STM32G431RBT3 STMicroelectronics Integrated Circuit (Quad Flat Packages) In Stock
STM32G431RBT3 is an STMicroelectronics mainstream Arm Cortex-M4 32-bit MCU running at up to 170 MHz. It integrates 128 Kbytes of Flash memory, a hardware math accelerator, ADC, DAC, and DMA channels for medium-level analog integration. In stock, worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat Packages
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- STM32G431RBT3 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.0323(MOQ 58)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of STM32G431RBT3?
- 32-bit Arm Cortex-M4 core running at up to 170 MHz
- 128 Kbytes of embedded Flash memory
- Hardware math accelerator (CORDIC/FMAC) for DSP-style computation
- Integrated ADC and DAC channels for analog signal processing
- Multiple DMA channels for efficient peripheral data transfer
- Boundary scan (JTAG) support for board-level test
What is STM32G431RBT3 used for?
The STM32G431RBT3 targets motor control, digital power conversion, and mixed-signal embedded designs that benefit from its 170 MHz Cortex-M4 core and integrated math accelerator. Its onboard ADC, DAC, and DMA channels suit real-time sensor acquisition and closed-loop control loops in industrial and consumer applications. The 128 Kbytes of Flash memory also supports mid-complexity firmware for general-purpose embedded control systems.
What are the specifications of STM32G431RBT3?
| Factory Lead Time | 12Weeks |
| Date Of Intro | 2020-03-31 |
| YTEOL | 9 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | CORTEX-M4 |
| Clock Frequency-Max | 48MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| Format | FLOATING POINT |
| Integrated Cache | YES |
| JESD-30 Code | S-PQFP-G64 |
| Low Power Mode | YES |
| Number of DMA Channels | 12 |
| Number of External Interrupts | 16 |
| Number of I/O Lines | 52 |
| Number of Serial I/Os | 6 |
| Number of Timers | 12 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | QFP64,.47SQ,20 |
| Package Shape | SQUARE |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH |
| RAM (bytes) | 32768 |
| ROM (words) | 131072 |
| ROM Programmability | FLASH |
| Speed | 170MHz |
| Supply Current-Max | 34mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 1.71V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Finish | Tin (Sn) - immersion |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.25 |
| Country of Origin | Mainland China, Taiwan |
Where can I find the STM32G431RBT3 datasheet?
STM32G431RBT3 Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for STM32G431RBT3?
Compatible alternatives and drop-in replacements for STM32G431RBT3:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4 CPU, 170MHz, CMOS, PQFP64
Frequently Asked Questions
How fast does the STM32G431RBT3 Cortex-M4 core run?
The STM32G431RBT3 runs its 32-bit Arm Cortex-M4 core at up to 170 MHz and includes 128 Kbytes of embedded Flash memory, giving designers enough performance and program storage for real-time motor-control and mixed-signal applications.
What analog and DMA resources does the STM32G431RBT3 integrate?
This MCU integrates onboard ADC and DAC channels alongside multiple DMA channels housed in a quad flat package, enabling autonomous, low-CPU-overhead data transfer for 32-bit mixed-signal embedded designs.
Why should buyers plan lead time for the STM32G431RBT3?
STMicroelectronics currently quotes a factory lead time of around 12 weeks for the STM32G431RBT3, so teams designing around its 170 MHz Cortex-M4 core and 128 Kbytes of Flash should order well ahead of production builds.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 58+ | $3.4988 | $202.93 |
| 74+ | $3.3821 | $250.28 |
| 99+ | $3.0323 | $300.20 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit