Low cost and low power open-loop frequency synthesiser

被引:3
|
作者
Haddad, F. [1 ]
Zaid, L. [1 ]
Sangiovanni, A. [1 ]
Scali, R. [2 ]
机构
[1] Univ Aix Marseille 1, Integrated Circuits Design Team, Inst Mat Microelect & Nanosci Provence, F-13397 Marseille 20, France
[2] Telecom SudParis, F-91011 Evry, France
关键词
TRANSCEIVER;
D O I
10.1049/el.2010.0639
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A fully integrated frequency synthesiser based on a low-cost and low-power multifunctional phase-locked loop (PLL) is proposed for frequency shift keying applications. The optimised open-loop modulation circuit and its digital control module are detailed. The 0.166 mm(2) synthesiser is implemented in a 0.28 mu m CMOS technology with 2.5 V supply voltage. Measurement results related to the open-loop frequency drift and demodulated signal together with the PLL lock time are presented.
引用
收藏
页码:982 / 983
页数:2
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