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CS4237B Datasheet(PDF) 3 Page - Cirrus Logic

Part # CS4237B
Description  CrystalClear Advanced Audio System with 3D Sound
Download  114 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS4237B Datasheet(HTML) 3 Page - Cirrus Logic

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ANALOG CHARACTERISTICS
TA = 25 °C; VA, VD1, VDF1-VDF4 = +5V
Input Levels: Logic 0 = 0V, Logic 1 = VD1; 1 kHz Input Sine wave; Sample Frequency, Fs = 44.1 kHz;
Measurement Bandwidth is 20 Hz to 20 kHz - unweighted, 16-bit linear coding.)
CS4237B-JQ
CS4237B-KQ
Parameter*
Symbol
Min
Typ
Max
Min
Typ
Max
Units
Analog Input Characteristics - Minimum Gain Setting (0dB); unless otherwise specified.
ADC Resolution
(Note 1)
16
-
-
16
-
-
Bits
ADC Differential Nonlinearity
(Note 1)
-
-
±0.5
--
±0.5
LSB
Instantaneous Dynamic Range
Line Inputs
(Note 2) Mic Inputs
IDR
-
-
80
75
-
-
80
72
85
79
-
-
dB
dB
Total Harmonic Distortion
Line Inputs
Mic Inputs
THD
-
-
0.05
0.05
-
-
-
-
0.006
0.01
0.02
0.025
%
%
Interchannel Isolation
Line to Line Inputs
Line to Mic Inputs
Line-to-AUX1
Line-to-AUX2
-
-
-
-
80
80
90
90
-
-
-
-
-
-
-
-
80
80
90
90
-
-
-
-
dB
dB
dB
dB
Interchannel Gain Mismatch
Line Inputs
Mic Inputs
-
-
-
-
±0.5
±0.5
-
-
-
-
±0.5
±0.5
dB
dB
Programmable Input Gain Span
Line Inputs
21.5
22.5
-
21.5
22.5
-
dB
Gain Step Size
1.3
1.5
1.7
1.3
1.5
1.7
dB
ADC Offset Error
0 dB Gain
-
-
-
-
±10
±100
LSB
Full Scale Input Voltage: (MGE=1) MIC Inputs
(MGE=0) MIC Inputs
LINE, AUX1, AUX2, MIN Inputs
0.26
2.6
2.6
0.28
2.8
2.8
-
-
-
0.26
2.6
2.6
0.28
2.8
2.8
-
-
-
Vpp
Vpp
Vpp
Gain Drift
-
±100
--
±100
-
ppm/°C
Input Resistance
(Note 1) Mic Inputs
Other Inputs
8
20
11
23
-
-
8
20
11
23
-
-
k
k
Input Capacitance
(Note 1)
-
-
15
-
-
15
pF
Notes:
1. This specification is guaranteed by characterization, no production testing.
2. MGE = 1 (see WSS Indirect Reg I0, I1).
*Parameter definitions are given at the end of this data sheet.
Specifications are subject to change without notice.
DS213PP4
CS4237B
3


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