CS4222_02 Datasheet, PDF (8/29 Pages) Cirrus Logic – 20-Bit Stereo Audio Codec with Volume Control

CS4222
ANALOG OUTPUT CHARACTERISTICS (Test conditions (unless otherwise specified): Input
test signal is a 997 Hz sine wave; measurement bandwidth is 10 Hz to 20 kHz; test load R_L = 10 kΩ, C_L = 10 pF;
VD = VA, Fs=48kHz)
CS4222-KS
CS4222-BS/-DS
Parameter
Dynamic Range
A-weighted
unweighted
Total Harmonic Distortion + Noise
0 dB
-20 dB
-60 dB
Idle Channel Noise / Signal-to-noise ratio
(Note 5)
Interchannel Isolation
(1 kHz)
Attenuation Step Size
Programmable Output Attenuation Span
DC Accuracy
Differential Offset Voltage
Interchannel Gain Mismatch
Gain Drift
Analog Output
Full Scale Output Voltage
Common Mode Output Voltage
AC-Load resistance
Load Capacitance
Min
93
90
-
-
-
-
-
0.35
110
-
-
-
1.9
-
10
-
Typ
99
96
-88
-76
-36
110
90
0.5
113.5
±10
0.1
±100
2.0
2.3
-
-
Max Min
Typ Max Unit
-
93
99
-
90
96
-
dB
-
dB
-84
-
-
-
-
-
-88
-84 dB
-76
-
dB
-36
-
dB
-
-
110
-
dB
-
-
90
-
dB
0.65 0.35
0.5
0.65 dB
-
110 113.5
-
dB
-
-
±10
-
mV
-
-
0.1
-
dB
-
-
±100
- ppm/°C
2.1 1.9
2.0
2.1 V_RMS
-
-
2.3
-
V
-
10
-
-
kΩ
100
-
-
100 pF
DAC Combined Interpolation & On-Chip Analog Filter Response (Note 6)
Parameter
Min
Passband
to 0.01 dB corner 0
Passband Ripple
-0.01
Frequency Response 10 Hz to 20 kHz
-0.1
StopBand
0.5465
StopBand Attenuation
(Note 7) 70
Group Delay
-
Deviation from Linear Phase
-
Typ
-
-
-
-
-
16/Fs
±0.5
Max
0.4535
+0.01
+0.1
-
-
-
-
Unit
Fs
dB
dB
Fs
dB
s
Degree
Notes: 5. DAC muted, A-weighted
6. The filter characteristics have been normalized to the sample rate (Fs) and can be referenced to the
desired sample rate by multiplying the given characteristic by Fs.
7. Measurement bandwidth is 10 Hz to 3 Fs
8
DS236F1