CS4222 Datasheet, PDF (3/26 Pages) Cirrus Logic – 20-Bit Stereo Audio Codec with Volume Control

CS4222
ANALOG CHARACTERISTICS (Continued)
Parameter
Symbol Min
Typ Max Units
Analog Output Characteristics - Minimum Attenuation, 10 kΩ, 100 pF load; unless otherwise specified.
DAC Resolution
-
-
20
Bits
Signal-to-Noise, Idle-Channel Noise (DAC muted, A-weighted)
TBD
110
-
dB
Dynamic Range
(DAC not muted, A-weighted)
(DAC not muted, unweighted)
TBD
99
-
dB
TBD
96
-
dB
Total Harmonic Distortion
THD
-
0.003
-
%
Total Harmonic Distortion + Noise
THD+N
-
-88 TBD dB
Interchannel Isolation
(1kHz)
-
90
-
dB
Interchannel Gain Mismatch
-
0.1
-
dB
Attenuation Step Size
(All Outputs)
0.35
0.5 0.65 dB
Programmable Output Attenuation Span
110 113.5
-
dB
Differential Offset Voltage
-
±10
-
mV
Common Mode Output Voltage
-
2.3
-
V
Full Scale Output Voltage
1.9
2.0
2.1 Vrms
Gain Drift
-
100
- ppm/°C
Out-of-Band Energy
(Fs/2 to 2Fs)
-
-60
-
dBFS
Analog Output Load
Resistance:
Capacitance:
10
-
-
kΩ
-
-
100
pF
Combined Digital and Analog Filter Characteristics
Frequency Response
10 Hz to 20 kHz
-
±0.1
-
dB
Deviation from Linear Phase
-
±0.5
- Degrees
Passband: to 0.01 dB corner
(Notes 5,6)
0
-
21.8 kHz
Passband Ripple
(Note 6)
-
-
±0.01 dB
Stopband
(Notes 5,6)
26.2
-
-
kHz
Stopband Attenuation
(Notes 7)
70
-
-
dB
Group Delay (Fs = Input Word Rate)
tgd
-
16 / Fs -
s
Power Supply
Power Supply Current
VA
VD
Total Power Down
-
30
TBD mA
-
20
TBD mA
-
0.2
-
mA
Power Supply Rejection Ratio
(1 kHz, 10 mV_rms)
-
50
-
dB
Notes: 5. The passband and stopband edges scale with frequency. For input word rates, Fs, other than
48 kHz, the 0.01 dB passband edge is 0.4535xFs and the stopband edge is 0.5465xFs.
6. Digital filter characteristics.
7. Measurement bandwidth is 10Hz to 3Fs.
Specifications are subject to change without notice
DS236PP3
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