A jitter characteristic improved PLL with RC time constant circuit
- Affiliation
- 부경대학교 대학원
- Department
- 대학원 전자공학과
- Advisor
- 최영식
- Table Of Contents
- Ⅰ. Introduction 1
Ⅱ. Basic principle of phase locked loop (PLL) 3
2.1 The structure and principle of PLL 3
2.2 Performance of the basic blocks 6
2.2.1 Phase frequency detector (PFD) 6
2.2.2 Charge pump (CP) and loop filter (LF) 9
2.2.3 Voltage controlled oscillator (VCO) 11
2.2.4 Divider 11
2.3 Linear analysis of the charge pump PLL 12
Ⅲ. Designing a jitter characteristics improved PLL with a RC time constant circuit 17
3.1 Structure of the proposed PLL 17
3.2 The operation principle of the RC time constant comparator circuit 18
3.3 Circuit design 22
3.3.1 Phase frequency detector 22
3.3.2 Charge pump 24
3.3.3 Voltage controlled oscillator 26
3.3.4 Divider 28
3.3.5 Auxiliary charge pump 29
3.3.6 Voltage follower and comparator 30
Ⅳ. Simulation result 31
4.1 Simulation result 31
Ⅴ. Conclusion 34
Reference 35
- Degree
- Master
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- 대학원 > 전자공학과
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