[sdiy] SSI2164 datasheet updated
tom at electricdruid.net
Wed Aug 8 00:15:11 CEST 2018
No, it means the original datasheet was full of nonsense. That 0-5V input was never correct, and didn’t make sense even with the rest of the stuff they said.
> On 7 Aug 2018, at 22:35, Tim Ressel <timr at circuitabbey.com> wrote:
> Flag on the play
> The SSI2164 is saying 0 to 3.3 volts on the control port for attenuation whereas the SSM2164 says 0 to 5 volts. Does this mean it is not a direct replacement for the SSM2164?
> On 8/7/2018 1:41 PM, Neil Johnson wrote:
>> Hi all,
>> Anyone with more than a passing interest in the 2164 quad VCA might be
>> interested in the latest version of the SSI2164 datasheet just
>> published online by Sound Semiconductor.
>> While specifically for the SSI2164 there is a lot of useful info there
>> that also relates to the earlier SSM2164 (and the Behringer/CoolAudio
>> V2164 clone).
>> Highlights for me:
>> * Explanation and formula for working out the compensation network
>> (confirms my earlier hand-wavey analysis)
>> * A superior expo converter by Dave Rossum
>> * More details on the internal workings
>> Direct link: http://www.soundsemiconductor.com/downloads/ssi2164datasheet.pdf
> --Tim Ressel
> Circuit Abbey
> timr at circuitabbey.com
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