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STM32L431CBT3 - Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 128 Kbytes of Flash memory

Product Description

STM32L431CBT3 is the ultra-low-power microcontrollers based on the high-performance Arm® Cortex®-M4 32-bit RISC core operating at a frequency of up to 80 MHz. The Cortex-M4 core features a Floating point unit (FPU) single precision which supports all Arm® single-precision data-processing instructions and data types. It also implements a full set of DSP instructions and a memory protection unit (MPU) which enhances application security.

Product Features

Ultra-low-power with FlexPowerControl

1.71 V to 3.6 V power supply

-40 °C to 85/105/125 °C temperature range

200 nA in VBAT mode: supply for RTC and 32x32-bit backup registers

Up to 83 fast I/Os, most 5 V-tolerant

RTC with HW calendar, alarms and calibration

Up to 21 capacitive sensing channels: support touchkey, linear and rotary touch sensors

Up to 256 KB single bank Flash, proprietary code readout protection

64 KB of SRAM including 16 KB with hardware parity check

Quad SPI memory interface

Rich analog peripherals (independent supply)

1x 12-bit ADC 5 Msps, up to 16-bit with hardware oversampling, 200 μA/Msps

2x 12-bit DAC output channels, low-power sample and hold

1x operational amplifier with built-in PGA

2x ultra-low-power comparators

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.