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ADF4158 Datasheet Direct Modulation/Waveform Generating 6.1 GHz Fractional-N Frequency Synthesizer

Manufacturer: Analog Devices

Datasheet Details

Part number ADF4158
Manufacturer Analog Devices
File Size 674.15 KB
Description Direct Modulation/Waveform Generating 6.1 GHz Fractional-N Frequency Synthesizer
Download ADF4158 Download (PDF)

General Description

Radio frequency (RF) bandwidth to 6.1 GHz 25-bit fixed modulus allows subhertz frequency resolution Frequency and phase modulation capability Sawtooth and triangular waveforms in the frequency domain Parabolic ramp Ramp superimposed with FSK Ramp with 2 different sweep rates Ramp delay Ramp frequency readback Ramp interruption 2.7 V to 3.3 V power supply Separate VP allows extended tuning voltage Programmable charge pump currents 3-wire serial interface Digital lock detect Power-down mode Cycle slip reduction for faster lock times Switched bandwidth fast-lock mode Qualified for automotive applications APPLICATIONS The ADF4158 is a 6.1 GHz fractional-N frequency synthesizer with direct modulation and waveform generation capability.

It contains a 25-bit fixed modulus, allowing subhertz resolution at 6.1 GHz.

It consists of a low noise digital phase frequency detector (PFD), a precision charge pump, and a programmable reference divider.

Overview

Data Sheet Direct Modulation/Waveform Generating, 6.1 GHz Fractional-N Frequency.