1- Determine the resistance spreads for 3-bit D/A convertor for binary weighted resistor and for the R-2R ladder types. 2- An amplifier has 20dB gain and 1MHz bandwidth, what is the new gain and bandwidth after a negative feedback is applied with de-sensitivity factor D=5? 3- Determine the required order for a Butterworth LPF to provide 20dB attenuation at w/w,-2.

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1- Determine the resistance spreads for 3-bit D/A convertor for binary
weighted resistor and for the R-2R ladder types.
2- An amplifier has 20dB gain and 1MHz bandwidth, what is the new gain
and bandwidth after a negative feedback is applied with de-sensitivity
factor D=5?
3- Determine the required order for a Butterworth LPF to provide 20dB
attenuation at w/w,-2.
Transcribed Image Text:1- Determine the resistance spreads for 3-bit D/A convertor for binary weighted resistor and for the R-2R ladder types. 2- An amplifier has 20dB gain and 1MHz bandwidth, what is the new gain and bandwidth after a negative feedback is applied with de-sensitivity factor D=5? 3- Determine the required order for a Butterworth LPF to provide 20dB attenuation at w/w,-2.
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