cs4237b Cirrus Logic, Inc., cs4237b Datasheet - Page 31
cs4237b
Manufacturer Part Number
cs4237b
Description
Crystalclear Advanced Audio System With 3d Sound
Manufacturer
Cirrus Logic, Inc.
Datasheet
1.CS4237B.pdf
(114 pages)
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DS213PP4
60
61
62
63
12
13
14
15
2
0
0
0
0
1
1
1
1
0
1
2
3
8
0
1
2
3
RIS1
.
.
.
.
.
.
LIS1
0
0
1
1
Table 7. Input ADC Gain and Mono In Levels
bit5
bit3
CFS
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
.
.
.
1
0
0
1
1
0
0
1
1
.
.
.
Table 8. Input Mixer Attenuation
RIS0
LIS0
bit4
bit2
Table 9. Sample Frequencies
0
0
0
0
0
1
1
1
1
0
1
0
1
0
0
0
0
1
1
1
1
.
.
.
.
.
.
0
0
1
0
1
0
1
0
1
bit3
bit1
0
0
0
0
1
1
1
1
1
0
0
1
1
0
0
1
1
.
.
.
.
.
.
27.42 kHz
C2SL = 0
16.0 kHz
32.0 kHz
48.0 kHz
8.0 kHz
9.6 kHz
N/A
N/A
bit2
bit0 Input Gain
Table 6. Wavetable, Loopback, PC Wave, DSP Serial, & FM
0
0
0
0
0
1
1
1
1
0
1
0
1
0
1
0
1
.
.
.
.
.
.
bit1
LEVEL
-12 dB
-18 dB
0
0
1
1
0
0
0
1
1
.
.
.
-6 dB
18.0 dB
19.5 dB
21.0 dB
22.5 dB
0 dB
(I0,I1)
0.0 dB
1.5 dB
3.0 dB
4.5 dB
-
-
-
bit0
11.025 kHz
33.075 kHz
22.05 kHz
0
1
0
1
0
0
1
0
1
5.51 kHz
18.9 kHz
37.8 kHz
44.1 kHz
6.62 kHz
.
.
.
C2SL=1
Mono In
-36.0 dB
-39.0 dB
-42.0 dB
-45.0 dB
-3.0 dB
-6.0 dB
-9.0 dB
0.0 dB
(I26)
.
.
.
WG5-0 (X16,17)
-78.0 dB
-79.5 dB
-81.0 dB
-82.5 dB
12.0 dB
10.5 dB
9.0 dB
7.5 dB
0 dB
-
-
-
10
11
12
24
25
26
27
28
29
30
31
FMT1
0
1
2
3
4
5
6
7
8
9
.
.
.
0
0
0
0
1
1
G4
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
.
.
.
FMT0 C/L
Table 11. WSS Codec Data Format
Table 10. AUX1, AUX2, LINE
0
0
1
1
0
1
G3
LBA5-0, PA5-0, SPA5-0, FMA5-0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
.
.
.
0
1
0
1
1
0
Linear, 8-bit unsigned
Linear, 16-bit two’s
complement, Little Endian
A-Law, 8-bit companded
ADPCM, 4-bit, IMA compatible
Linear, 16-bit two’s
complement, Big Endian
G2
-Law, 8-bit companded
0
0
0
0
1
1
1
1
0
0
0
0
1
0
0
0
0
1
1
1
1
.
.
.
-12.0 dB
-90.0 dB
-91.5 dB
-93.0 dB
-94.5 dB
-1.5 dB
-3.0 dB
-4.5 dB
0.0 dB
G1
Data Format
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
1
1
0
0
1
1
.
.
.
.
.
.
G0
0
1
0
1
0
1
0
1
0
1
0
1
0
0
1
0
1
0
1
0
1
.
.
.
CS4237B
-24.0 dB
-25.5 dB
-27.0 dB
-28.5 dB
-30.0 dB
-31.5 dB
-33.0 dB
-34.5 dB
12.0 dB
10.5 dB
-1.5 dB
-3.0 dB
-4.5 dB
-6.0 dB
Level
0.0 dB
9.0 dB
7.5 dB
6.0 dB
4.5 dB
3.0 dB
1.5 dB
.
.
.
31