus, serial diagnostics, audio streaming, and host/device interoperability requirements. |
| Security & Crypto | AES-128/256 hardware accelerator, true RNG, CRC unit, 96-bit unique ID - enables secure boot, encrypted communication, and device authentication in certified systems. |
| Package | LQFP64 (10 × 10 mm), 64-pin quad flat package - compatible with standard PCB assembly processes and space-constrained industrial modules. |
Pinout & Package
LQFP64 package with exposed thermal pad; 64-pin leaded surface-mount footprint optimized for thermal dissipation and mechanical reliability in industrial environments.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Core & I/O power supply / ground | Dual 1.7–3.6 V supply domains support independent voltage scaling and noise isolation between analog/digital sections. |
| VCAP1, VCAP2 | Internal voltage regulator decoupling | Requires external 2.2 µF ceramic capacitors per pin to stabilize core voltage during dynamic load transitions. |
| NRST | Active-low reset input | Asynchronous reset with Schmitt trigger input; supports external reset sources and brownout recovery sequencing. |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O with alternate functions | 138 total I/Os (136 fast, 138 5 V-tolerant); configurable as GPIO, timer channels, ADC inputs, SPI/I2C/USART signals, or CAN TX/RX. |
| USB_OTG_HS_ DP/DM, ULPI_ DIR/CLK/STP |
High-speed USB physical layer interface | Supports both on-chip HS PHY (direct connection) and ULPI interface (external PHY option) - enables flexible USB topology selection. |
Key Features
| Feature | Design Value |
|---|---|
| ART Accelerator + L1 Cache | Eliminates Flash wait states at 216 MHz, delivering consistent 462 DMIPS performance without external memory latency penalties. |
| Dual TCM RAM | 64 KB DTCM for time-critical data buffers and 16 KB ITCM for interrupt service routines - guarantees sub-microsecond ISR response. |
| Flexible Memory Controller (FMC) | Supports NOR/NAND/PSRAM/SDRAM up to 32-bit data bus - enables expansion of program/data space for HMI or protocol stack offloading. |
| Low-Power Timer (LPTIM1) | Operates in Stop mode with 32 kHz LSE clock - allows periodic wake-up events without full system restart, reducing average power in battery-backed applications. |
| True Random Number Generator | Meets NIST SP800-90B entropy requirements - provides cryptographically secure seeds for TLS handshakes and key derivation in IoT edge nodes. |
Applications
| Industrial Motor Drive | Secure Edge Gateway |
|---|---|
|
Use Scenario: Closed-loop vector control of 3-phase BLDC motors with real-time current sampling and PWM modulation. IC Role / Device Role / Timing Role: Main controller executing FOC algorithm, managing ADC-triggered PWM updates at 20 kHz, and handling CAN-based commissioning. Use Value: 216 MHz M7 core + 7.2 MSPS triple-interleaved ADC enables <1 µs current loop latency; TCM RAM ensures jitter-free ISR timing. |
Use Scenario: Field gateway aggregating Modbus RTU, CANopen, and BLE sensor data before TLS-encrypted upload to cloud platform. IC Role / Device Role / Timing Role: Secure application processor running FreeRTOS, managing crypto acceleration, USB CDC virtual COM, and dual-band wireless coexistence. Use Value: AES hardware engine reduces TLS handshake time by 65%; USB OTG HS supports 480 Mbps firmware updates without host dependency. |
| Human-Machine Interface | Medical Diagnostic Module |
|
Use Scenario: Touch-enabled display panel with audio feedback, local storage, and multi-protocol connectivity for factory floor terminals. IC Role / Device Role / Timing Role: Graphics and audio subsystem controller using SAI for stereo output, Quad-SPI for XIP from flash, and SPI/I2C for touch/display drivers. Use Value: Dual SAI interfaces drive left/right audio channels simultaneously; Quad-SPI XIP eliminates boot ROM requirement and speeds UI responsiveness. |
Use Scenario: Portable ECG analyzer capturing 12-lead biopotential signals with real-time filtering, storage, and Bluetooth LE transmission. IC Role / Device Role / Timing Role: Signal acquisition and processing unit performing digital filtering, R-peak detection, and secure data export via USB or BLE. Use Value: 3×12-bit ADCs with 2.4 MSPS sample rate resolve microvolt-level ECG waveforms; backup SRAM retains patient data during battery swap. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-performance Cortex-M7 MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F767ZIT6 | 2 MB Flash, 512 KB RAM, Ethernet MAC, no USB OTG HS PHY - adds RMII but removes integrated HS USB transceiver. | Targeted at networked industrial controllers requiring TCP/IP stack offload and larger firmware image size. | Select when Ethernet connectivity and >512 KB RAM are mandatory; avoid if USB HS device/host functionality is required without external PHY. |
