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Re: [AVR-Chat] AT90S4414 old stock in UK?

2005-01-12 by Mike Harrison

On Wed, 12 Jan 2005 13:48:39 -0000, you wrote:

>
>I have to maintain some equipment which uses the AT90S4414 (40 pin DIP) 
>which has been obsolete for a few years. The usual UK suppliers (Farnell, 
>CPC, RS) no longer have them (nor the AT90S8515 which might be an 
>alternative).
>
>Is anyone aware of any (new) old stock lying in the UK - just want ten or 
>twelve to last me until I retire :-)    I see that Digikey is still listing a few 8515s 
>but their 12GBP delivery charge is a turn-off... 

Have you looked at the ATMega8515 - this is mostly compatible. 
Note however that if you use EEPROM, the mega8515 is NOT 100% compatible as it has an eeprom
high-order adddress register (not present on 4414) which is not initialised to a known state at
power-up, so you will need to add code to initialise it. 

Atmel chips do appear on ebay quite often.
How about this : 
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&category=50915&item=3865385533&rd=1

(Most  sellers listing 'US only' will ship to UK if asked)

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