EVAL-AD5390EB Analog Devices Inc, EVAL-AD5390EB Datasheet - Page 5

• Manufacturer Part Number: EVAL-AD5390EB
• Description: BOARD EVAL FOR AD5390
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD5390EB

• Number Of Dac's: 16
• Number Of Bits: 14
• Outputs And Type: 16, Single Ended
• Sampling Rate (per Second): 125k
• Data Interface: Serial
• Settling Time: 8µs
• Dac Type: Voltage
• Voltage Supply Source: Single
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD5390
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

EVALUATION BOARD SOFTWARE
SOFTWARE INSTALLATION
The EVAL-AD5390/91/92EB evaluation kit includes self-
installing software on CD-ROM. If the setup file does not run
automatically, you can run setup.exe from the CD-ROM.
The evaluation board software is compatible with Windows® 95
to Windows XP. Ensure that the Centronics cable connects the
PC to the EVAL-AD5390/91/92EB evaluation board.
1.
2.
The AD5390/91/92 Evaluation Software dialog box is
displayed. Figure 2 shows the drop-down menus (File, Printer
Port, Dac, Register, and Help).
LOAD DAC CHANNELS
The Dac menu allows user control of the 8/16 DAC channels, as
well as other functions such as hardware reset of the DAC
channels and clearing the outputs.
To load DAC channels:
1.
2.
3.
4.
On the Analog Devices menu, select AD539x Evaluation
Software.
At the prompt, select the relevant device.
On the Dac menu, select Load/Calibrate Dac Channel.
The Load/Calibrate Dac Outputs dialog box is displayed.
In the Enter Channel box, enter the channel selection.
In the Enter Data (Hex) box, type a DAC code to load to
the selected channel.
Press Enter on your keyboard after entering data.
Figure 2.
Figure 3.
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5.
CHANNEL CALIBRATION
1.
2.
3.
4.
5.
6.
You can also manually program the gain and offset registers.
1.
2.
and the B Register. Click the Toggle Selected Register for
output button to toggle between the two registers.
Click Calibrate Channel to display the Channel
Calibration dialog box.
Type the reference value in the Enter Vref(+) Value (V)
box.
Load full scale and measure the output voltage on the
relevant channel.
Input this value in the appropriate field in the dialog box.
Load zero scale and again enter the measured value in the
appropriate field.
Click Calibrate to calibrate the device to the required
output voltage.
Click Manually Program Calibration Registers. The
Program m and c Registers dialog box is displayed.
Type values for the gain and offset registers and click the
accompanying buttons to program the registers.
Each DAC has two associated data registers, the A Register
Figure 4.
Figure 5.
EVAL-AD5390/91/92EB