| Manufacturer | STMicroelectronics |
| Manufacturer Standard Lead Time | 12 Weeks |
| Description | IC MCU 32BIT 128KB FLASH 49WLCSP |
| Series | STM32L4 |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Base Product Number | STM32L431 |
| Voltage – Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Package / Case | 49-UFBGA, WLCSP |
| Supplier Device Package | 49-WLCSP (3.14×3.13) |
| Mounting Type | Surface Mount |
- A generous allocation of 128 Kbytes of Flash memory provides ample space for storing program code, firmware, and data. This extensive memory capacity accommodates the requirements of sophisticated applications, allowing for the implementation of intricate functionalities and facilitating future updates.
- The MCU features a versatile array of peripherals, including USART, SPI, I2C, timers, and Analog-to-Digital Converters (ADCs).
- The MCU is presented in a compact Surface Mount Device (SMD) / Surface Mount Technology (SMT) form factor, optimizing space utilization on printed circuit boards. This feature is invaluable in applications where size constraints are a critical consideration.