STM32H733VGT6 - 550MHz Cortex-M7 MCU with FPU | STMicroelectronics
MPN: STM32H733VGT6 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.25 | $112.50 |
| 100 | $10 | $1,000.00 |
| 500 | $9 | $4,500.00 |
| 1,000 | $8.1 | $8,100.00 |
STM32H733VGT6 Overview
A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals on a single chip. The STM32H733VGT6 belongs to the STM32H7 series, which is part of the broader STM32 family of 32-bit microcontrollers based on the Arm Cortex-M architecture. This family is widely used in industrial, consumer, and automotive applications due to its balance of performance, power efficiency, and peripheral integration.
Key features of the STM32H733VGT6 include a 550 MHz Cortex-M7 core with double-precision FPU, 1 Mbyte of flash memory, 564 Kbytes of SRAM, and a comprehensive set of peripherals such as multiple 16-bit and 32-bit timers, advanced analog-to-digital converters (ADCs) with 16-bit resolution, digital-to-analog converters (DACs), and a wide range of communication interfaces including USART, SPI, I2C, CAN, USB, and Ethernet. The device also supports external memory interfaces for SDRAM, SRAM, and NOR/NAND flash, enabling large data storage and high-speed data processing.
The STM32H733VGT6 is built on a high-performance architecture that includes an L1 cache, a memory protection unit (MPU), and a hardware cryptographic accelerator for AES, DES, and HASH algorithms. This makes it ideal for secure applications such as IoT gateways, industrial control systems, and medical devices. The device operates over a supply voltage range of 1.62V to 3.6V and is available in a 100-pin LQFP package (LQFP100), which provides a compact footprint for space-constrained designs.
Typical applications include motor control, power conversion, industrial automation, robotics, audio processing, and high-end consumer electronics. The high clock speed and rich peripheral set allow designers to implement complex algorithms, such as field-oriented control (FOC) for motors, real-time audio effects, and advanced human-machine interfaces (HMI).
When designing with the STM32H733VGT6, it is essential to provide adequate decoupling capacitors on all power supply pins and to follow the recommended PCB layout guidelines in the datasheet to ensure stable operation at high frequencies. The device also supports multiple low-power modes, allowing designers to optimize energy consumption for battery-powered applications.
Drop-in alternatives for STM32H733VGT6 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with STM32H733VGT6 (same form factor and footprint) — differing in Communication Interfaces, Flash Memory, Package, SRAM, Maximum Clock Frequency.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
STM32H743VIT6
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$7.98 / Unit
View Datasheet →STM32H753VIT6
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
STM32H750VBT6
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$8.2 / Unit
View Datasheet →STM32H733VIT6
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
STM32H743VGT6
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
STM32H733VGT6 Maximum Ratings & Electrical Characteristics
| Core | Arm Cortex-M7 |
| Maximum Clock Frequency | 550 MHz |
| Flash Memory | 1 Mbyte |
| SRAM | 564 Kbytes |
| Supply Voltage Range | 1.62 V to 3.6 V |
| Package | LQFP100 (14x14 mm) |
| Operating Temperature Range | -40C to +85C |
| Number of I/O Pins | 82 |
| ADC Resolution | 16-bit |
| Number of ADC Channels | 3x ADC with up to 16 channels |
| DAC Resolution | 12-bit |
| Communication Interfaces | USART, SPI, I2C, CAN, USB, Ethernet |
| Timers | Multiple 16-bit and 32-bit timers |
| Cryptographic Acceleration | AES, DES, HASH |
| RoHS Status | Compliant |
STM32H733VGT6 Pin Configuration
| Pin 1 | VBAT — Backup battery supply |
| Pin 2 | PC13 — GPIO / RTC output |
| Pin 3 | PC14 — GPIO / OSC32_IN |
| Pin 4 | PC15 — GPIO / OSC32_OUT |
| Pin 5 | PF0 — GPIO |
| Pin 6 | PF1 — GPIO |
| Pin 7 | NRST — Reset (active low) |
| Pin 8 | VDD — Digital power supply |
| Pin 9 | VSS — Ground |
| Pin 10 | PH0 — GPIO / OSC_IN |
| Pin 11 | PH1 — GPIO / OSC_OUT |
| Pin 12 | PC0 — GPIO / ADC input |
Typical Applications
STM32H733VGT6 is suitable for 6 applications: Motor Control, Industrial Automation, IoT Gateways, Audio Processing, Medical Devices, Robotics.
Motor Control
The STM32H733VGT6 is ideal for motor control applications due to its high clock speed (550 MHz) and advanced timers. It supports field-oriented control (FOC) for brushless DC motors, enabling precise speed and torque control. The 16-bit ADCs provide high-resolution current sensing, while the PWM timers generate accurate control signals. The device's real-time processing capability ensures smooth operation even in complex multi-axis systems. Designers can implement sensorless FOC algorithms using the built-in math acceleration and DSP instructions, reducing overall system cost and complexity.
