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anyone have info on this PIR chip

Posted: Fri Nov 02, 2007 6:42 am
by dacflyer
I am looking for info on this PIR chip..HT48R11-B-O
google yields nothng except a parts wharehouse and quotes... i cannot find any other info on it.

thanks

Holtek chip

Posted: Fri Nov 02, 2007 1:20 pm
by zap101
Go to www.holtek.com for a datasheet...I had the same prob a few months ago...put HT48* in the search box...I will look for the datasheet that I have and post it soon (if I can find it)...
mike

Found it!!!

Posted: Fri Nov 02, 2007 1:38 pm
by zap101
OK this is a discontinued device Holtek will not give me any info on it...here is the datasheet...I cannot upload it here...but you can get it @ datasheetarchive...www.datasheetarchive.com just put HT48R11 in the search box...
mike

Holtek chip

Posted: Fri Nov 02, 2007 1:46 pm
by zap101
Go to www.holtek.com for a datasheet...I had the same prob a few months ago...put HT48* in the search box...I will look for the datasheet that I have and post it soon (if I can find it)...
mike

Posted: Fri Nov 02, 2007 4:22 pm
by dacflyer
thanks,,,i thought this chip was specific for controlling PIR's but its actually a microcontroller..lol

ok, thanks anyway