cs4237b Cirrus Logic, Inc., cs4237b Datasheet - Page 3

• Manufacturer Part Number: cs4237b
• Description: Crystalclear Advanced Audio System With 3d Sound
• Manufacturer: Cirrus Logic, Inc.

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