Design of Low-Voltage Wide Tuning Range CMOS Multipass Voltage-Controlled Ring Oscillator

This thesis introduces a multipass loop voltage controlled ring oscillator. The proposed structure uses cross-coupled PMOS transistors and replica bias with coarse/fine control signal. The design implemented in TSMC 90 nm CMOS technology, 0.9V power supply with frequency tuning range 481MHz to 4.08G...

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Bibliographic Details
Main Author: Ren, Jie
Language:en
Published: 2011
Subjects:
VCO
PLL
Online Access:http://hdl.handle.net/10222/13341