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STMicroelectronics STM32G483VET3
- Part No.:
- STM32G483VET3
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
STM32G483VET3.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,175
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Product details
Overview
STM32G483VET3 from STMicroelectronics is a 32-bit Arm® Cortex®-M4 microcontroller with FPU, operating at up to 170 MHz (213 DMIPS), featuring 512 KB Flash with ECC, 128 KB SRAM (96 KB + 32 KB CCM), and integrated analog peripherals including five 12-bit ADCs (0.25 µs conversion), seven 12-bit DAC channels, six operational amplifiers, and three FDCAN controllers. It targets motor control, digital power conversion, and industrial sensing applications requiring real-time math acceleration and high analog integration.
For engineers reviewing the STM32G483VET3 datasheet, STM32G483VET3 pinout, STM32G483VET3 application, or STM32G483VET3 equivalent, this page delivers verified technical context, validated pin functions for LQFP100, confirmed analog/motor control specifications, and two documented alternative parts with precise functional and packaging distinctions.
Technical Context
The STM32G483VET3 implements an Adaptive Real-time Accelerator (ART) enabling zero-wait-state execution from Flash memory, paired with dual-bank read-while-write capability and proprietary code readout protection (PCROP). Its mathematical hardware accelerators include a CORDIC engine for trigonometric computation and an FMAC unit for digital filter operations - both accessible via dedicated peripheral registers without CPU intervention.
It integrates a multi-AHB interconnect matrix supporting concurrent access to Flash, SRAM, and peripherals, alongside a rich clock system with four oscillators (4–48 MHz HSE, 32 kHz LSE with calibration, 16 MHz/32 kHz RC) and multiple PLL configurations. The device supports flexible low-power modes (sleep, stop, standby, shutdown) with VBAT-backed RTC and backup registers, and includes USB 2.0 FS with LPM/BCD and UCPD for USB Type-C™ power delivery control.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm® Cortex®-M4 with FPU, 170 MHz max frequency (213 DMIPS), MPU, DSP instructions |
| Memory | 512 KB Flash with ECC and PCROP; 96 KB SRAM + 32 KB CCM-SRAM with parity check |
| Analog Peripherals | 5 × 12-bit ADCs (42 ch, 0.25 µs), 7 × 12-bit DACs (3 buffered ext., 4 unbuffered int.), 6 op-amps, 7 comparators |
| Timers | 17 timers: 3 advanced motor-control (TIM1/TIM8/TIM20), 2x32-bit general-purpose, 12x16-bit timers including LPTIM1 and watchdogs |
| Communication | 3×FDCAN (flexible data rate), 5×USART/UART, 4×I²C (Fast-mode plus), 4×SPI, 1×SAI, USB 2.0 FS, UCPD |
| Security & Acceleration | AES-128/256 hardware accelerator, true RNG, CRC unit, 96-bit unique ID, securable memory area |
| Package | LQFP100 (14 × 14 mm), 100-pin, 0.5 mm pitch, RoHS-compliant, industrial temperature range (–40°C to +85°C) |
Pinout & Package
LQFP100 package: 100-pin quad flat pack with exposed thermal pad, 0.5 mm pitch, 14 × 14 mm body size, suitable for automated SMT assembly and thermal management in industrial motor drives and power converters.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA | Core & analog supply | 1.71–3.6 V operation; separate analog domain enables noise-sensitive ADC/DAC stability |
| VSS, VSSA | Digital & analog ground | Independent ground planes reduce coupling between digital switching and analog signal paths |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O | Up to 107 fast I/Os; most support external interrupts and 5 V tolerance on selected pins |
| NRST | Active-low reset input | Asynchronous reset with internal pull-up; compatible with external reset supervisors and push-button circuits |
| BOOT0 | Boot mode selection | High at power-on selects system memory bootloader; used for field firmware recovery or factory programming |
| OSC_IN / OSC_OUT | External crystal interface | Supports 4–48 MHz crystals; critical for precise timing in motor control loops and USB frame synchronization |
