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提出了一种数字锁相环(DPLL),它的相频检测器采用全新的设计方法和自校准技术,具有工作频率范围宽,抖动低,快速锁定的优点.锁相环在1.8V外加电源电压时,工作在60~600MHz的频率范围内.采用分数分频技术,加速锁定过程并具有较小的输出频率间隔,利用∑-Δ调制改善相位噪声性能.设计在SMIC 0.18μm,1.8V,1P6M标准CMOS工艺上实现,峰-峰相位抖动小于输出信号周期的0.8%,锁相环的锁定时间小于参考频率预分频后信号周期的150倍.
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半导体学报
ISSN: 0253-4177
Year: 2005
Issue: 11
Volume: 26
Page: 2085-2091
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 2
Chinese Cited Count:
30 Days PV: 2
Affiliated Colleges: