Host Processor Operation
3-5
EVM Operation
0000h corresponding to a - 5 V output and FFFFh corresponding to a 5 V
output when BTC/USB = 0. If BTC/USB = 1, 8000h corresponds to - 5 V output
and 7FFFh corresponds to 5 V output. Bipolar zero is given by the code 0000h
applied to the DAC.
Figure 3 - 2. DAC8541 Bipolar Output of Operation
DAC8541 Output
Bipolar Output
Similarly, adjusting the V
REF(H)
voltage to any desired value less than 5 V
produces a voltage output range of
±
V
REF(H)
.