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AD9910 - 3.3V CMOS Direct Digital Synthesizer

General Description

4 Specifications 5 Electrical Specifications 5 Absolute Maximum Ratings 8 Equivalent Circuits 8 ESD Caution 8 Pin Configuration and Function Descriptions 9 Typical Performance Characteristics 12 Application Circuits 15 Theory of Operation 16 Single Tone Mode 16 RAM Modulation Mode 17 Digital R

Key Features

  • 1 GSPS internal clock speed (up to 400 MHz analog output) Integrated 1 GSPS, 14-bit DAC 0.23 Hz or better frequency resolution Phase noise ≤.
  • 125 dBc/Hz @ 1 kHz offset (400 MHz carrier) Excellent dynamic performance with >80 dB narrow-band SFDR Serial input/output (I/O) control Automatic linear or arbitrary frequency, phase, and amplitude sweep capability 8 frequency and phase offset profiles Sin(x)/(x) correction (inverse sinc filter) 1.8 V and 3.3 V power supplies Software and hardware.

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Data Sheet 1 GSPS, 14-Bit, 3.3 V CMOS Direct Digital Synthesizer AD9910 FEATURES 1 GSPS internal clock speed (up to 400 MHz analog output) Integrated 1 GSPS, 14-bit DAC 0.23 Hz or better frequency resolution Phase noise ≤ −125 dBc/Hz @ 1 kHz offset (400 MHz carrier) Excellent dynamic performance with >80 dB narrow-band SFDR Serial input/output (I/O) control Automatic linear or arbitrary frequency, phase, and amplitude sweep capability 8 frequency and phase offset profiles Sin(x)/(x) correction (inverse sinc filter) 1.8 V and 3.