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Home Products Integrated Circuits (ICs)Embedded - Microcontrollers~~STM32F730V8T6TR~~

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STM32F730V8T6TR - STMicroelectronics

Manufacturer Part Number: STM32F730V8T6TR

Manufacturer: STMicroelectronics

Allelco Part Number: 98D-STM32F730V8T6TR

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 46,940 pcs available, New & Original

Parts Description: CONTROLLER / PROCESSOR

Package: 100-LQFP (14x14)

Data sheet: -

RoHs Status: ROHS3 Compliant

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In stock: 46940

Unit Price: $4.526
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Specifications

STM32F730V8T6TR Tech Specifications
STMicroelectronics - STM32F730V8T6TR technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - STM32F730V8T6TR

Product Attribute	Attribute Value
Manufacturer	STMicroelectronics
Voltage - Supply (Vcc/Vdd)	1.7V ~ 3.6V
Supplier Device Package	100-LQFP (14x14)
Speed	216MHz
Series	STM32F7
RAM Size	256K x 8
Program Memory Type	FLASH
Program Memory Size	64KB (64K x 8)
Peripherals	Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Package / Case	100-LQFP

Product Attribute	Attribute Value
Package	Tape & Reel (TR)
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Number of I/O	82
Mounting Type	Surface Mount
EEPROM Size	-
Data Converters	A/D 16x12b; D/A 2x12b
Core Size	32-Bit
Core Processor	ARM® Cortex®-M7
Connectivity	CANbus, EBI/EMI, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, UART/USART, USB

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)
REACH Status	REACH Unaffected

Frequently Asked Questions(FAQ)

How does the STM32F730V8T6TR compare to other STM32F7 series microcontrollers in terms of core performance and memory footprint for embedded control applications?: The STM32F730V8T6TR features a 216MHz ARM Cortex-M7 core with 64KB of embedded Flash and 256KB of SRAM, positioning it as a mid-range option within the STM32F7 family. While higher-end variants like the STM32F746 offer up to 1MB of Flash and 340KB of RAM at the same clock speed, the STM32F730V8T6TR provides sufficient program storage and data handling for moderate complexity real-time control tasks. Its compact memory profile makes it suitable for space-constrained designs where cost and power efficiency are prioritized over maximum computational throughput.

What are the key trade-offs when selecting the STM32F730V8T6TR for a USB-enabled industrial sensor node operating in a -40°C to 85°C environment?: The STM32F730V8T6TR supports full-speed USB 2.0 via its onboard peripheral, enabling reliable communication with host systems in industrial settings. However, designers must consider that while the microcontroller’s internal oscillator provides flexibility, it may require external crystal stabilization for precise USB timing compliance—especially under thermal variation across its extended temperature range. Additionally, the 64KB Flash limits firmware size, demanding careful code optimization for sensor drivers and protocol stacks. The 1.7V–3.6V supply range allows operation on battery or low-voltage rails common in portable instrumentation.

Can the STM32F730V8T6TR be used in motor control applications requiring CANbus and high-resolution PWM outputs simultaneously?: Yes, the STM32F730V8T6TR includes both CAN and advanced PWM peripherals, making it viable for certain motor control roles such as BLDC fan drives or stepper motor sequencing. However, the limited number of dedicated PWM channels relative to higher-end F7 models means complex multi-axis motion control would exceed pin availability. Furthermore, while the device supports DMA-assisted data transfers, concurrent use of CAN, PWM, and QSPI may strain the AXI bus bandwidth at peak loads, potentially introducing latency unless carefully scheduled.

How does the STM32F730V8T6TR handle analog signal acquisition given its 16-channel 12-bit ADC and dual 12-bit DAC?: The STM32F730V8T6TR integrates a 12-bit SAR-type ADC capable of sampling multiple channels at rates up to 2.4 MSPS (multiplexed), which is adequate for most sensor conditioning tasks like thermistor reading or current sensing in power monitoring systems. With 16 input channels, users can multiplex several transducers without external muxes. Paired with two 12-bit DACs, it enables basic waveform generation or offset adjustment for feedback loops. However, absolute accuracy depends heavily on reference voltage stability and calibration; typical INL/DNL errors may require software correction in precision applications.