Recommended
Industrial Automation
In industrial automation, the STM32H733VGT6 excels in PLCs, robotics, and process control. Its rich peripheral set includes multiple UART, SPI, I2C, CAN, and Ethernet interfaces, enabling seamless communication with sensors, actuators, and industrial networks. The high clock speed allows rapid execution of control loops and data processing. The device's robust design, with a wide operating temperature range and low power consumption, makes it suitable for harsh industrial environments. Additionally, the hardware cryptographic accelerator ensures secure communication in industrial IoT applications.
Recommended
IoT Gateways
The STM32H733VGT6 is well-suited for IoT gateways that require high processing power and multiple connectivity options. With Ethernet, USB, and various wireless interfaces (via external modules), it can aggregate data from multiple sensors and devices, process it locally, and transmit it to the cloud. The 1 Mbyte flash and 564 Kbytes SRAM provide ample storage for firmware and data buffering. The cryptographic accelerator enhances security for secure boot and encrypted communication. Its low-power modes help optimize energy consumption in always-on gateway applications.
Recommended
Audio Processing
The STM32H733VGT6 is a powerful platform for audio processing applications, including audio effects, voice recognition, and audio codecs. Its 550 MHz Cortex-M7 core with DSP instructions can handle real-time audio algorithms such as filtering, equalization, and noise reduction. The device includes a 12-bit DAC and multiple I2S interfaces for audio input/output. The high clock speed ensures low latency, making it suitable for professional audio equipment and musical instruments. Designers can implement complex audio processing chains without external DSP chips, reducing system cost and complexity.
Recommended
Medical Devices
In medical devices, the STM32H733VGT6 provides the performance and reliability required for patient monitoring, diagnostic equipment, and portable medical devices. Its high-speed ADC and processing capabilities enable real-time signal processing for ECG, EEG, and other biosignals. The device's low power consumption is critical for battery-powered portable devices. The cryptographic accelerator ensures data security and patient privacy. The wide operating temperature range and long-term availability make it suitable for medical applications with strict regulatory requirements.
Recommended
Robotics
The STM32H733VGT6 is an excellent choice for robotics applications, including autonomous robots, drones, and robotic arms. Its high clock speed and rich peripheral set enable real-time control of motors, sensors, and actuators. The device supports multiple communication interfaces for interfacing with cameras, LiDAR, and other sensors. The 16-bit ADCs provide precise analog sensing, while the timers generate accurate PWM signals for servo control. The large memory allows storing complex algorithms for path planning and obstacle avoidance. The device's low power consumption is beneficial for battery-powered robots.
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Recommended Products Summary
Engineering reference data for STM32H733VGT6 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | STM32H743VIT6 | STM32H753VIT6 | STM32H750VBT6 |
|---|---|---|---|---|
| Package | LQFP100 | LQFP100 | LQFP100 | LQFP100 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Maximum Clock Frequency | 550 MHz | 480 MHz | 480 MHz | 480 MHz |
| Flash Memory | 1 Mbyte | 2 Mbytes | 2 Mbytes | 128 Kbytes |
| SRAM | 564 Kbytes | 1 Mbyte | 1 Mbyte | 128 Kbytes |
| Supply Voltage Range | 1.62V to 3.6V | 1.62V to 3.6V | 1.62V to 3.6V | 1.62V to 3.6V |
| ADC Resolution | 16-bit | 16-bit | 16-bit | 16-bit |
| Ethernet MAC | Yes | Yes | Yes | Yes |
Key Differentiators
- Higher maximum clock frequency (550 MHz) compared to alternatives (vs STM32H743VIT6)
- Lower flash memory (1 Mbyte) reduces cost (vs STM32H743VIT6)
- Pin-compatible with higher-performance alternatives (vs STM32H743VIT6)
Design Notes
Ensure all VDD and VDDA pins are connected to a clean power supply with appropriate decoupling capacitors (100nF and 4.7uF) placed close to the pins. The STM32H733VGT6 operates from 1.62V to 3.6V, and proper decoupling is critical for stable operation at 550 MHz. Use a low-impedance ground plane to minimize noise.
Follow the layout guidelines in the STM32H733 datasheet for the LQFP100 package. Keep high-speed signal traces short and use controlled impedance for Ethernet and USB lines. Place the crystal oscillator close to the PH0/PH1 pins and ensure proper grounding to avoid clock jitter.
The STM32H733VGT6 can dissipate significant power at 550 MHz. Ensure adequate thermal management by providing a copper pour on the PCB and, if necessary, a heatsink. The maximum junction temperature is 125C, so calculate the power dissipation and thermal resistance to ensure reliable operation.
Compliance Information
RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified - this is a standard-grade MCU.
