64 input adder - Electronic Circuits Projects Diagrams Free

yugatharan · 14th May 2007, 05:42 AM

I want a adder with 64/32 inputs. i have to add 64/32 single bit parallelly and give a output in binary or decimal.please help me to find out such kind of IC.

ericgibbs · 14th May 2007, 08:02 AM

hi,
You use a series chain of 4+4 bit adders and use the carry bit from a lower value adder to the next most sig adder.

Do a forum search for 'adders' there has been a detailed one recently.

Does this help.

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14th May 2007, 05:42 AM	(permalink)
yugatharan	64 input adder I want a adder with 64/32 inputs. i have to add 64/32 single bit parallelly and give a output in binary or decimal.please help me to find out such kind of IC.

14th May 2007, 08:02 AM	(permalink)
ericgibbs	hi, You use a series chain of 4+4 bit adders and use the carry bit from a lower value adder to the next most sig adder. Do a forum search for 'adders' there has been a detailed one recently. Does this help. __________________ Eric "Good enough is Perfect" PIC tutorials: Gramo's: www.digital-diy.net/ Bill's: www.blueroomelectronics.com/