STMicroelectronics STM32G431CBU3 Microcontrollers
Arm Cortex-M4 MCU, 170MHz, 128KB Flash, Math Accel
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
STM32G431CBU3
Series
Base Model
Detailed Description
Arm Cortex-M4 MCU, 170MHz, 128KB Flash, Math Accel
Package
48-UFQFN Exposed Pad
Lifecycle Status
Active
Datasheet
STM32G431CBU3 Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics STM32G431CBU3 Microcontrollers technical specifications.
General
Series
STM32G4
RAM Size
32K x 8
RoHS
Yes
Package / Case
48-UFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
1.71V ~ 3.6V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number of I/O
42
Related Parts Comparison (STM32G431CBU3 vs STM32G030F6P6TR vs STM32G030C8T6 vs STM32G071CBT6)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Series | STM32G4 | STM32G0 | STM32G0 | STM32G0 |
| Package / Case | 48-UFQFN Exposed Pad | 20-TSSOP | 48-LQFP | 48-LQFP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.71V ~ 3.6V | 3 V | 3 V | 1.8 V |
| Core Processor | ARM® Cortex®-M4F | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ |
| Core Size | 32-Bit Single-Core | 32-Bit | 32-Bit | 32-Bit Single-Core |
| RAM Size | 32K x 8 | 8 kB | 8 kB | 36 kB |
| RoHS | Yes | Compliant | Compliant | Compliant |
| Lifecycle Status | Active | Production | Production | Production |
| Connectivity | CANbus, I²C, IrDA, LINbus, SPI, UART/USART | I2C, IrDA, LINbus, SPI, SmartCard, UART/USART | I2C, IrDA, LINbus, SPI, SmartCard, UART/USART | HDMI-CEC, I²C, IrDA, LINbus, SPI, UART/USART, USB |
| Data Converters | A/D 18x12b; D/A 4x12b | A/D 16x12b | A/D 19x12b | A/D 17x12b; D/A 2x12b |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
MKV42F128VLF16NXP SemiconductorsNXP
IC MCU 32BIT 128KB FLASH 48LQFP
MKV44F128VLF16NXP SemiconductorsNXP
IC MCU 32BIT 128KB FLASH 48LQFP
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
STM32G030F6P6TRSTMicroelectronicsMCU 32-bit ARM Cortex M0+ RISC 32KB Flash 2.5V/3.3V 20-Pin TSSOP T/R
STM32G070CBT6STMicroelectronicsRISC Microcontroller, 32-Bit, FLASH, CORTEX-M0 CPU, 64MHz, CMOS, PQFP48
STM32G030K8T6STMicroelectronicsMicrocontroller 32-bit ARM Cortex-M0+ RISC 64KB Flash 3.3V 32-Pin LQFP Tray
STM32G030C8T6STMicroelectronicsMCU 32-Bit STM32G030 ARM Cortex-M0+ RISC 64KB Flash 2V to 3.6V 48-Pin LQFP Tray
