what does the first and last letters mean in ic codes (e.i: HD74LC47N what's HD and N for?)?

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what does the first and last letters mean in ic codes (e.i: HD74LC47N what's HD and N for?)?

2006-10-02 15:03:13 · 2 answers · asked by chronoel 1 in Science & Mathematics ➔ Engineering

2 answers

It varies from manufacturer to manufacturer. You need the datasheet to decode the numbers. I tried to find this part on the internet and it does not seem to exist. Are you sure that you got the part number correct?

For example SN74LS47 is a BCD to 7-Segment Decoder see

http://focus.ti.com/docs/prod/folders/print/sn74ls47.html

2006-10-02 15:36:44 · answer #1 · answered by rscanner 6 · 0⤊ 0⤋

Are you confusing this number with a Harley Davidson VIN?

Link below if you are.....

2006-10-02 23:19:17 · answer #2 · answered by Anonymous · 0⤊ 0⤋