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| PartNumber | STM32L431RBI3 | STM32L431RBI6 | STM32L431RBI6TR |
| Description | ARM Microcontrollers - MCU Ultra-low-power with FPU ARM Cortex-M4 MCU 80 MHz with 128 Kbytes Flash | ARM Microcontrollers - MCU 16/32-BITS MICROS | ARM Microcontrollers - MCU Ultra-low-power with FPU ARM Cortex-M4 MCU 80 MHz with 128 Kbytes Flash |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | UFBGA-64 | UFBGA-64 | UFBGA-64 |
| Series | STM32L431RB | STM32L431RB | STM32L431RB |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 80 MHz | 80 MHz | 80 MHz |
| Program Memory Size | 128 kB | 128 kB | 128 kB |
| Data RAM Size | 64 kB | 64 kB | 64 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 52 I/O | 52 I/O | 52 I/O |
| Operating Supply Voltage | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 85 C | + 85 C |
| Product | MCU+FPU | MCU+FPU | MCU+FPU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | SRAM | SRAM | SRAM |
| Interface Type | CAN, I2C, LPUART, Quad SPI, SAI, SDMMC, SPI, SWPMI, USART | CAN, I2C, LPUART, SAI, SPI, USART | CAN, I2C, LPUART, SAI, SPI, USART |
| Analog Supply Voltage | 1.62 V to 3.6 V, 1.8 V to 3.6 V | - | - |
| DAC Resolution | 2 x 12 bit | 2 x 12 bit | 2 x 12 bit |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 16 Channel | 16 Channel | 16 Channel |
| Number of Timers/Counters | 8 Timer | 11 Timer | 11 Timer |
| Processor Series | STM32L431 | STM32L4 | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 2940 | 2940 | 5000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.71 V | 1.71 V | 1.71 V |
| Watchdog Timers | Watchdog Timer, Windowed | Watchdog Timer, Windowed | Watchdog Timer, Windowed |
| RoHS | - | Y | - |
| Hersteller | Teil # | Beschreibung | RFQ |
|---|---|---|---|
STMicroelectronics |
STM32L431RBI3 | ARM Microcontrollers - MCU Ultra-low-power with FPU ARM Cortex-M4 MCU 80 MHz with 128 Kbytes Flash | |
| STM32L431RCT6 | ARM Microcontrollers - MCU 16/32-BITS MICROS | ||
| STM32L431RBT6TR | ARM Microcontrollers - MCU 16/32-BITS MICROS | ||
| STM32L431RCI6 | ARM Microcontrollers - MCU 16/32-BITS MICROS | ||
| STM32L431RBI6 | ARM Microcontrollers - MCU 16/32-BITS MICROS | ||
| STM32L431RBY6TR | ARM Microcontrollers - MCU 16/32-BITS MICROS | ||
| STM32L431RCY6TR | ARM Microcontrollers - MCU 16/32-BITS MICROS | ||
| STM32L431RCT6TR | ARM Microcontrollers - MCU | ||
| STM32L431RBI6TR | ARM Microcontrollers - MCU Ultra-low-power with FPU ARM Cortex-M4 MCU 80 MHz with 128 Kbytes Flash | ||
| STM32L431RBT6 | ARM Microcontrollers - MCU 16/32-BITS MICROS | ||
| STM32L431RBT6 | IC MCU 32BIT 128KB FLASH 64LQFP | ||
| STM32L431RCI6 | IC MCU 32BIT 256KB FLASH 64UFBGA STM32L4 | ||
| STM32L431RBT6TR | IC MCU 32BIT 128KB FLASH | ||
| STM32L431RBI6 | IC MCU 32BIT 128KB FLASH 64UFBGA STM32L4 | ||
| STM32L431RBY6TR | IC MCU 32BIT 128KB FLASH 64WLCSP STM32L4 | ||
| STM32L431RCT6 | IC MCU 32BIT 256KB FLASH 64LQFP | ||
| STM32L431RCY6TR | IC MCU 32BIT 256KB FLASH 64WLCSP STM32L4 | ||
| STM32L431RBI3 | MCU 32-bit ARM Cortex-M4 RISC 128KB Flash 1.71V to 3.6V 64-Ball UFBGA Tray - Trays (Alt: STM32L431RBI3) |