ATSAMHA1E14A-B

The ATSAMHA1E14A-B is a high-performance 32-bit ARM Cortex-M0+ microcontroller from Microchip Technology, designed for embedded applications requiring low power consumption and efficient processing. It operates at a maximum clock frequency of 48 MHz and features 128 KB of flash memory and 16 KB of SRAM, providing ample storage and runtime performance for complex control tasks. The device supports a wide operating voltage range of 1.62 V to 3.6 V, making it suitable for battery-powered and energy-efficient systems. This microcontroller includes an integrated USB 2.0 Full-Speed controller with support for Device, Host, and OTG modes, enabling flexible connectivity options for data transfer and peripheral communication. It also integrates a 12-bit analog-to-digital converter (ADC) with up to 16 channels, allowing precise analog signal acquisition for sensor interfacing and real-time monitoring. Additional peripherals include two UARTs, one SPI, one I2C, and up to 32 general-purpose I/O pins, offering robust interface capabilities for diverse system designs. The ATSAMHA1E14A-B is optimized for low-power operation, featuring multiple power-saving modes such as Sleep, Idle, and Power-down, which enable extended battery life in portable devices. Its advanced power management unit allows dynamic voltage scaling and clock gating, further reducing power consumption during idle or low-activity periods. The chip also supports secure boot and code protection mechanisms, ensuring firmware integrity and preventing unauthorized access or tampering. Designed for industrial, consumer, and IoT applications, this microcontroller excels in smart metering, home automation, wearable electronics, and motor control systems. Its rich set of peripherals and low-power architecture make it ideal for compact, battery-operated devices that require reliable performance and minimal energy use. The device is available in a 48-pin QFN package, offering a small footprint and ease of integration into space-constrained designs. Microchip provides comprehensive development tools, including the MPLAB X IDE, XC32 compiler, and evaluation kits, enabling rapid prototyping and debugging. The ATSAMHA1E14A-B’s compatibility with the SAM series ecosystem ensures seamless migration across similar devices and long-term software support.