Is the STM32F730V8T6TR suitable for wireless gateway prototypes using QSPI-connected flash and UART-based LoRaWAN modules?: Absolutely. The STM32F730V8T6TR’s QSPI interface allows fast boot and configuration from external NOR flash, reducing startup time compared to SPI-only solutions. Its multiple UART/USART ports support asynchronous communication with LoRaWAN modems, while DMA channels offload CPU during packet transmission. Given the 64KB Flash constraint, firmware must be modular—keeping network stack and radio driver logic separate from application code. The 82 I/O pins also provide ample GPIOs for status LEDs, reset circuits, and SPI/I2C sensors around the gateway node.

What considerations apply when replacing an older STM32F4-based design with the STM32F730V8T6TR in terms of software portability?: Migrating from an STM32F4 to the STM32F730V8T6TR benefits from shared HAL/LL APIs within ST’s ecosystem, but significant changes occur due to the Cortex-M7 architecture. Developers must account for increased interrupt latency, different NVIC behavior, and floating-point unit (FPU) usage patterns. Moreover, the STM32F730V8T6TR lacks some F4-specific peripherals like DCMI (camera interface), so vision-related features would need redesign. Clock tree management also differs—the F7 uses a more flexible PLL structure, requiring updated initialization sequences in startup code and middleware.

How reliable is the internal oscillator of the STM32F730V8T6TR for time-critical applications like CAN FD timestamping?: The STM32F730V8T6TR relies on an internal RC oscillator calibrated at factory, typically accurate within ±1% over industrial temperatures (-40°C to 85°C). For non-safety-critical CAN applications, this suffices for standard CAN (500 kbps or lower). However, for higher-speed or deterministic timing, especially in automotive environments, an external 4–48 MHz crystal should be used to drive the main PLL. Using the internal oscillator risks jitter accumulation over long durations, which could violate bit timing margins in sensitive protocols—designers should verify tolerance requirements against datasheet specifications.

What are the implications of the STM32F730V8T6TR’s 100-LQFP package on PCB layout and thermal dissipation in dense industrial PCBs?: The 100-pin LQFP (14x14 mm) offers a balance between pin count and board space, but its 0.5mm pitch demands tight trace routing under IPC Class 2 standards. Thermal vias beneath the exposed pad improve heat sinking, though the STM32F730V8T6TR’s max junction temperature is 150°C. In high ambient temperatures near 85°C, continuous full-load operation may necessitate airflow or reduced duty cycles to avoid throttling. Signal integrity becomes critical for high-speed lines like SAI, SPI, and USB, requiring controlled impedance traces and careful return path planning adjacent to power planes.

Can the STM32F730V8T6TR run FreeRTOS efficiently with multiple tasks accessing shared peripherals like I2C and SPI?: Yes, FreeRTOS runs well on the STM32F730V8T6TR thanks to its 216MHz FPU and sufficient RAM (256KB). However, concurrent access to shared buses (e.g., I2C or SPI) requires proper mutex handling or RTOS-aware semaphores to prevent race conditions. Given the lack of hardware arbitration, designers must implement software-level protection, possibly using queue-based messaging between tasks to serialize peripheral access. The presence of DMA simplifies data transfer once ownership is managed correctly, minimizing CPU overhead during bulk operations.

What precautions should be taken during programming and debugging of the STM32F730V8T6TR using SWD interface?: When using the Serial Wire Debug (SWD) interface, ensure pull-up resistors (typically 4.7kΩ) are present on SWCLK and SWDIO lines to maintain signal integrity, especially over longer cables. Power sequencing must stabilize before initiating debug sessions—brown-out reset circuitry protects against premature entry into low-power modes. Also, note that certain peripherals (like RNG or crypto engine) may require specific clock configurations before activation, which can interfere with debug visibility if not initialized properly in firmware. Use ST-Link V2 or compatible tools with updated firmware for best compatibility.

