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Thank you so much for response
Input signal frequency 23 khz
Osr value of 10
Bw is 1.6Mhz
Expected to recover input signal with same bandwidth
schematicinpit bits are 8 bits and Output is one bit digital pwm signal applied to one bit dac then sallen and key low pass filter 4 th order but not...
Hello all!!! I have designed digital sigma Delta DAC in Cadence. At the output designing analog sallen and key low pass filter but problem to recover the signal.i need to change the desinged components value to match with signal.
Still not getting properly. Could you please tell me what...
hello,
i hv to design digital sigma delta modulator in DAC in cmos software but i dont understand how to make circiut of 3rd order modulator using accumulator with 8 bits, plz help me to make this diagram, no mash topology only single loop 3rd order 8 bit modulator:-(
plz help me....:-?
i m working on sigma delta of DAC , i got fft spectrum using Hann window in MATLAB and i want help to calculate SNR plz tell me how to measure signal to noise ratio in this case.........(without toolbox)
i hv written code for sigma delta modulator of DAC in Matlab, i m taking input frequency 20khz and nyqiust frequency 48khz,over sampling ration 128.i got spectrum of modulator using hanning window with frequency 3000(normalised frequency) but really i confused how to measure SNR of this output...
i hv designed sigma delta modulator in DAC using mosfets means cmos design but problem is that i want source of 24bit signal in circuit diagram bcoz i hv designed modulator for audio applications that's why i hv to take sinusoidal signal as a test signal but i dont understand how to do...
i want implementation idea of digital sigma delta modulator in DAC,this block is digital.i m taking 24 bit sigma delta modulator and 4 bit truncator but i dont understand how to take 24 bit sin signal in electric software......plz tell me suggestion.....:-?
i want discrete signal source of 24 bit in electric vlsi design system software but i dont get how to take bcoz i want discrete time and discrete amplitude sin signal to my circuit can we take in circuit design?
digital sigma delta modulator in DAC is digital block i want 24 bit digital test signal means single sample is of 24 bit but i dont understand how to take in cmos design so plz help me.
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