Datasheet

TCXO
CDCE62005
DAC328x
TRF372017
RF
DATA
Data_CLK
FRAME_CLK
DAC_CLKOSTR_CLK
Optional Transformer
Output
TRF3703-xx
TRF3704
RF
LO
Optional TRF 3703-xx
or TRF 3704 Output
TSW3100 CLK
Mod_Ref
EVM Block Diagram www.ti.com
1 EVM Block Diagram
Figure 1 shows the configuration of the EVM with the TSW3100 used for the pattern generation.
Figure 1. EVM Block Diagram
2 Software Control
2.1 Installation Instructions
1. Open folder named DAC328x_Installer_vxpx (xpx represents the latest version)
2. Run Setup.exe
3. Follow the on-screen instructions
4. Once installed, launch by clicking on the DAC328x_GUI_vxpx program in Start >Texas Instruments
DACs.
5. When plugging in the USB cable for the first time, you will be prompted to install the USB drivers.
(a) When a pop-up screen opens, select Continue Downloading.
(b) Follow the on-screen instructions to install the USB drivers.
(c) If needed, you can access the drivers directly in the install directory.
2.2 Software Operation
The software allows programming control of the DAC device, the CDC device, and the TRF device. The
front panel provides a tab for full programming of each device. The Top Level tab provides a more
convenient and simplified interface to the most used registers of each device. The Top Level panel of the
software is shown in Figure 2.
2.2.1 DAC328x
● Interpolation: Sets the DAC interpolation factor
● Inv Sinc Filter: (DAC3282 only) Sets the inverse sinc filter on
● DAC Gain: Adjusts the DAC gain for each channel
● Mixer: Selects the DAC mixer
● Temperature: Reads the temperature sensor inside the DAC device
2
DAC3282 SLAU304C–February 2010–Revised November 2010
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