OS85654

The OS85654 is a high-performance, low-power 32-bit microcontroller from Microchip Technology, designed for demanding embedded applications requiring precision timing and robust connectivity. Built on the ARM Cortex-M0+ core, it operates at up to 48 MHz with 64 KB of flash memory and 8 KB of SRAM, providing efficient processing capabilities for real-time control tasks. The device features integrated peripherals including a 12-bit ADC, multiple timers, and a flexible communication suite comprising UART, SPI, and I²C interfaces, enabling seamless integration into complex system architectures. One of its key strengths lies in its ultra-low power consumption, with active current as low as 100 µA/MHz and sleep modes drawing less than 1 µA, making it ideal for battery-powered or energy-sensitive applications such as industrial sensors, smart meters, and portable medical devices. The OS85654 also includes advanced power management features like dynamic voltage scaling and clock gating, which further optimize energy efficiency without compromising performance. This microcontroller supports secure boot and in-system programming (ISP), enhancing system reliability and simplifying field updates. It offers robust protection mechanisms including hardware watchdog timers, error-correcting code (ECC) for memory, and tamper detection, ensuring dependable operation in harsh environments. Its wide operating voltage range—from 1.8 V to 3.6 V—provides flexibility across various power supply configurations. The OS85654 is well-suited for applications requiring precise timing and control, such as motor control, LED lighting systems, and industrial automation. Its rich set of analog and digital peripherals enables direct interfacing with sensors, actuators, and other external components, reducing the need for additional circuitry. In addition, the device is supported by Microchip’s comprehensive development ecosystem, including MPLAB X IDE, XC32 compiler, and a broad range of evaluation kits and reference designs, accelerating time-to-market for developers. Designed for scalability, the OS85654 can be easily integrated into larger systems using its programmable I/O pins and interrupt-driven architecture, allowing efficient handling of multiple concurrent tasks. Whether deployed in consumer electronics, automotive systems, or IoT edge nodes, this microcontroller delivers a compelling balance of performance, power efficiency, and feature richness tailored to modern embedded design challenges.