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AD9956/PCB 

 

Rev. 0 | Page 12 of 12 

NOTES 

 

 

© 2005 Analog Devices, Inc. All rights reserved. Trademarks and

 

 

registered trademarks are the property of their respective owners. 

 

EB05278–0–1/05(0)

 

Summary of Contents for AD9953YSVZ

Page 1: ...781 326 8703 2005 Analog Devices Inc All rights reserved EVALUATION BOARD FUNCTIONAL BLOCK DIAGRAM M DDS R VCO N LPF AD9956 LPF VCO AND LOOP FILTER ONLY POPULATED ON AD9956 VCO PCB THESE SOCKETS LEFT...

Page 2: ...nning and Using the Software 4 Control Dialog Box 5 Profile Dialog Box 6 Clock Driver Control Phase Frequency Detector Charge Pump Dialog Box 7 DUT Signals Dialog Box 8 DUT I O Dialog Box 8 Debug Wind...

Page 3: ...ind of application the external signal should be applied to the DUT REF IN connector J2 This leads to the AD9956 Pins PLLREF PLLREF the reference input of the AD9956 s phase frequency detector See the...

Page 4: ...Program Files ADI AD9956 Evaluation Software 2 Double click the icon to launch the evaluation software A status window similar to Figure 2 appears in the center of the AD9956 Evaluation Software dial...

Page 5: ...raw undivided REFCLK is used as the internal system clock when this box is checked Do not select this box if the REFCLK input is greater than 400 MHz Output Waveform In the Output Waveform box select...

Page 6: ...output The PLL lock detect enable bit in the Charge Pump dialog box enables a PLL lock monitoring function either through the PLL_LOCK_DETECT pin externally or by setting a flag in the control regist...

Page 7: ...ntire charge pump A delay occurs when coming out of this power down to reestablish the correct charge pump current Select Charge Pump Quick Powerdown to power down the phase detector logic while keepi...

Page 8: ...end an I O update to the device s every time you click LOAD default on If you want a device to wait for a manually sent I O update signal clear the corresponding check box DUT I O DIALOG BOX This dial...

Page 9: ...The Debug Window shown in Figure 9 lets you directly write to any of the internal registers and subsequently read them back You can also directly toggle the states of any external inputs such as PS0...

Page 10: ...harge sensitive device Electrostatic charges as high as 4000 V readily accumulate on the human body and test equipment and can discharge without detection Although this product features proprietary ES...

Page 11: ...AD9956 PCB Rev 0 Page 11 of 12 NOTES...

Page 12: ...AD9956 PCB Rev 0 Page 12 of 12 NOTES 2005 Analog Devices Inc All rights reserved Trademarks and registered trademarks are the property of their respective owners EB05278 0 1 05 0...

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