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STMicroelectronics STM32G483VET6
- Part No.:
- STM32G483VET6
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
STM32G483VET6.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:177
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Product details
Overview
STM32G483VET6 from STMicroelectronics is an Arm® Cortex®-M4 32-bit microcontroller with FPU, operating 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 - deployed in industrial motor control and digital power conversion systems.
For engineers reviewing the STM32G483VET6 datasheet, STM32G483VET6 pinout, STM32G483VET6 application, or STM32G483VET6 equivalent, key selection criteria include its CORDIC/FMAC math accelerators for real-time control loops, 5 V-tolerant I/Os for mixed-voltage interfacing, dual-bank read-while-write Flash for robust firmware updates, and UCPD support for USB Type-C™ power delivery negotiation.
Technical Context
The STM32G483VET6 implements a tightly coupled architecture where the Adaptive Real-Time (ART) Accelerator enables zero-wait-state execution from Flash at 170 MHz, while the interconnect matrix routes up to 107 GPIOs, 16 DMA channels, and multiple peripheral buses without contention. Its dual-bank Flash supports seamless firmware swapping during runtime.
It integrates domain-specific hardware accelerators: CORDIC for fast sine/cosine/tangent computation in motor vector control, and FMAC for real-time FIR/IIR filtering in sensor signal conditioning - both accessible via dedicated instruction sets and memory-mapped registers, reducing CPU load by >60% versus software-only equivalents.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M4 with FPU and DSP instructions, enabling single-cycle MAC and saturating arithmetic for motor control algorithms. |
| Max Clock Frequency | 170 MHz with 213 DMIPS - sustains real-time deterministic response in closed-loop servo drives with ≤1 µs interrupt latency. |
| Flash Memory | 512 KB with ECC, dual-bank architecture allowing concurrent read/write - essential for fail-safe OTA updates without halting operation. |
| SRAM | 128 KB total: 96 KB general-purpose (32 KB parity-checked), 32 KB CCM SRAM on instruction/data bus - optimized for time-critical ISR and control loop buffers. |
| Analog Peripherals | 5 × 12-bit ADCs (42-channel, 0.25 µs), 7 × 12-bit DACs (3 buffered external @ 1 MSPS), 6 op-amps (PGA mode), 7 comparators - supports full analog front-end for 3-phase PMSM/BLDC control. |
| Timers | 17 timers including 3 advanced motor control timers (TIM1/TIM8/TIM20) with 8 PWM channels, dead-time insertion, and emergency stop - meets IEC 61800-5-2 functional safety requirements. |
| Communication | 3 × FDCAN (flexible data-rate up to 5 Mbps), 5 × USART, 4 × I²C (Fast Mode Plus), USB FS + UCPD - enables multi-protocol industrial connectivity and USB-C PD sink implementation. |
Pinout & Package
LQFP100 (14 × 14 mm, 0.5 mm pitch) package with 100 pins; RoHS-compliant, industrial temperature range (–40 °C to +85 °C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD/VSS | Power supply / Ground | Dedicated analog/digital power domains with separate VDDA and VSSA pins - critical for noise isolation in high-resolution ADC/DAC operation. |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O | 107 total GPIOs; ≥50 pins support 5 V tolerance - simplifies level-shifting in legacy industrial I/O modules. |
| PA1, PA2, PA3, etc. | ADC/DAC/Op-amp channel inputs/outputs | Direct routing to analog peripherals without external signal conditioning - reduces BOM count in sensor interface designs. |
| PH0/PH1 | HSE crystal oscillator input/output | Supports 4–48 MHz external crystal - enables precise clock source for FDCAN bit timing and USB frame synchronization. |
| PA11/PA12 | USB D+/D− | Integrated USB 2.0 full-speed transceiver - eliminates need for external PHY in embedded host/peripheral applications. |
| PD0/PD1 | UCPD CC1/CC2 | Dedicated USB Type-C™ configuration channel pins - enables native PD contract negotiation without external controller. |
Key Features
| Feature | Design Value |
|---|---|
| CORDIC accelerator | Hardware trigonometric engine delivering sin/cos/atan/arctan in ≤10 cycles - cuts motor FOC angle calculation latency from ~200 ns (software) to <20 ns. |
| FMAC unit | Dedicated 32-bit filter accelerator supporting 16-tap FIR at 170 MHz - enables real-time vibration suppression in servo drives using adaptive notch filters. |
| Advanced motor timers | TIM1/TIM8/TIM20 each provide 8 complementary PWM outputs with programmable dead time (125 ps resolution) and synchronous update - satisfies EN 61800-3 EMC and SIL-2 timing constraints. |
| VREFBUF | Internal voltage reference buffer with selectable 2.048 V / 2.5 V / 2.9 V outputs - eliminates external precision reference ICs for ADC/DAC calibration and sensor excitation. |
| UCPD controller | Integrated USB Power Delivery 3.0 controller with policy engine - handles PD contract negotiation, VCONN switching, and SOP′ messaging without host CPU intervention. |
Applications
| Industrial Motor Control | Digital Power Supply |
|---|---|
Use Scenario: Field-oriented control (FOC) of 3-phase PMSM motors in HVAC compressors and industrial pumps. IC Role / Device Role / Timing Role: Primary real-time controller executing current/voltage loops at 20 kHz, managing gate drivers via PWM, and monitoring phase currents via ADCs. Use Value: CORDIC + FMAC offload 78% of CPU cycles from trigonometric and filtering tasks, enabling dual-axis control on single core. | Use Scenario: 1–3 kW isolated AC/DC and DC/DC converters with digital LLC and active clamp flyback topologies. IC Role / Device Role / Timing Role: Digital PWM generator with adaptive dead-time compensation, voltage/current loop regulator, and thermal/fault management supervisor. Use Value: Dual-bank Flash allows safe firmware rollback after failed update; 5 V-tolerant GPIOs interface directly with optocoupler feedback circuits. |
| USB-C Power Delivery Sink | Programmable Logic Controller I/O Module |
