CS4244 Datasheet, PDF (11/63 Pages) Cirrus Logic – 4 In/4 Out Audio CODEC with PCM and TDM Interfaces

CS4244
ANALOG INPUT CHARACTERISTICS (COMMERCIAL GRADE)
Test Conditions (unless otherwise specified): Device configured as shown in Section 2. on page 8. Input sine
wave: 1 kHz; VA_SEL = 0 for VA = 3.3 VDC, 1 for VA = 5.0 VDC.; T_A = 25 C; Measurement Bandwidth is 20 Hz to
20 kHz unless otherwise specified; Sample Rate = 48 kHz; all Power Down ADCx bits = 0.
Parameter
Dynamic Range
A-weighted
unweighted
Total Harmonic Distortion + Noise
-1 dBFS
-60 dBFS
Other Analog Characteristics
Interchannel Gain Mismatch
Gain Drift
Offset Error (Note 13)
High Pass Filter On
High Pass Filter Off
Interchannel Isolation
Full-scale Input Voltage
(Differential Inputs)
Input Impedance
Common Mode Rejection
(Differential Inputs)
PSRR (Note 14)
1 kHz
60 Hz
VA, VREF = 3.3 V
Min
Typ
Max
95
101
-
92
98
-
-
-95
-89
-
-38
-32
-
0.2
-
-
±100
-
-
0.0001
-
-
0.25
-
-
90
-
1.58•VA
-
-
1.66•VA
40
60
1.74•VA
-
-
-
45
-
-
20
-
VA, VREF = 5.0 V
Min
Typ
Max
99
105
-
96
102
-
-
-88
-82
-
-42
-36
-
0.2
-
-
±100
-
-
0.0001
-
-
0.25
-
-
90
-
1.58•VA 1.66•VA 1.74•VA
-
40
-
-
60
-
-
45
-
-
20
-
Unit
dB
dB
dB
dB
dB
ppm/°C
% Full Scale
% Full Scale
dB
Vpp
k
dB
dB
dB
DS900F2
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