sta311b Phase response

bernhard23 · ‎2014-11-17

Posted on November 17, 2014 at 16:37

Hello,

do you have a plot for the phase response of the sta311b dsp ic from DDS or PCM data input to pwm output?

Thanks a lot.

Best regards

EDIT: Same Topic in another Thread: [DEAD LINK /public/STe2ecommunities/analog/Lists/APWorkbench/Flat.aspx?RootFolder=/public/STe2ecommunities/analog/Lists/APWorkbench/Correcting%20Phase%20of%20STA311b%20System%20with%20speaker%20response&FolderCTID=0x01200200770978C69A1141439FE559EB459D7580001B145E11E5296F4C96618F28271A60B6&TopicsView=https://my.st.com/public/STe2ecommunities/analog/Lists/APWorkbench/AllItems.aspx&currentviews=9]https://my.st.com/public/STe2ecommunities/analog/Lists/APWorkbench/Flat.aspx?RootFolder=%2fpublic%2fSTe2ecommunities%2fanalog%2fLists%2fAPWorkbench%2fCorrecting%20Phase%20of%20STA311b%20System%20with%20speaker%20response&FolderCTID=0x01200200770978C69A1141439FE559EB459D7580001B145E11E5296F4C96618F28271A60B6&TopicsView=https%3A%2F%2Fmy%2Est%2Ecom%2Fpublic%2FSTe2ecommunities%2Fanalog%2FLists%2FAPWorkbench%2FAllItems%2Easpx&currentviews=9

Nickname1623_O · ‎2014-11-30

Posted on December 01, 2014 at 03:51

hi Bernhard ,

the group delay of STA311B is around 0.53mS @ 48Khz FS , so if you increaed sample frequency , the delay will be reduced .

Thanks