A 4-bit R/2R digital-to-analog (D/A) converter has a reference voltage of 5 volts. What is the analog output for the input code 0101.( )
A、-0.3125;
B、0.3125;
C、-3.125;
D、3.125
发布时间：2025-11-03 09:36:39
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答案：3.125
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