RC-OSC
Features
- Ultra-Low Power Consumption – Industry-leading efficiency at just 1 µA/MHz, optimizing energy use for mobile, IoT, and ultra-low-power embedded applications. The oscillator operates from 0.72V to 0.88V, making it ideal for battery-powered designs and energyharvesting systems.
- Supports dual-frequency operation – 8 MHz or 16 MHz, providing flexibility for performance and power optimization. Tolerance after calibration ±1.5% on absolute frequency accuracy over temperature and voltage variations, making it reliable for realtime embedded applications.
Target Applications
- Low-power IoT and embedded systems • Wireless sensor nodes
- Battery-operated devices
- Wearable electronics
- Microcontroller clocking (internal clock source for MCUs)
Overview
The RC Oscillator (RC OSC) in 22nm is a low-power, integrated clock generator designed for energyefficient applications. It provides two selectable frequency outputs (8 MHz and 16 MHz) while maintaining a low power profile, making it ideal for battery-operated and always-on applications. The oscillator achieves high accuracy of ±1.5% after calibration and operates within a broad voltage range of 0.72V to 0.88V.
Block Diagram
