
Hittite Microwave
General Description
the hMc701LP6ce is a siGe BicMos fractional-n frequency synthesizer. the synthesizer includes a 8Ghz 16-bit rf n-Divider, a 24-bit delta-sigma modulator, a very low noise digital phase frequency detector (PfD), and a precision controlled charge pump. in addition the synthesizer supports an external step tuned Vco.
FEATUREs
• fractional or integer Modes
• 8 Ghz, 16-Bit rf n-counter
• 24-Bit step size resolution, 3 hz typ
• Ultra Low Phase noise 6 Ghz, 50 Mhz ref.
-103 / -110 dBc/hz @ 20 khz (frac / integer)
• reference Path input: 200 Mhz
• 14-Bit reference Path Divider
• Low fractional spurious
• reference spurs: -90 dBc typ
• auto and triggered sweeper functions
• cycle slip Prevention (csP) for fast settling
• autotune support for external step tuned Vcos
• Multi-Vco support
• auxiliary clock source
• 40 Lead 6x6mm sMt Package: 36mm²
Typical Applications
• Base stations for Mobile radio (GsM, Pcs, Dcs, cDMa, WcDMa)
• Wireless Lans, WiMax
• communications test equipment
• catV equipment
• fMcW sensors
• automotive radar
• Phased-array systems