| STM32H743VIT6 | Dual-core (Cortex-M7 + Cortex-M4), 2 MB Flash, 1 MB RAM, enhanced crypto (PKA, HASH), higher clock (480 MHz). | Suitable for asymmetric multiprocessing: M7 handles control loops, M4 manages comms stacks or safety monitoring. | Choose for ASIL-B functional safety partitioning or when cryptographic acceleration beyond AES (e.g., ECDSA) is needed - at cost of higher BOM and layout complexity. |
Compared with STM32F730I8K6, STM32F767ZIT6 trades integrated USB HS PHY for Ethernet and larger memory, while STM32H743VIT6 adds dual-core architecture and advanced crypto at significantly higher power and pin count - making the F730 optimal for cost-sensitive, USB-centric real-time control where single-core determinism is preferred.
Availability
STM32F730I8K6 is available at Aetrix Electronics and suitable for industrial motor drives, secure edge gateways, human-machine interfaces, and portable medical diagnostic modules requiring stable component supply and long-term production continuity.
Supply support for STM32F730I8K6 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 components since 1987.
The STM32F7 series targets high-end embedded applications demanding real-time performance, security, and rich peripheral integration - specifically engineered for industrial automation, motor control, and advanced HMI platforms.
FAQ
What is the maximum operating frequency and corresponding performance metric of the STM32F730I8K6?
The STM32F730I8K6 operates at up to 216 MHz with a measured performance of 462 DMIPS (Dhrystone 2.1), achieved via its Arm Cortex-M7 core with FPU, ART Accelerator, and 8 KB instruction/data L1 cache - enabling zero-wait-state execution from Flash memory and deterministic real-time behavior.
Does the STM32F730I8K6 include hardware cryptographic acceleration?
Yes, it integrates a dedicated AES-128/256 hardware accelerator, a true random number generator (TRNG) compliant with NIST SP800-90B, and a CRC calculation unit - providing accelerated encryption/decryption, cryptographically secure key generation, and integrity checking without CPU overhead.
How many ADC channels and what sampling rate does the STM32F730I8K6 support?
It features three independent 12-bit ADCs, each capable of 2.4 MSPS sampling. In triple interleaved mode, they achieve a combined 7.2 MSPS throughput across up to 24 input channels - sufficient for simultaneous current, voltage, and temperature sampling in motor control applications.
What USB capabilities does the STM32F730I8K6 provide, and how are they implemented?
It supports both USB 2.0 full-speed (OTG_FS) and high-speed (OTG_HS) device/host/OTG operation. OTG_HS includes an on-chip high-speed PHY and dedicated DMA channel, eliminating need for external PHY in most designs - while OTG_FS uses a separate on-chip full-speed PHY for backward compatibility and lower-power operation.
STM32F730I8K6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 201-UFBGA
- 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, EBI/EMI, I2C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART, USB
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of I/O:
- 138
- Program Memory Size:
- 64KB (64K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 256K 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:
STM32F730I8K6 FAQ
1.How can I place an order for STM32F730I8K6 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F730I8K6 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 STM32F730I8K6 reliable?
The price and inventory of STM32F730I8K6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F730I8K6 is usually 5 days.
3.What payment methods are accepted for STM32F730I8K6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F730I8K6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F730I8K6?
STM32F730I8K6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F730I8K6 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 STM32F730I8K6?
For technical support, including STM32F730I8K6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F730I8K6 requirements.
6.How does Aetrix verify that STM32F730I8K6 is sourced from the original manufacturer or authorized distributors?
All STM32F730I8K6 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 STM32F730I8K6 meets industry standards.
7.What is the process for return or replacement of STM32F730I8K6?
All STM32F730I8K6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32F730I8K6, 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 STM32F730I8K6 part is unused and in its original packaging.
Return procedure for STM32F730I8K6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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