Overview
The K32L2B31VFT0A is a highly integrated and ultra-low-power microcontroller from NXP USA Inc., part of the K32 L2 MCU family. This microcontroller is designed with a low-leakage architecture, power-optimized peripherals, and advanced security features, making it ideal for consumer, industrial, and IoT applications that require low power consumption and extended battery life. The K32 L2B series incorporates an Arm® Cortex®-M0+ core, operating up to 48 MHz, and offers various memory configurations to suit different application needs.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Processor | Arm® Cortex®-M0+ up to 48 MHz |
| Flash Memory | 128 KB |
| SRAM | 32 KB |
| ROM | 16 KB with built-in bootloader |
| Backup Register | 32 bytes |
| Operating Voltage | 1.71 to 3.6 V |
| Temperature Range | –40 to 105 °C |
| Package Type | 48 QFN 7x7 mm, 0.5 mm pitch |
| Low Power Modes | Down to 54 uA/MHz in run mode, 1.96 uA in deep sleep mode |
| Clocks | 48 MHz high accuracy internal reference clock, 8 MHz/2 MHz internal reference clock |
| Peripherals | USB FS 2.0 device, SLCD, UART, I2C, SPI, FlexIO, ADC, DAC, Analog Comparator |
| GPIO | Up to 50 general-purpose input/output pins |
Key Features
- Low-leakage architecture and power-optimized peripherals for extended battery life.
- Advanced security features including cryptographic acceleration, cyclic redundancy check, and true random number generator.
- Optional low power segment LCD up to 24x8 or 28x4 segments.
- USB full-speed 2.0 device controller supporting crystal-less operation.
- Multiple communication interfaces: UART, I2C, SPI, and FlexIO.
- High accuracy internal voltage and clock reference.
- Low-power UART modules and asynchronous DMA controller.
- Watchdog, low-leakage wakeup unit, and micro trace buffer.
Applications
The K32L2B31VFT0A is suitable for a variety of applications, including:
- Consumer electronics requiring low power and high integration.
- Industrial automation and control systems.
- Internet of Things (IoT) devices that need extended battery life and secure data processing.
- Battery-powered devices where power efficiency is critical.
Q & A
- What is the core processor of the K32L2B31VFT0A?
The K32L2B31VFT0A features an Arm® Cortex®-M0+ core operating up to 48 MHz. - What are the memory options for this MCU?
The K32L2B31VFT0A has 128 KB of flash memory, 32 KB of SRAM, and 16 KB of ROM with a built-in bootloader. - What is the operating voltage range of the K32L2B31VFT0A?
The operating voltage range is from 1.71 to 3.6 V. - What are the low power modes of this MCU?
The MCU can operate down to 54 uA/MHz in run mode and 1.96 uA in deep sleep mode. - Does the K32L2B31VFT0A support USB connectivity?
Yes, it supports USB full-speed 2.0 device controller without requiring an external crystal. - What security features are included in the K32L2B31VFT0A?
The MCU includes cryptographic acceleration, cyclic redundancy check, and a true random number generator. - What types of communication interfaces are available?
The MCU features UART, I2C, SPI, and FlexIO interfaces. - Is the K32L2B31VFT0A suitable for IoT applications?
Yes, it is highly suitable for IoT applications due to its low power consumption and advanced security features. - What is the temperature range for the K32L2B31VFT0A?
The temperature range is from –40 to 105 °C. - What package types are available for the K32L2B31VFT0A?
The MCU is available in a 48 QFN 7x7 mm package.
