Alternative ICs

Can anyone please suggest me alternatives for ICs SN74HC14D, OPA4277, OPA227UA of same package, as this ICs are unavailable now.I am from Physics background, we can use electronics , but we are not so much depth understanding of Ics, so could help me by suggesting alternatives of this ICs.

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michaelkellett over 2 years ago +2

You need to tell us what you are trying to do, how many parts you need, what packages you can cope with etc etc. Your parts are all easily available from the following sources: 74hc14d Farnell opa4277…

0 michaelkellett over 2 years ago

You need to tell us what you are trying to do, how many parts you need, what packages you can cope with etc etc.

Your parts are all easily available from the following sources:

74hc14d Farnell

opa4277 Mouser

opa 227 RS

When stuck for parts try:

Farnell, Digikey, Mouser, RS (Farnell get to go first because its their website !)

MK
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0 Heramb_VB over 2 years ago in reply to michaelkellett

I doing PhD in IIT-Guwhati,India. We are buying ICs to make Laboratory Control for cold atom experiments. We are following PCB designs of

http://strontiumbec.com/ Todd P. Meyrath and Florian Shrek to make similar analog card. We have found most of the ICs, but these three ICs - SN74HC14D, OPA4277, OPA227UA are out of stock.

IC Qty Packing

SN74HC14D 60 14-SOIC

OPA4277 40 14-SOIC

OPA227UA 10 8-SOIC
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0 michaelkellett over 2 years ago in reply to Heramb_VB

Try the people I suggested.

If you want to do electronics in 2022 you need to be willing to buy parts from any country from whoever has them.

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IC	Qty	Packing

SN74HC14D	60	14-SOIC
OPA4277	40	14-SOIC
OPA227UA	10	8-SOIC