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Niche · 2024-11-11

The product selection guide lists a lot of MPU and MCU devices but, I cant see an efficient way to form a logical AND of several attributes/features :(Eg I'd like to find within some max pin counts such as 16 or for that matter any way to cross refer...

Niche · 2022-11-23

Niche · 2022-11-23

Thanks for reply, I'm puzzled re your comment "..so I assumed that in your case 6 stood for the three mentioned decades" ? The 6 origin is the print on the DIP, your point about it on 1996 & your example of 3 decades - so Im curious what assumption d...

Niche · 2022-11-23

That's good to know on date range, thanks :)So its unclear re best practice replacement re saddle curve MTBF etc It runs a big machine yet usually does it reliably despite really old simple non PLC, non Micro sequencer...Board pics here:- http://memb...

Niche · 2022-11-23

Yes I thought it might still be in production but, doesnt address the question which ishow do I arrive at the date of manufacture from the numbers printed on the DIP top ?Looking forward to knowing date of manufacture from the coding information on t...

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Product selection 8 & 32 bit MCU by pin count & notification too when new

Repairing industrial hydraulic sequencer, many ST ULN2004A's, not sure if discontinued, helpful to know if worn out. How to arrive at date code from print top of plastic DIP ULN2004A GK651288 VW GK CHN is 1988 etc ?

Re: Repairing industrial hydraulic sequencer, many ST ULN2004A's, not sure if discontinued, helpful to know if worn out. How to arrive at date code from print top of plastic DIP ULN2004A GK651288 VW GK CHN is 1988 etc ?

Re: Repairing industrial hydraulic sequencer, many ST ULN2004A's, not sure if discontinued, helpful to know if worn out. How to arrive at date code from print top of plastic DIP ULN2004A GK651288 VW GK CHN is 1988 etc ?

Re: Repairing industrial hydraulic sequencer, many ST ULN2004A's, not sure if discontinued, helpful to know if worn out. How to arrive at date code from print top of plastic DIP ULN2004A GK651288 VW GK CHN is 1988 etc ?