STM32L431RBY6TR

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The STM32L431RBY6TR is an integrated, 32-bit, Arm-based microcontroller from the STM32 family of microcontrollers. It is designed for small and low-power applications, and is especially well-suited for use in battery-operated, low-power applications, such as medical equipment, home automation and industrial control.

The STM32L431RBY6TR offers a wide range of peripheral features, including dual-channels for ADC, quad-SPI Flash memory system, CANbus, USB 2.0, DAC, MDI, and I2C interfaces. These features enable the STM32L431RBY6TR to meet the requirements of a wide range of applications. For example, it can be used in automotive, health care, and industrial control applications. In addition, the STM32L431RBY6TR also offers a number of low-power capabilities, including an Ultra-Low-power consumption mode (ULPM) with an energy consumption of only 65µA/MHz, an integrated Cortex-M4 FPU, and an Ultra-Low-consumption Stop mode that allows for extended battery life.

The STM32L431RBY6TR is available in two packages: a 64-ball LQFP100 package and a 32-pins WLCSP package. The LQFP100 package has six groups of 16-balls for even distribution of the I/O pins, greater power efficiency, and a smaller package size to minimize board space. The WLCSP package has an ultra-low pin count of 32-pins, allowing for improved design flexibility, cost savings, and better signal integrity. Both packages are qualified for Automotive applications.

The STM32L431RBY6TR employs an ARM Cortex-M4 32-bit RISC core operating at a maximum of 80MHz. The core features additional dedicated instructions and memory protection unit, which is suited for safety-critical applications. The STM32L431RBY6TR also features two ADCs and two DACs, as well as two SPIs and one I2C. Additionally, the STM32L431RBY6TR also features three low power modes with duty cycling techniques, as well as a low power UART, capable of running at just 9.6 Kbps.

The STM32L431RBY6TR also features advanced power management capabilities. These include a power Save Mode, which significantly reduces the power consumption of the microcontroller when it is not needed and an active Halt Mode that enables the microcontroller to quickly switch between active and inactive states. To further reduce power consumption, the STM32L431RBY6TR also features an integrated power-on reset (POR) capability, which can be activated externally to reset the microcontroller’s internal registers. Additionally, the STM32L431RBY6TR also supports up to six low-voltage power-saving modes, and a wide range of GPI/GPO options, allowing for a higher level of power saving.

The STM32L431RBY6TR consumes minimal power and is ideal for applications requiring low power consumption but high performance. The STM32L431RBY6TR works in an embedded environment, making it especially well-suited for use in medical, industrial, consumer and other applications. Its feature set and extensive range of peripheral and connectivity options make it an ideal choice for a variety of applications.

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