CS8421-DZZ Cirrus Logic Inc, CS8421-DZZ Datasheet - Page 29

• Manufacturer Part Number: CS8421-DZZ
• Description: Audio Sample Rate Converter IC
• Manufacturer: Cirrus Logic Inc

Specifications of CS8421-DZZ

• Audio Control Type: Sample Rate Converter
• Control Interface: 3 Wire, Serial
• Supply Voltage Range: 2.38V To 2.62V, 3.14V To 5.25V
• Operating Temperature Range: -40°C To +85°C
• Audio Ic Case Style: TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DS641F2
Figure 39. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz
Figure 41. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz
Figure 43. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz
B
F
S
B
S
d
d
F
B
F
S
d
-122.5
-127.5
-132.5
-137.5
-142.5
-147.5
-122.5
-127.5
-132.5
-137.5
-142.5
-147.5
-122.5
-127.5
-132.5
-137.5
-142.5
-147.5
-120
-125
-130
-135
-140
-145
-150
-120
-125
-130
-135
-140
-145
-150
-120
-125
-130
-135
-140
-145
-150
50k
50k
50k
Tone, Fsi = 44.1 kHz
Tone, Fsi = 48 kHz
Tone, Fsi = 32 kHz
75k
75k
75k
100k
100k
100k
Hz
Hz
Hz
125k
125k
125k
150k
150k
150k
175k
175k
175k
Figure 40. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz
B
F
S
d
d
B
F
S
d
B
F
S
Figure 42. Dynamic Range vs. Output Sample Rate, -
Figure 44. Dynamic Range vs. Output Sample Rate, -
-122.5
-127.5
-132.5
-137.5
-142.5
-147.5
-122.5
-127.5
-132.5
-137.5
-142.5
-147.5
-135
-136
-137
-138
-139
-140
-141
-142
-143
-144
-145
-120
-125
-130
-135
-140
-145
-150
-120
-125
-130
-135
-140
-145
-150
60 dBFS 1 kHz Tone, Fsi = 192 kHz
50k
50k
50k
60 dBFS 1 kHz Tone, Fsi = 32 kHz
75k
75k
75k
Tone, Fsi = 96 kHz
100k
100k
100k
Hz
Hz
Hz
125k
125k
125k
150k
150k
150k
CS8421
175k
175k
175k
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