Digital Electronics - Digital Signal Processing - Discussion
Discussion Forum : Digital Signal Processing - General Questions (Q.No. 15)
15.
In a 4-bit R/2R ladder digital-to-analog converter, because of negative feedback, the operational amplifier keeps the inverting (minus) input near ________.
Discussion:
1 comments Page 1 of 1.
Dr.S.S.Limaye said:
1 decade ago
Positive input of OPAMP is grounded. So OPAMP gives negative feed back in such a way that its negative input is also ground and the differential signal is zero.
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