The present IP specifies a Ring Oscillator with 1.8V power supply and less than 50uA operating current. Its output frequency is 8MHz and it can be fairly accurate (±5%) by tuning 5 signal bits.
HHGrace 0.18um 3.3V RC Oscillator
Overview
Key Features
- Process: GSMC 0.18um ULL tri-gate E-Flash 1P5M process
- Supply voltage: 1.58V ~ 1.98V
- Average current: < 50uA (after tuning)
- Operating junction temperature: - 40°C ~ +25°C ~ +125°C
Technical Specifications
Maturity
Silicon proven