Cirrus Logic CS8421 - Manual (Page 28)

28 DS641F6
CS8421
-150
-120
-147.5
-145
-142.5
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-137.5
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-132.5
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-122.5
d
B
F
S
50k 175k 75k 100k 125k 150k
Hz
-150
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-147.5
-145
-142.5
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-137.5
-135
-132.5
-130
-127.5
-125
-122.5
d
B
F
S
50k 175k 75k 100k 125k 150k
Hz
Figure 39. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz Tone, Fsi = 48 kHz
-150
-120
-147.5
-145
-142.5
-140
-137.5
-135
-132.5
-130
-127.5
-125
-122.5
d
B
F
S
50k 175k 75k 100k 125k 150k
Hz
-145
-135
-144
-143
-142
-141
-140
-139
-138
-137
-136
d
B
F
S
50k 175k 75k 100k 125k 150k
Hz
Figure 41. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz Tone, Fsi = 44.1 kHz
-150
-120
-147.5
-145
-142.5
-140
-137.5
-135
-132.5
-130
-127.5
-125
-122.5
d
B
F
S
50k 175k 75k 100k 125k 150k
Hz
-150
-120
-147.5
-145
-142.5
-140
-137.5
-135
-132.5
-130
-127.5
-125
-122.5
d
B
F
S
50k 175k 75k 100k 125k 150k
Hz
Figure 43. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz Tone, Fsi = 32 kHz