Does the STM32F730V8T6TR support secure boot or cryptographic functions out of the box?: The STM32F730V8T6TR includes an AES-256 hardware accelerator and HASH module, enabling encryption and message authentication in firmware. However, it lacks a true random number generator (TRNG) found in higher-security variants, limiting entropy sources for key generation. Secure boot requires external flash with write-protection features and careful key provisioning. Without TrustZone support, isolation between trusted and untrusted code must be achieved through software partitioning and memory protection unit (MPU) configuration—adding complexity to secure firmware development.

How does the STM32F730V8T6TR compare to the STM32H7 series in terms of power consumption and computational density?: The STM32F730V8T6TR consumes less static and dynamic power than the STM32H7 series due to its lower integration level and absence of cache and ART accelerators. While both share the Cortex-M7 core and similar process nodes, the STM32H7 achieves higher sustained throughput (up to 650 DMIPS vs. ~500 for the F730) and larger memories. The F730 trades raw performance for lower cost and power, making it ideal for edge devices where energy efficiency outweighs peak compute needs. Battery-powered sensor networks often prefer the F730 over the H7 for this reason.

What are the limitations of using the STM32F730V8T6TR for audio streaming via the SAI peripheral?: The STM32F730V8T6TR supports SAI (Serial Audio Interface) for I2S audio streams, but its 64KB Flash restricts buffer sizes and codec libraries. Real-time audio processing demands predictable latency and minimal garbage collection, which is challenging with limited code space. Additionally, the 256KB RAM may fill quickly with double-buffered samples at 48kHz stereo—requiring efficient memory pooling. External memory expansion via FSMC/EBI is possible but adds board complexity. Thus, the STM32F730V8T6TR suits simple playback or capture roles rather than complex DSP-heavy audio algorithms.

Is the STM32F730V8T6TR compliant with automotive-grade reliability standards?: No, the STM32F730V8T6TR is specified for industrial temperature ranges (-40°C to 85°C) and meets commercial-grade quality levels. It does not carry AEC-Q100 certification, nor is it qualified for automotive functional safety (ISO 26262). While robust for factory automation or medical devices, its use in automotive powertrain or ADAS systems would require additional qualification and redundancy measures beyond component selection alone.

How can developers mitigate the impact of Flash memory wear when using the STM32F730V8T6TR for logging applications?: Since the STM32F730V8T6TR’s 64KB Flash has limited erase/write cycles (~10k), persistent logging must avoid frequent writes to the same sectors. Implement wear leveling by distributing log entries across multiple blocks or using external FRAM/NVM chips for high-frequency updates. Alternatively, compress data before writing or batch logs into larger packets reduces write frequency. ST’s X-CUBE-STORAGE middleware can help manage file system operations safely within these constraints.

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics STM32F730V8T6TR

Product Attribute
Part Number	STM32F730Z8T6TR	STM32F732VET6TR	STM32F730I8K6TR	STM32F730V8T6
Manufacturer	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics
Number of I/O	-	-	-	-
Peripherals	-	-	-	-
Speed	-	-	-	-
Core Processor	-	-	-	-
Program Memory Type	-	-	-	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Oscillator Type	-	-	-	-
Series	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Program Memory Size	-	-	-	-
Data Converters	-	-	-	-
Voltage - Supply (Vcc/Vdd)	-	-	-	-
Core Size	-	-	-	-
Connectivity	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
EEPROM Size	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
RAM Size	-	-	-	-

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Customer Reviews

Evaluation: 10 Articles

Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.
Yuki***aka88

May 26, 2026

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。
Stev***aker

May 20, 2026

Solid diode for power rectification. Works well in switching circuits.
Bran***Lewis

May 11, 2026

Compact FPGA with good performance. Suitable for basic signal processing tasks.
Oliv***arris

May 7, 2026

Reliable I/O expander. Works well in embedded control applications.
Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.
Daic***K.

Mar 23, 2026

Very good. No issue after long time testing.

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Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
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	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

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1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

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