Linear Technology DC1795A Demo Manual page 3

Quick start proceDure
Download the ClockWizard setup file at
ClockWizard.
Run the ClockWizard setup file and follow the instructions
given on the screen. The setup file will verify and/or install
Microsoft .NET and install the ClockWizard. Refer to the
Help menu for software operation.
DC1795A ConFigurAtion
1. Connect the GND, V
+
V VCXO turrets to a power supply and apply power
(see Figure 1 and the Typical DC1795A Requirements
and Characteristics table).
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+ +
= 3.15V to 3.45V, V to 5.25V and
Figure 3. ClockWizard screenshot
DEMO MANUAL DC1795A
2. Connect the DC590 to the DC1795A with the provided
ribbon cable.
3. Run the ClockWizard application.
4. In ClockWizard, click File > Load Settings and point to
the "LTC6950_PECL0_250MHz.clkset" file.
The green "STAT1" LED on the DC1795A should turn on
and the "STAT2" LED should turn off indicating that the
loop is locked at 1000MHz. A 250MHz signal should be
present on the PECL0 outputs.
Be sure to power down or terminate any unused RF output
with 50Ω, or poor spurious performance may result.
dc1795af
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