ARM® Cortex®-M4 STM32L4 Microcontroller IC 32-Bit Single-Core 80MHz 128KB (128K x 8) FLASH 32-UFQFPN (5x5)
Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 128 Kbytes of Flash memory Product overview: STM32L431KBU3 from STMicroelectronics is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Low-Power, ARM Cortex-M, 80 MHz. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, ARM Cortex-M, 80 MHz, Embedded Microcontroller MCU, Microcontrollers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-STM32L431KBU3 can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 812524-STM32L431KBU3
Packaging: Tray
Mounting Style: SMD
Core Processor: ARM Cortex -M4
Speed: 80MHz
Core Size: 32-Bit
Connectivity: CANbus, I2C, IrDA, LINbus, QSPI, SAI, SPI, SWPMI, UART/USART
Peripherals: Brown-out Detect/Reset, DMA, PWM, WDT
Number of I/O: 26
Program Memory Size: 128KB (128K x 8)
Program Memory Type: FLASH
RAM Size: 64K x 8
Data Converters: A/D 10x12b; D/A 2x12b
Oscillator Type: Internal
Supplier Device Package: 32-UFQFPN (5x5)
Temperature Range - Operating: -40°C ~ 125°C
Manufacturer Package: 32-UFQFN Exposed Pad
Popularity: Low
Fake Threat In the Open Market: 83 pct.
Supply and Demand Status: Limited
Manufacturer Pack Quantity: 2,940
MSL Level: 3 (168 Hours)
Part Number Series: STM32L431
Voltage - Supply (Vcc/Vdd): 1.71V ~ 3.6V
ARM® Cortex®-M4 STM32L4 Microcontroller IC 32-Bit Single-Core 80MHz 128KB (128K x 8) FLASH 32-UFQFPN (5x5)
IC MCU 32BIT 128KB FLSH 32UFQFPN
IC MCU 32BIT 128KB FLSH 32UFQFPN
MCU, ARM CORTEX-M4, 216MHZ, UFQFPN-32; Product Range:STM32 Family STM32L4 Series Microcontrollers; Architecture:ARM Cortex-M4; No. of Bits:32bit; CPU Speed:80MHz; Program Memory Size:128KB; RAM Memory Size:64KB; No. of Pins:32Pins; RoHS Compliant: Yes
IC MCU 32BIT 128KB FLSH 32UFQFPN
ARM Microcontrollers - MCU Ultra-low-power with FPU ARM Cortex-M4 MCU 80 MHz with 128 Kbytes Flash
| DigiKey | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Quarktwin Technology Ltd. | Lingto Electronic Limited | ODG (Origin Data Global) | Newark, An Avnet Company | Shenzhen Shengyu Electronics Technology Limited | VAST STOCK CO., LIMITED | |
|---|---|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 497-18594-ND | 685-STM32L431KBU3 | 812524-STM32L431KBU3 | STM32L431KBU3 | STM32L431KBU3 | STM32L431KBU3 | 17AC7164 | STM32L431KBU3 | STM32L431KBU3 |
| Product Name | Microcontrollers | Low-Power ARM Cortex-M 80 MHz Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - STM32L431KBU3 | Microcontrollers | Embedded - Microcontrollers | Microcontrollers | Mcu, Arm Cortex-M4, 216Mhz, Ufqfpn-32; Product Range Stmicroelectronics | Integrated Circuits (ICs) - Embedded - Microcontrollers | ARM Microcontrollers - MCU |
| Data Bus | 32 Bit | 32 Bit | 32 Bit; 32-Bit Single-Core | 32 Bit; 32-Bit | 32 Bit | 32 Bit | |||
| Clock Speed | 80 MHz | 48 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz | ||
| Bits | Other; A/D 10x12b; D/A 2x12b | ||||||||
| RAM | 64 KB | 128 KB | 64 KB | 64 KB | 64 KB | 64 KB | |||
| ROM | 128 KB |
