A 2-V 900-MHz monolithic CMOS dual-loop frequency synthesizer for GSM receivers
A 900-MHz monolithic CMOS dual-loop frequency synthesizer suitable for GSM receivers is presented. Implemented in a 0.50-/spl mu/m CMOS technology and at a 2-V supply voltage, the dual-loop frequency synthesizer occupies a chip area of 2.64 mm/sup 2/ and consumes a low power of 34 mW. The measured p...
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Veröffentlicht in: | IEEE journal of solid-state circuits 2001-02, Vol.36 (2), p.204-216 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | A 900-MHz monolithic CMOS dual-loop frequency synthesizer suitable for GSM receivers is presented. Implemented in a 0.50-/spl mu/m CMOS technology and at a 2-V supply voltage, the dual-loop frequency synthesizer occupies a chip area of 2.64 mm/sup 2/ and consumes a low power of 34 mW. The measured phase noise of the synthesizer is -121.8 dBc/Hz at 600-kHz offset, and the measured spurious levels are -79.5 and -82.0 dBc at 1.6 and 11.3 MHz offset, respectively. |
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ISSN: | 0018-9200 1558-173X |
DOI: | 10.1109/4.902761 |