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| Part Number | STM32L431CBY7TR | STM32L431CBY6TR |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Active |
| Core Processor | ARM® Cortex®-M4 | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core |
| Speed | 80MHz | 80MHz |
| Connectivity | CANbus, I²C, IrDA, LINbus, QSPI, SAI, SPI, SWPMI, UART/USART | CANbus, I²C, IrDA, LINbus, QSPI, SAI, SPI, SWPMI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, PWM, WDT | Brown-out Detect/Reset, DMA, PWM, WDT |
| Number of I/O | 39 | 39 |
| Program Memory Size | 128KB (128K x 8) | 128KB (128K x 8) |
| Program Memory Type | Flash | Flash |
| EEPROM Size | - | - |
| RAM Size | 64K x 8 | 64K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V | 1.71V ~ 3.6V |
| Data Converters | A/D 10x12b; D/A 2x12b | A/D 10x12b; D/A 2x12b |
| Oscillator Type | Internal | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 49-UFBGA, WLCSP | 49-UFBGA, WLCSP |
| Supplier Device Package | 49-WLCSP (3.14x3.13) | 49-WLCSP (3.14x3.13) |
