CS8422 CIRRUS [Cirrus Logic], CS8422 Datasheet - Page 14

• Manufacturer Part Number: CS8422
• Description: 24-bit, 192 kHz, Asynchronous Sample Rate Converter with
• Manufacturer: CIRRUS [Cirrus Logic]

14
PERFORMANCE SPECIFICATIONS - SAMPLE RATE CONVERTER
XTI-XTO = 24.576 MHz; Input signal = 1.000 kHz, Measurement Bandwidth = 20 to Fso/2 Hz, and
Word Width = 24-Bits.
Notes:
DIGITAL FILTER CHARACTERISTICS
Resolution
Sample Rate
Sample Rate Ratio - Upsampling
Sample Rate Ratio - Downsampling
Interchannel Gain Mismatch
Interchannel Phase Deviation
Gain Error
Peak Idle Channel Noise Component
Dynamic Range - Unweighted (20 Hz to Fso/2, -60 dBFS Input)
32 kHz:48 kHz
44.1 kHz:48 kHz
44.1 kHz:192 kHz
48 kHz:44.1 kHz
48 kHz:96 kHz
96 kHz:48 kHz
192 kHz:32 kHz
Total Harmonic Distortion + Noise (20 Hz to Fso/2, 0 dBFS Input)
32 kHz:48 kHz
44.1 kHz:48 kHz
44.1 kHz:192 kHz
48 kHz:44.1 kHz
48 kHz:96 kHz
96 kHz:48 kHz
192 kHz:32 kHz
Passband (Upsampling or Downsampling)
Passband Ripple
Stopband (Downsampling)
Stopband Attenuation
Group Delay
2. Fsi indicates the input sample rate. Fso indicates the output sample rate. Numbers separated by a colon
indicate the ratio of Fsi to Fso.
(Note 2)
Parameter
Parameter
Master
Slave
XTI/2048
0.5465*Fso
XTI/512
Min
-0.2
Min
125
See
16
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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“Group Delay” on page 69
-134
-134
-133
-131
-135
-136
-137
Typ
Typ
140
141
138
140
141
140
141
0.0
0.0
-
-
-
-
-
-
-
-
-
-
-
min(Fsi,Fso)
XTI/128
XTI/128
± 0.05
0.4535*
Max
-144
Max
1:6
6:1
24
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CS8422
DS692PP1
Degrees
Fsi:Fso
Fsi:Fso
dBFS
Units
Units
kHz
kHz
bits
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Fs
Fs