Re: DAC & SFDR
neter said:
Dear yen,
My DAC is 8bits.
Can you provide input test square waves picture to give me reference ?
Thank you very much.
Like this
VV0 A0 0 pulse (1.8V 0V 0n 0.1n 0.1n 2n 4n)
VV1 A1 0 pulse (1.8V 0V 0n 0.1n 0.1n 4n 8n)
VV2 A2 0 pulse (1.8V 0V 0n 0.1n 0.1n 8n 16n)
VV3 A3 0 pulse (1.8V 0V 0n 0.1n 0.1n 16n 32n)
VV4 A4 0 pulse (1.8V 0V 0n 0.1n 0.1n 32n 64n)
VV5 A5 0 pulse (1.8V 0V 0n 0.1n 0.1n 64n 128n)
VV6 A6 0 pulse (1.8V 0V 0n 0.1n 0.1n 128n 256n)
VV7 A7 0 pulse (1.8V 0V 0n 0.1n 0.1n 256n 512n)
VV8 A8 0 pulse (1.8V 0V 0n 0.1n 0.1n 512n 1024n)
VV9 A9 0 pulse (1.8V 0V 0n 0.1n 0.1n 1024n 2048n)
VV10 A10 0 pulse (1.8V 0V 0n 0.1n 0.1n 2048n 4096n)
VV11 A11 0 pulse (1.8V 0V 0n 0.1n 0.1n 4096n 8192n)
VV14 CLK 0 pulse (0V 1.8V 0n 0.1n 0.1n 1n 2n)
Added after 2 minutes:
sunking said:
I know how to simulate SFDR of dac.But I don't how to generate my inputs that my output is like sine wave. How do I do? Thanks.