Datasheet

3-1
EVM Operation
EVM Operation
This chapter details the operation of the EVM to guide the user in evaluating
the onboard DAC and in interfacing the EVM to a host processor.
Refer to the specific DAC data sheet, as listed in the Related Documentation
from Texas Instruments section in the Preface of this user’s guide for more in-
formation about the DAC serial interface and other related topics.
The EVM board is factory-configured to operate in the unipolar output mode.
Topic Page
3.1 Factory Default Setting 3-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.2 Host Processor Interface 3-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.3 EVM Stacking 3-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.4 The Output Op Amp 3-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.5 Jumper Setting 3-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.6 Schematic Diagram 3-8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Chapter 3