CS4223_03 Datasheet, PDF (7/34 Pages) Cirrus Logic – 24-Bit 105 dB Audio Codec with Volume Control

CS4223 CS4224
ANALOG CHARACTERISTICS (CONTINUED)
CS4223/4 - KS
CS4223/4 - BS/ - DS
Parameter
Symbol Min Typ Max Min Typ Max Unit
Analog Output Characteristics - Minimum Attenuation, 10 kΩ, 100 pF load; unless otherwise specified.
Signal-to-Noise, Idle-Channel Noise
(CS4224 only)
DAC muted, A-weighted
102 110
-
97 110
-
dB
Dynamic Range DAC not muted, A-weighted
DAC not muted, unweighted
100 105
-
95 105
-
dB
97 102
-
92 102
-
dB
Total Harmonic Distortion
THD
- 0.0014 -
- 0.0014 -
%
Total Harmonic Distortion + Noise
THD+N -
-97 -92
-
-97 -87 dB
Interchannel Isolation
(1 kHz)
-
90
-
-
90
-
dB
Interchannel Gain Mismatch
-
-
0.1
-
-
0.1 dB
Attenuation Step Size
All Outputs
0.35 0.5 0.65 0.35 0.5 0.65 dB
Programmable Output Attenuation Span
110 113.5 -
110 113.5 -
dB
Differential Offset Voltage
-
±10
-
-
±10
-
mV
Common Mode Output Voltage
-
2.4
-
-
2.4
-
V
Full Scale Output Voltage
1.8 1.9 2.0 1.8 1.9 2.0 Vrms
Gain Drift
-
100
-
-
100
- ppm/°
C
Out-of-Band Energy
Fs/2 to 2 Fs
-
-60
-
-
-60
- dBFs
Analog Output Load
Resistance
Capacitance
10
-
-
10
-
-
kΩ
-
-
100
-
-
100 pF
Combined Digital and Analog Filter Characteristics
Frequency Response10 Hz to 20 kHz
- ±0.1 -
- ±0.1 -
dB
Deviation from Linear Phase
- ±0.5 -
- ±0.5 - Degree
Passband: to 0.01 dB corner (Notes 7 and 8)
0
- 21.8 0
- 21.8 kHz
Passband Ripple
(Note 8)
-
- ±0.01 -
- ±0.01 dB
Stopband
(Notes 7 and 8)
26.2 -
- 26.2 -
-
kHz
Stopband Attenuation
(Note 9)
70
-
-
70
-
-
dB
Group Delay (Fs = Input Sample Rate) Left t_{gd_L}
- 26/Fs -
- 26/Fs -
s
Right t_{gd_R}
- 27/Fs -
- 27/Fs -
s
Power Supply
Power Supply Current
VA
VD
VL
Total Power Down
-
46 60
-
46 60 mA
-
9
20
-
9
20 mA
-
3
5
-
3
5
mA
-
0.4
-
-
0.4
-
mA
Power Supply Rejection Ratio
1 kHz
-
65
-
-
65
-
dB
Notes: 7. The passband and stopband edges scale with frequency. For input word rates, Fs, other than 48 kHz,
the 0.01 dB passband edge is 0.4535x Fs and the stopband edge is 0.5465x Fs.
8. Digital filter characteristics.
9. Measurement bandwidth is 10 Hz to 3 Fs.
DS290F1
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