STMicroelectronics STM32G431CBT6 Microcontrollers
MCU 32-bit ARM Cortex M4 RISC 128KB Flash 1.8V/2.5V/3.3V 48-Pin LQFP Tray
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
STM32G431CBT6
Series
Detailed Description
Reliable Microcontrollers by STMicroelectronics for high-performance systems.
Package
LFQFP
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
STM32G431CBT6 Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics STM32G431CBT6 Microcontrollers technical specifications.
General
Series
STM32G4
Interface
USB
Memory Size
128 kB
RAM Size
32 kB
Data Bus Width
32 b
RoHS
Compliant
Number of Pins
48
Package / Case
48-LQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Related Parts Comparison (STM32G431CBT6 vs STM32G491REY6TR vs STM32G491VCT6 vs STM32G473MEY6TR)
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 | STM32G4 | STM32G4 | STM32G4 |
| Package / Case | 48-LQFP | 64-UFBGA | 100-LQFP | 81-UFBGA |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 3 V | 1.71V ~ 3.6V | 1.71V ~ 3.6V | 1.71V ~ 3.6V |
| Core Processor | ARM® Cortex®-M4F | ARM® Cortex®-M4 | ARM® Cortex®-M4 | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core | 32-Bit | 32-Bit | 32-Bit Single-Core |
| RAM Size | 32 kB | 112K x 8 | 112K x 8 | 128K x 8 |
| Lifecycle Status | Production | Active | Active | Active |
| Connectivity | CANbus, I²C, IrDA, LINbus, SPI, UART/USART | CANbus, I²C, IrDA, LINbus, QSPI, SAI, SPI, UART/USART, USB | CANbus, I²C, IrDA, LINbus, QSPI, SAI, SPI, UART/USART, USB | CANbus, I²C, IrDA, LINbus, QSPI, SAI, SPI, UART/USART, USB |
| Data Converters | A/D 17x12b; D/A 4x12b | A/D 24x12b SAR; D/A 4x12b | A/D 36x12b SAR; D/A 4x12b | A/D 42x12b; D/A 7x12b |
| Number of I/O | 38 | 52 | 86 | 67 |
| 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.
STM32G491REY6TRSTMicroelectronicsARM® Cortex®-M4 STM32G4 Microcontroller IC 32-Bit 170MHz 512KB (512K x 8) FLASH 64-WLCSP (3.56x3.52)
STM32G491VCT6STMicroelectronicsARM® Cortex®-M4 STM32G4 Microcontroller IC 32-Bit 170MHz 256KB (256K x 8) FLASH 100-LQFP (14x14)
STM32G473MEY6TRSTMicroelectronicsARM® Cortex®-M4 STM32G4 Microcontroller IC 32-Bit 170MHz 512KB (512K x 8) FLASH 81-WLCSP (4.02x4.27)
STM32G431RBT6STMicroelectronicsARM® Cortex®-M4F STM32G4 Microcontroller IC 32-Bit 170MHz 128KB (128K x 8) FLASH 64-LQFP (10x10)