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CS4228 Datasheet, PDF (5/30 Pages) Cirrus Logic – 24-Bit, 96 kHz Surround Sound Codec | |||
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CS4228
ANALOG CHARACTERISTICS (Continued)
Base Rate Mode High Rate Mode
Parameter
Symbol Min Typ Max Min Typ Max Units
Analog Output Characteristics - Minimum Attenuation, 10 kâ¦, 100 pF load; unless otherwise specified.
DAC Resolution
16
-
24 16
24 Bits
Signal-to-Noise/Idle Channel Noise
(DAC muted, A weighted)
TBD 103 - TBD 103 -
dB
Dynamic Range (DAC not muted, A weighted)
(DAC not muted, unweighted)
TBD 103 -
- 103 -
dB
- 100 -
- 100 -
dB
Total Harmonic Distortion
THD
- 0.003 -
- 0.003 -
%
Total Harmonic Distortion + Noise
THD+N - -90 TBD - -90 -
dB
Interchannel Isolation
-
90
-
-
90
-
dB
Interchannel Gain Mismatch
- 0.1 -
- 0.1 -
dB
Attenuation Step Size
(All Outputs)
TBD 0.5 TBD TBD 0.5 TBD dB
Programmable Output Attenuation Span
TBD -90.5 - TBD -90.5 -
dB
Offset Voltage
-
10
-
-
10
-
mV
Full Scale Output Voltage
TBD 1.3 TBD - 1.3 - Vrms
Gain Drift
- 100 -
- 100 - ppm/°C
Analog Output Load
Minimum Load Resistance:
Maximum Load Capacitance:
-
10
-
-
10
-
kâ¦
- 100 -
- 100 -
pF
Combined Digital and Analog Filter Characteristics
Frequency Response
10 Hz to 20 kHz
±0.1
±0.1
dB
Deviation from Linear Phase
- ±0.5 -
- ±0.5 - Degrees
Passband: to 0.01 dB corner
(Notes 5, 6)
0
- 20.0 0
-
40 kHz
Passband Ripple
(Note 6)
-
- ±0.01 -
- ±0.01 dB
Stopband
(Notes 5, 6)
24.1 -
-
56
-
-
kHz
Stopband Attenuation
(Notes 4, 7)
70
-
-
65
-
-
dB
Group Delay (Fs = Input Word Rate)
tgd
- 16/Fs -
- 16/Fs -
s
Analog Loopback Performance
Signal-to-noise Ratio
(CCIR-2K weighted, -20 dB FS input)
CCIR-2K - TBD -
- TBD -
dB
Notes: 5. The passband and stopband edges scale with frequency. For input word rates, Fs, other than 44.1 kHz,
the 0.01 dB passband edge is 0.4535ÃFs and the stopband edge is 0.5465ÃFs.
6. Digital filter characteristics.
7. Measurement bandwidth is 10 Hz to 3 Fs.
Specifications are subject to change without notice
DS307PP1
5
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