CS4382A-EQZ CIRRUS [Cirrus Logic], CS4382A-EQZ Datasheet - Page 11

• Manufacturer Part Number: CS4382A-EQZ
• Description: 114 dB, 192 kHz 8-channel D/A Converter
• Manufacturer: CIRRUS [Cirrus Logic]

DS618PP1
COMBINED INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE
The filter characteristics have been normalized to the sample rate (Fs) and can be referenced to the desired sam-
ple rate by multiplying the given characteristic by Fs.
(See note 12.)
Notes:
Combined Digital and On-chip Analog Filter Response - Single-Speed Mode - 48 kHz
Passband (Note 9)
Frequency Response
StopBand
StopBand Attenuation
Group Delay
De-emphasis Error (Note 11)
(Relative to 1 kHz)
Combined Digital and On-chip Analog Filter Response - Double-Speed Mode - 96 kHz
Passband (Note 9)
Frequency Response
StopBand
StopBand Attenuation
Group Delay
Combined Digital and On-chip Analog Filter Response - Quad-Speed Mode - 192 kHz
Passband (Note 9)
Frequency Response
StopBand
StopBand Attenuation
Group Delay
8. Slow Roll-off interpolation filter is only available in software mode.
9. Response is clock dependent and will scale with Fs.
10. For Single-Speed Mode, the Measurement Bandwidth is from stopband to 3 Fs.
11. De-emphasis is available only in Single-Speed Mode; Only 44.1 kHz De-emphasis is available in hard-
12. Amplitude vs. Frequency plots of this data are available starting on page 43.
For Double-Speed Mode, the Measurement Bandwidth is from stopband to 3 Fs.
For Quad-Speed Mode, the Measurement Bandwidth is from stopband to 1.34 Fs.
ware mode.
Parameter
to -0.01 dB corner
to -0.01 dB corner
to -0.01 dB corner
10 Hz to 20 kHz
10 Hz to 20 kHz
10 Hz to 20 kHz
to -3 dB corner
to -3 dB corner
to -3 dB corner
Fs = 44.1 kHz
Fs = 32 kHz
Fs = 48 kHz
(Note 10)
(Note 10)
(Note 10)
0.547
-0.01
-0.01
-0.01
.583
.635
Min
102
80
90
0
0
0
0
0
0
-
-
-
-
-
-
Fast Roll-Off
10.4/Fs
6.15/Fs
7.1/Fs
Typ
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+0.01
±0.23
±0.14
±0.09
+0.01
+0.01
Max
.454
.499
.430
.499
.105
.490
-
-
-
-
-
-
-
-
-
CS4382A
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
Fs
s
s
s
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