| USB_DP / USB_DM | USB 2.0 full-speed differential pair | Integrated transceivers eliminate external PHY; supports suspend/resume and battery charging detection (BCD) |
| UCPD1_SB / UCPD1_CC1 | USB Type-C™ CC line interface | Hardware-controlled USB Power Delivery negotiation; enables source/sink role detection and voltage/current policy enforcement |
Key Features
| Feature | Design Value |
|---|---|
| CORDIC accelerator | Hardware trigonometric computation (sin/cos/tan/atan) in ≤10 cycles - eliminates software library overhead in PMSM FOC algorithms |
| FMAC unit | Dedicated filter math accelerator supporting biquad IIR and FIR filtering with 32-bit precision - offloads CPU in digital power supply control loops |
| Advanced motor timers (TIM1/TIM8/TIM20) | 8-channel PWM with programmable dead time, emergency stop, and quadrature encoder input - enables 3-phase inverter gate driving with fault safety |
| VREFBUF | Internal voltage reference buffer with selectable outputs (2.048 V / 2.5 V / 2.9 V) - provides stable ADC/DAC reference independent of VDD variation |
| UCPD controller | Integrated USB Type-C™ power delivery controller with CC line monitoring and policy engine - reduces BOM count in USB-C powered industrial devices |
Applications
| Industrial Motor Control | Digital Power Supply |
|---|---|
|
Use Scenario: Closed-loop field-oriented control (FOC) of 3-phase BLDC/PMSM motors in HVAC compressors and servo drives. IC Role / Device Role / Timing Role: Real-time computation engine executing FOC algorithm, PWM generation, current sensing, and fault handling within 10 µs loop time. Use Value: CORDIC and FMAC accelerate vector transformations and PI regulator updates; advanced timers deliver synchronized 3-phase PWM with <1 ns jitter. |
Use Scenario: Digital AC-DC and DC-DC power supplies with adaptive voltage regulation and communication interfaces. IC Role / Device Role / Timing Role: Primary digital controller managing feedback loops, protection logic, and PMBus/I²C telemetry reporting. Use Value: Dual 12-bit ADCs sample voltage/current simultaneously; UCPD enables USB-C PD negotiation for variable output voltage sourcing. |
| Programmable Logic Controller (PLC) | Industrial Sensing Hub |
|
Use Scenario: Compact modular PLC I/O module with analog input, digital I/O, and CANopen/FDCAN fieldbus connectivity. IC Role / Device Role / Timing Role: Central processing unit handling ladder logic execution, I/O scanning, and deterministic FDCAN messaging. Use Value: 107 GPIOs support mixed analog/digital I/O expansion; 3×FDCAN controllers enable redundant fieldbus links and diagnostics. |
Use Scenario: Multi-sensor node aggregating temperature, pressure, and vibration data for predictive maintenance in factory equipment. IC Role / Device Role / Timing Role: Sensor fusion processor with simultaneous sampling, local preprocessing, and secure wireless gateway interface. Use Value: AES-256 encryption secures sensor data before transmission; RTC with alarm enables scheduled wake-up for low-duty-cycle operation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 32-bit ARM-based motor control and industrial MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32G474RET6 | Same core, Flash (512 KB), and SRAM (128 KB), but lacks UCPD and one FDCAN; no CCM-SRAM parity | Suitable for cost-sensitive motor control where USB-C PD is unnecessary and single FDCAN suffices | Select when UCPD and triple FDCAN are not required - lower unit cost and identical pinout in LQFP64 |
| STM32H743VIT6 | Higher performance (480 MHz Cortex-M7), 2 MB Flash, dual-core option, but larger LQFP100 footprint and higher power consumption | Targeted at complex HMI + control co-processing; requires external SDRAM and more complex power sequencing | Choose only if >213 DMIPS, advanced graphics, or dual-core RTOS partitioning is mandatory - not a drop-in replacement |
Compared with STM32G474RET6, the STM32G483VET3 adds USB-C PD control and third FDCAN channel for enhanced fieldbus redundancy; versus STM32H743VIT6, it offers better power efficiency and simpler power design while retaining sufficient compute for most real-time industrial control tasks.
