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STMicroelectronics STM32G483CEU6

Name: STM32G483CEU6
Brand: STMicroelectronics
SKU: STM32G483CEU6
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: STM32G483CEU6

Manufacturer:: STMicroelectronics

Category:: Microcontrollers

Package:: 48-UFQFN Exposed Pad

Datasheet:: STM32G483CEU6.pdf

Description:: IC MCU 32BIT 512KB FLSH 48UFQFPN

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Product details

Overview

STM32G483CEU6 from STMicroelectronics is a 32-bit Arm® Cortex®-M4 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 motor control systems requiring real-time signal processing and precision analog feedback.

For engineers reviewing the STM32G483CEU6 datasheet, STM32G483CEU6 pinout, STM32G483CEU6 application, or STM32G483CEU6 equivalent, key selection criteria include its CORDIC/FMAC hardware accelerators for trigonometric and filtering math, dual-bank read-while-write Flash, 5 V-tolerant I/Os, UCPD interface for USB Type-C power delivery, and UFQFPN48 package suitability for space-constrained industrial drives and digital power supplies.

Technical Context

The STM32G483CEU6 implements an Adaptive Real-Time (ART) Accelerator enabling zero-wait-state execution from Flash memory, paired with a Memory Protection Unit (MPU) and DSP instruction set for deterministic real-time control. Its interconnect matrix routes up to 107 fast I/Os to multiple peripherals without bus contention.

It integrates three independent FDCAN controllers supporting flexible data-rate (up to 5 Mbps), a dedicated USB 2.0 full-speed interface with LPM/BCD, and a USB Type-C™/Power Delivery controller (UCPD) with hardware CRC and AES-128/256 encryption acceleration - all synchronized via a multi-source clock system with 4–48 MHz crystal support and internal 16 MHz ±1% RC oscillator.

Key Specifications

Parameter	Value and Actual Design Meaning
Core	Arm Cortex-M4 with FPU, 170 MHz max, 213 DMIPS - enables real-time motor control loops with floating-point math in firmware.
Memory	512 KB Flash (ECC, dual-bank RWW), 96 KB SRAM + 32 KB CCM SRAM (parity-checked) - supports secure firmware updates and deterministic ISR latency.
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 - enables closed-loop analog sensing and actuation in single-chip power converters.
Timers	17 timers including 3 × 16-bit advanced motor control timers (8 PWM channels, dead-time, emergency stop) - meets IEC 60335 Class B functional safety timing requirements.
Communication	3 × FDCAN, 5 × USART/UART, 4 × I²C, 4 × SPI, USB FS, SAI, UCPD - supports CAN FD fieldbus, isolated serial comms, and USB-C PD negotiation in embedded power systems.
Security & Math	AES-128/256 hardware accelerator, TRNG, CORDIC (sin/cos/tan), FMAC (FIR/IIR filter engine) - offloads cryptographic and signal-processing workloads from CPU.
Supply & Power	1.71–3.6 V operation, programmable voltage detector (PVD), 4 low-power modes (sleep/stop/standby/shutdown) - enables battery-backed RTC and sub-µA retention in portable equipment.

Pinout & Package

STM32G483CEU6 is housed in a 7 × 7 mm UFQFPN48 package with 0.5 mm pitch, optimized for thermal performance and PCB area efficiency in compact motor drives and digital power modules.

Pin/Terminal	Circuit Role	Design Meaning
VDD, VSS	Main power supply and ground	Supports 1.71–3.6 V operation; separate VDDA for analog domain ensures clean ADC/DAC reference.
PA0–PA15, PB0–PB15, PC0–PC15, PD0–PD15, PE0–PE15	General-purpose I/Os	Up to 107 pins; most are 5 V tolerant, mappable to EXTI - simplifies level-shifting in mixed-voltage systems.
PA11/PA12	USB D+/D−	Dedicated full-speed USB 2.0 interface with internal transceivers - eliminates external PHY for cost-sensitive USB device applications.
PA11/PA12 (alt)	FDCAN1 TX/RX	Shared with USB; requires pin remapping - enables CAN FD communication when USB is unused.
PF9/PF10	UCPD CC1/CC2	USB Type-C configuration channel pins - directly interfaces with USB-C receptacle for cable orientation and power role detection.
VREF+	Analog reference input	Accepts external 1.2–3.6 V reference or internal VREFBUF output - improves ADC/DAC accuracy in precision measurement.

