Because of the Thanksgiving holiday in the U.S., TI E2E™ design support forum responses may be delayed from November 25 through December 2. Thank you for your patience.

This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

LM1875: LM1875 FFT to rise

Part Number: LM1875

It is found that the FFT performance is different between different IC when tested with AP, there's a 10dB difference. What is the range of this values?

The blue line is relatively flat - around 120dB.

The red line starts at 4K and goes up in end around 110dB.

The difference between the two device is 10dB. Is it within the parameter range?