Direct Digital Synthesis (DDS) - Application Notes

 

Main Page od AD9851

 

Software for evaluation bard  AD9851

 

 

AN-715: A First Approach to IBIS Models: What They Are and How They Are Generated (pdf, 379,082 bytes)

AN-632: Provisionary Data Rates Using the AD9951 DDS as an Agile Reference Clock for the ADN2812 Continuous-Rate CDR (pdf, 142,073 bytes)

AN-621: Programming the AD9832/AD9835 (pdf, 207,547 bytes)
This application note details how to program 5 MHz on the output of the AD9832/AD9835 parts. The frequency register,defer register,and command sequence are explained in detail.

AN-605: Synchronizing Multiple AD9852 DDS-Based Synthesizers (pdf, 540,140 bytes)

AN-587: Synchronizing Multiple AD9850/AD9851 DDS-Based Synthesizers (pdf, 119,446 bytes)

AN-557: An Experimenter's Project: (pdf, 377,565 bytes)
Incorporating the AD9850 Complete DDS Device as a Digital LO Function in an Amateur Radio Transceiver

AN-543: High Quality, All-Digital RF Frequency Modulation Generation with the ADSP-2181 and the AD9850 DDS (pdf, 50,435 bytes)

 

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AN-543 - Monaural FM Transmitter (dsp, 20,641 bytes)

 

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AN-543 - Stereo FM Transmitter (dsp, 26,085 bytes)

AN-423: Amplitude Modulation of the AD9850 Direct Digital Synthesizer (pdf, 38,029 bytes)

AN-419: A Discrete, Low Phase Noise, 125 MHz Crystal Oscillator for the AD9850 (pdf, 103,565 bytes)

AN-345: Grounding for Low-and-High-Frequency Circuits (pdf, 466,906 bytes)
Know Your Ground and Signal Paths for Effective Designs. Current Flow Seeks Path of Least Impedance-Not Just Resistance....

AN-342: Analog Signal-Handling for High Speed and Accuracy. (pdf, 479,545 bytes)
Signal handling techniques for optimizing DAC and ADC performance.

AN-280: Mixed Signal Circuit Technologies (pdf, 2,152,032 bytes)
Considers problems which arise when reality (& Murphy) intervene in a design which otherwise seems satisfactory in terms of theory and modeling.

AN-237: Choosing DACs for Direct Digital Synthesis (pdf, 1,183,759 bytes)