Key Features

Feature	Design Value
CORDIC accelerator	Hardware sin/cos/tan/arctan computation in <100 ns - replaces software libraries for motor FOC angle calculation.
FMAC unit	Configurable 32-bit filter engine supporting FIR/IIR with 32-tap coefficients - enables real-time current/voltage harmonic compensation in inverters.
Advanced motor timers	3 × 16-bit timers with 8-channel complementary PWM, programmable dead time, and emergency shutdown input - meets functional safety requirements for BLDC/PMSM drives.
VREFBUF	Internal voltage reference buffer with selectable 2.048 V / 2.5 V / 2.9 V outputs - eliminates external reference ICs for ADC/DAC calibration and sensor excitation.
UCPD controller	Integrated USB Power Delivery protocol engine with hardware CRC and Type-C state machine - enables bidirectional 100 W power negotiation without host MCU intervention.

Applications

Industrial Motor Control

Digital Power Supply

Use Scenario: Field-oriented control (FOC) of 3-phase BLDC motors in HVAC compressors and industrial pumps.

IC Role / Device Role / Timing Role: Main system controller executing FOC algorithm, sampling current/voltage via ADCs, generating PWM via advanced timers, and managing CAN FD communication with supervisory PLC.

Use Value: CORDIC and FMAC reduce CPU load by >40% vs. software math, enabling 20 kHz PWM switching while maintaining 100 µs current loop update.

Use Scenario: Isolated AC-DC and DC-DC power modules with adaptive voltage regulation and USB-C PD negotiation.

IC Role / Device Role / Timing Role: Primary digital controller handling voltage/current loop regulation, thermal monitoring, fault protection, and UCPD-based power contract negotiation.

Use Value: Integrated UCPD + AES + TRNG satisfies USB-IF compliance and enables secure, standards-compliant 100 W power delivery without external PD controller IC.

Programmable Logic Controller (PLC)

Medical Infusion Pump

Use Scenario: Compact modular I/O base with analog input conditioning, high-speed counter inputs, and CANopen fieldbus connectivity.

IC Role / Device Role / Timing Role: Central processing unit managing 16-channel 12-bit analog acquisition, quadrature encoder counting, and deterministic CAN FD messaging at 1 Mbps.

Use Value: Dual-bank Flash allows safe firmware updates during runtime; 5 V-tolerant GPIOs interface directly with legacy 24 V industrial sensors.

Use Scenario: Battery-powered infusion pump requiring precise flow rate control, pressure sensing, and USB-C charging with safety-critical watchdog supervision.

IC Role / Device Role / Timing Role: Safety-certifiable controller running IEC 62304-compliant firmware, using RTC alarm for dose timing, op-amps for pressure transducer signal conditioning, and independent watchdog for fail-safe shutdown.

Use Value: Hardware parity on 32 KB CCM SRAM and MPU enforcement meet Class C medical software safety requirements per IEC 62304 Annex C.

Equivalent & Alternatives

The following parts are listed as comparable options for similar high-performance mixed-signal microcontroller applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
STM32G474RET6	Same core/peripherals but 512 KB Flash, no UCPD, no CORDIC/FMAC, 128 KB SRAM	Lacks USB-C PD and hardware math acceleration - suitable for non-PD digital power or motor control without FOC	Select when USB-C functionality and trigonometric acceleration are unnecessary; lower BOM cost.
STM32H743VIT6	Cortex-M7 @ 480 MHz, 2 MB Flash, 1 MB SRAM, no UCPD, no CORDIC, dual-core option	Higher performance but larger package (LQFP100), no integrated USB-C PD controller - requires external UCPD IC	Select for applications needing >213 DMIPS or dual-core RTOS partitioning, accepting added complexity and footprint.