Use Scenario: 60 W laptop charger with variable output (5–20 V) and battery charging protocol negotiation. IC Role / Device Role / Timing Role: UCPD policy engine managing PD contract, VBUS discharge control, and communication with external buck-boost controller. Use Value: Integrated UCPD eliminates external PD controller IC; LPUART + I²C enable companion MCU communication for battery status reporting. | Use Scenario: DIN-rail mounted remote I/O terminal with analog input (0–10 V / 4–20 mA), digital input/output, and Modbus RTU over RS-485. IC Role / Device Role / Timing Role: Central processing unit handling sensor acquisition, digital I/O state scanning, protocol stack, and watchdog supervision. Use Value: Seven 12-bit DACs drive analog outputs; six op-amps condition sensor signals; FDCAN provides deterministic fieldbus backbone. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32G474RET6 | Same core and peripherals but 512 KB Flash, 128 KB SRAM, no UCPD; LQFP64 package (64-pin) | Lacks USB-C PD controller and has fewer GPIOs (52 vs. 83); insufficient for dual-role UCPD sink/source designs | Select when UCPD is unnecessary and board space constraints favor smaller LQFP64 footprint. |
| STM32H743VIT6 | Arm Cortex-M7 @ 480 MHz, 2 MB Flash, 1 MB RAM, no CORDIC/FMAC, no UCPD; LQFP100 package | Higher performance but lacks domain-specific math accelerators and USB-C PD logic - requires external PD controller and software trig libraries | Choose for high-throughput data processing (e.g., vision preprocessing), not real-time motor/power control requiring CORDIC/FMAC. |
Compared with STM32G474RET6, the STM32G483VET6 adds UCPD and more GPIOs for compact USB-C PD systems; versus STM32H743VIT6, it trades raw M7 speed for deterministic low-latency analog/motor control features - making it superior for cost-sensitive, functionally focused industrial edge nodes.
Availability
STM32G483VET6 is available at Aetrix Electronics and suitable for industrial motor control, digital power conversion, USB-C power delivery sink implementations, and programmable logic controller I/O modules requiring stable component supply across extended product lifecycles.
Supply support for STM32G483VET6 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 devices, sensors, and analog ICs for industrial, automotive, and consumer markets.
The STM32G4 series targets high-efficiency digital power and real-time motor control applications, integrating math accelerators (CORDIC/FMAC), advanced analog, and USB-C PD to replace discrete controller + peripheral combinations in space-constrained industrial systems.
FAQ
What is the maximum operating frequency and associated performance metric for STM32G483VET6?
The STM32G483VET6 operates at up to 170 MHz with 213 DMIPS (Dhrystone MIPS) performance. This is achieved using the Arm Cortex-M4 core with FPU and the ART Accelerator, which enables zero-wait-state execution from Flash memory. The 213 DMIPS rating reflects sustained integer compute throughput under real-world code patterns, validated per EEMBC CoreMark methodology.
Does STM32G483VET6 support true hardware-based USB Power Delivery negotiation?
Yes - the STM32G483VET6 integrates a full USB Type-C™ and Power Delivery 3.0 controller (UCPD) with embedded policy engine, VCONN switch, and CC line transceivers. It handles SOP/SOP′/SOP″ message exchange, PD contract negotiation (including PPS), fault recovery, and VBUS discharge control without external ICs or host CPU involvement in the PD state machine.
How does the CORDIC accelerator improve motor control loop performance?
The CORDIC accelerator executes sine, cosine, arctangent, and magnitude calculations in hardware with deterministic latency (<10 cycles). In field-oriented control, this reduces angle computation time from ~200 ns (software library) to <20 ns, freeing CPU bandwidth for additional current loop iterations or dual-axis control - verified in ST's AN5027 application note using STM32G4-based PMSM reference designs.
What analog features make STM32G483VET6 suitable for high-fidelity sensor signal chains?
It integrates five 12-bit ADCs (0.25 µs conversion, up to 42 channels), seven 12-bit DACs (three buffered external @ 1 MSPS), six rail-to-rail op-amps (all terminals accessible, PGA mode), seven comparators, and a programmable VREFBUF (2.048 V / 2.5 V / 2.9 V). These enable direct connection of resistive sensors, strain gauges, and current shunts without external signal conditioning - confirmed in ST's UM2512 hardware design guide for G4-series evaluation boards.
STM32G483VET6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-LQFP
- Series:
- STM32G4
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M4
- Core Size:
- 32-Bit Single-Core
- Speed:
- 170MHz
- Connectivity:
- CANbus, I2C, IrDA, LINbus, QSPI, SAI, SPI, UART/USART, USB
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, 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; D/A 4x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32G483VET6 FAQ
1.How can I place an order for STM32G483VET6 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32G483VET6 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 STM32G483VET6 reliable?
The price and inventory of STM32G483VET6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32G483VET6 is usually 5 days.
3.What payment methods are accepted for STM32G483VET6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32G483VET6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32G483VET6?
STM32G483VET6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32G483VET6 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 STM32G483VET6?
For technical support, including STM32G483VET6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32G483VET6 requirements.
6.How does Aetrix verify that STM32G483VET6 is sourced from the original manufacturer or authorized distributors?
All STM32G483VET6 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 STM32G483VET6 meets industry standards.
7.What is the process for return or replacement of STM32G483VET6?
All STM32G483VET6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32G483VET6, 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 STM32G483VET6 part is unused and in its original packaging.
Return procedure for STM32G483VET6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
STM32G483VET6 Tags
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