[sdiy] SSM chip reissue

[Tom Wiltshire]

On 23 Apr 2017, at 12:07, Colin Fraser <colin at colinfraser.com> wrote:

> 
>> On 23 Apr 2017, at 11:08, Tom Wiltshire <tom at electricdruid.net> wrote:
>> 
>> $1.6 at 1000s for the SSI2144 according to that press release.
>> 
>> http://www.soundsemiconductor.com/
>> 
>> http://www.soundsemiconductor.com/downloads/ssi2144datasheet.pdf
>> 
>> These are interesting times we live in indeed!!
>> 
>> I notice they haven't fixed the need for a reverse-log pot to correct the resonance control response, and also the passband volume drops with increasing resonance. SSM fixed that on their later chips like the 2045 and 2047. Those would be the ones I'd really like to see.
>> 
> 
> 
> Dave told me the resonance control section on the datasheet is wrong, it has been redesigned.
> He didn’t specifically say that it didn’t need a log control, but I guess if they thought that was an issue, they may have fixed it.

Aha. Well, I await updated information then.

> I’ll be controlling them digitally, so it doesn’t bother me either way.

Yeah, and I guess most of their customers will be doing the same in this day and age.

> I got an autographed copy of the SSI2144 datasheet ;)

Haha! Nice! Frame it!

Tom


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