CDB42448 Просмотр технического описания (PDF) - Cirrus Logic
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CDB42448 Datasheet PDF : 61 Pages
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CS42888
ANALOG INPUT CHARACTERISTICS (COMMERCIAL)
(Test Conditions (unless otherwise specified): TA = -10 to +70°C; VD = VLS = VLC = 3.3 V±5%, VA = 5 V±5%;
Full-scale input sine wave: 1 kHz through the active input filter in Figure 25 on page 51 and Figure 26 on page 51;
Measurement Bandwidth is 10 Hz to 20 kHz.)
Parameter
Fs=48 kHz, 96 kHz, 192 kHz
Dynamic Range
A-weighted
unweighted
40 kHz bandwidth unweighted
Total Harmonic Distortion + Noise -1 dB
(Note 5)
40 kHz bandwidth
-20 dB
-60 dB
-1 dB
ADC1-2 Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Analog Input
Full-Scale Input Voltage
Differential Input Impedance (Note 6)
Single-Ended Input Impedance (Note 7)
Common Mode Rejection Ratio (CMRR)
Differential
Min
Typ
Max
99
105
-
96
102
-
-
99
-
-
-98
-92
-
-82
-
-
-42
-
-
-90
-
-
90
-
-
0.1
-
-
±100
-
1.06*VA 1.12*VA 1.18*VA
18
-
-
-
-
-
-
82
-
Single-Ended
Min
Typ
Max
96
102
-
93
99
-
96
-
-
-95
-89
-
-79
-
-
-39
-
-
-90
-
-
90
-
-
0.1
-
-
±100
-
0.53*VA 0.56*VA 0.59*VA
-
-
-
18
-
-
-
-
-
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
ppm/°C
Vpp
kΩ
kΩ
dB
DS717F1
11
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