CS8421-DZZ Cirrus Logic Inc, CS8421-DZZ Datasheet - Page 28
![Audio Sample Rate Converter IC](/photos/18/99/189939/3833502_sml.gif)
CS8421-DZZ
Manufacturer Part Number
CS8421-DZZ
Description
Audio Sample Rate Converter IC
Manufacturer
Cirrus Logic Inc
Datasheet
1.CS8421-DZZ.pdf
(38 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
CS8421-DZZ
Manufacturer:
CIRRUS
Quantity:
20 000
28
Figure 33. Wideband FFT Plot (16k Points) 0 dBFS 80 kHz
Figure 35. Wideband FFT Plot (16k Points) 0 dBFS 20 kHz
Figure 37. Wideband FFT Plot (16k Points) 0 dBFS 20 kHz
d
B
F
S
B
F
S
d
d
B
F
S
-100
-120
-140
-160
-180
-200
-100
-120
-140
-160
-180
-200
-100
-120
-140
-160
-180
-200
-20
-40
-60
-80
-20
-40
-60
-80
-20
-40
-60
-80
+0
+0
+0
2.5k
Tone, 192 kHz:192 kHz
Tone, 48 kHz:44.1 kHz
20k
5k
Tone, 48 kHz:48 kHz
5k
7.5k
40k
10k
10k
Hz
Hz
Hz
12.5k
60k
15k
15k
17.5k
80k
20k
20k
Figure 34. Wideband FFT Plot (16k Points) 0 dBFS 20 kHz
Figure 36. Wideband FFT Plot (16k Points) 0 dBFS 20 kHz
Figure 38. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz
B
F
S
d
d
B
F
S
d
B
F
S
-122.5
-127.5
-132.5
-137.5
-142.5
-147.5
-100
-120
-140
-160
-180
-200
-100
-120
-140
-160
-180
-200
-120
-125
-130
-135
-140
-145
-150
-20
-40
-60
-80
-20
-40
-60
-80
+0
+0
50k
10k
5k
75k
Tone, 48 kHz:96 kHz
Tone, 96 kHz:48 kHz
Tone, Fsi = 192 kHz
20k
100k
10k
Hz
Hz
Hz
125k
30k
15k
150k
40k
20k
CS8421
175k
DS641F2