Availability
STM32G483VET3 is available at Aetrix Electronics and suitable for industrial motor drives, digital power supplies, programmable logic controllers, and sensor edge nodes requiring stable component supply across extended product lifecycles.
Supply support for STM32G483VET3 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, specializing in microcontrollers, power management, sensors, and automotive ICs with vertical manufacturing and broad industrial IP portfolio.
The STM32G4 series is designed specifically for real-time industrial control applications demanding high analog integration, deterministic timing, and hardware-accelerated math - bridging the gap between mainstream and high-end MCUs.
FAQ
What is the maximum operating frequency and associated DMIPS rating of the STM32G483VET3?
The STM32G483VET3 operates at up to 170 MHz with a measured performance of 213 DMIPS (Dhrystone 2.1), achieved using the ART Accelerator for zero-wait-state Flash execution and the Cortex-M4's DSP instruction set. This rating is validated per ARM's standard Dhrystone benchmark methodology and reflects sustained throughput under typical real-time workloads.
Does the STM32G483VET3 support hardware encryption, and which algorithms are implemented?
Yes - the device includes a dedicated AES hardware accelerator supporting both 128-bit and 256-bit key lengths for ECB, CBC, CTR, and GCM modes. It also integrates a true random number generator (RNG) compliant with NIST SP800-90B and a CRC calculation unit for data integrity verification - all accessible via standard peripheral registers without CPU intervention.
How many analog-to-digital converters does the STM32G483VET3 integrate, and what are their key resolution and speed specs?
The STM32G483VET3 integrates five independent 12-bit ADCs, each capable of up to 42 input channels and 0.25 µs conversion time (4 MSPS). Resolution can be extended to 16-bit via hardware oversampling, and the full-scale input range is 0 to 3.6 V. All ADCs share common calibration and support synchronous sampling for multi-axis current/voltage measurement.
Is the STM32G483VET3 pin-compatible with other members of the STM32G4 series, and which packages share identical pinouts?
Within the same package variant, yes - the STM32G483VET3 in LQFP100 is pin-compatible with other STM32G483xE variants (e.g., STM32G483RET6 in LQFP64 is not compatible). Pin compatibility is strictly limited to identical package types (LQFP100 ↔ LQFP100); cross-package migration requires PCB redesign due to differing pin counts, power/ground distribution, and peripheral mapping.
STM32G483VET3 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-LQFP
- Series:
- STM32G4
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M4
- Core Size:
- 32-Bit
- Speed:
- 170MHz
- Connectivity:
- CANbus, I2C, IrDA, LINbus, QSPI, SAI, SPI, UART/USART, USB
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
- Number of I/O:
- 86
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.71V ~ 3.6V
- Data Converters:
- A/D 42x12b SAR; D/A 7x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32G483VET3 FAQ
1.How can I place an order for STM32G483VET3 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32G483VET3 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 STM32G483VET3 reliable?
The price and inventory of STM32G483VET3 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32G483VET3 is usually 5 days.
3.What payment methods are accepted for STM32G483VET3?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32G483VET3 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32G483VET3?
STM32G483VET3 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32G483VET3 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 STM32G483VET3?
For technical support, including STM32G483VET3 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32G483VET3 requirements.
6.How does Aetrix verify that STM32G483VET3 is sourced from the original manufacturer or authorized distributors?
All STM32G483VET3 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 STM32G483VET3 meets industry standards.
7.What is the process for return or replacement of STM32G483VET3?
All STM32G483VET3 units undergo pre-shipment inspection (PSI). If there is an issue with STM32G483VET3, 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 STM32G483VET3 part is unused and in its original packaging.
Return procedure for STM32G483VET3:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
STM32G483VET3 Tags
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ATTINY4-TSHR
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