power supply for adc chip 677

i m doing 1 project...this is the first by me.i hv to supply a constant
power supply of 5 volt to adc 677. i hv used 7805 chip for tht along
with step down transformer and bridge rectifier....

i want to knw tht will this work?plz hlp..this is my frst project...i
dnt wanna fail

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