Compared with STM32G474RET6, the STM32G483CEU6 adds UCPD, CORDIC, and FMAC - critical for USB-C PD and FOC motor control - while STM32H743VIT6 trades integrated UCPD and analog density for raw compute throughput and memory, increasing design complexity.

Availability

STM32G483CEU6 is available at Aetrix Electronics and suitable for industrial motor drives, digital power supplies, programmable logic controllers, and medical infusion pumps requiring stable component supply across extended production lifecycles.

Supply support for STM32G483CEU6 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 conversion and real-time motor control, integrating specialized analog peripherals, hardware math accelerators, and USB-C PD controllers into a single chip to replace multi-IC solutions.

FAQ

What is the maximum operating frequency and associated DMIPS rating of the STM32G483CEU6?

The STM32G483CEU6 operates at up to 170 MHz with a measured performance of 213 DMIPS (Dhrystone MIPS), achieved using the ART Accelerator for zero-wait-state Flash execution and the Cortex-M4's DSP instruction set. This enables deterministic real-time control loops in motor and power applications without external RAM caching.

Does the STM32G483CEU6 support USB Type-C Power Delivery negotiation out of the box?

Yes - it integrates a dedicated USB Type-C™ and Power Delivery (UCPD) controller with hardware CRC, Type-C state machine, and CC1/CC2 pin drivers (PF9/PF10). It supports full USB PD 3.0 negotiation, including Programmable Power Supply (PPS), without requiring an external PD controller IC.

How does the CORDIC accelerator improve motor control performance?

The CORDIC unit performs hardware-accelerated sine, cosine, arctangent, and magnitude calculations in under 100 ns per operation - eliminating software library overhead in Field-Oriented Control (FOC) algorithms. This reduces CPU load by over 40%, freeing cycles for current loop regulation and communication tasks at 20 kHz PWM rates.

What low-power modes are available, and what is the typical current draw in standby mode?

The STM32G483CEU6 offers Sleep, Stop, Standby, and Shutdown modes. In Standby mode with RTC active and backup registers retained, typical current consumption is 0.8 µA at 25 °C (VDD = 3.3 V), enabling multi-year battery operation in energy-harvesting or portable medical devices.

STM32G483CEU6 Specifications

Product attributes: Attribute value

Manufacturer:: STMicroelectronics

Package/Case:: 48-UFQFN Exposed Pad

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:: 42

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 21x12b; D/A 4x12b

Oscillator Type:: Internal

Operating Temperature:: -40°C ~ 85°C (TA)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:

STM32G483CEU6 FAQ

1.How can I place an order for STM32G483CEU6 through Aetrix?

Please submit a Request for Quotation (RFQ) for STM32G483CEU6 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 STM32G483CEU6 reliable?

The price and inventory of STM32G483CEU6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32G483CEU6 is usually 5 days.

3.What payment methods are accepted for STM32G483CEU6?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32G483CEU6 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for STM32G483CEU6?

STM32G483CEU6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your STM32G483CEU6 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 STM32G483CEU6?

For technical support, including STM32G483CEU6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32G483CEU6 requirements.

6.How does Aetrix verify that STM32G483CEU6 is sourced from the original manufacturer or authorized distributors?

All STM32G483CEU6 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 STM32G483CEU6 meets industry standards.

7.What is the process for return or replacement of STM32G483CEU6?

All STM32G483CEU6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32G483CEU6, 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 STM32G483CEU6 part is unused and in its original packaging.

Return procedure for STM32G483CEU6:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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