2.4GHz Very Phase Noise Advance Information DS4875 November 1998

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2.4GHz Very Phase Noise Advance Information DS4875 November 1998

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SP5748
2.4GHz Very Phase Noise Advance Information
DS4875 November 1998
SP5748 single chip frequency synthesiser designed tuning systems optimized phase noise with comparison frequencies MHz. designed downwards software compatible with SP5658. programmable divider contains front dual modulus 16/17 functioning over full operating range allows coarse tuning upconverter application fine tuning downconverter. Comparison frequencies obtained either from crystal controlled on-chip oscillator from external source. buffered reference frequency output also available drive second SP5748. device also contains switching ports.
CHARGE PUMP CRYSTAL CRYSTAL ENABLE DATA CLOCK PORT P1/OC
SPOT REF.
DRIVE INPUT INPUT PORT P0/OP
MP14 Figure1 connections view
APPLICATIONS FEATURES
Complete single chip system (for faster device refer SP5768) Optimised phase noise, with comparison frequencies prescaler Selectable reference division ratio Reference frequency output Selectable charge pump current Integrated loop amplifier switching ports power replacement SP5658 5668 Downwards software compatible with SP5658 protection, (Normal handling procedures should observed) Cable tuning systems Communications systems
ORDERING INFORMATION
SP5748/KG/MP1S (Tubes) SP5748/KG/MP1T (Tape Reel)

2.4GHz Very Phase Noise Advance Information DS4875 November 1998

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