CS4218 Datasheet, PDF (11/44 Pages) Cirrus Logic – 16-Bit Stereo Audio Codec

CS4218
+5V
Supply
Ferrite Bead
+ ^{1 µF}
0.1 µF
2.0
+ ^{1 µF}
4
VD
0.1 µF
24
VA
+5V
Analog
If a separate +5V
Analog supply is used, remove
the 2.0 ohm resistor
Line In 2
Right
See Analog Inputs section
for suggested input ciruits.
26
RIN2
15
ROUT
16
LOUT
+ ^{> 1.0 µF}
40 k
0.0022µF
NPO
+ ^{> 1.0 µF}
40 k
Right
Audio
Output
Left
Audio
Output
Line In 2
Left
28
LIN2
CS4218
21
REFBYP
22
REFGND
0.0022µF
NPO
0.1 µF
+
10 µF
Line In 1
Right
To Optional
Input Buffers
Line In 1
Left
25 _RIN1
20 _REFBUF
0.47µF
27
LIN1
Parallel Bits
or
Sub-Mode
Settings
or
Control Port
40 _MF1:F1/CDOUT
39 _MF2:F2/CDIN
35
MF3:DI3/F3/CCLK
36
MF4:MA/CCS
38 _MF5:DO2/INT
34
MF6:DI2/F1
AGND
23
3
CLKIN
2
RESET
13
PDN
43
SDOUT
42
SDIN
44
SCLK
1
SSYNC
33
37
41
SMODE3
32
SMODE2 ₂₉
SMODE1
31
MF7:SFS1
30
MF8:SFS2
FILT ⁶
DGND
5
Note: AGND and DGND pins MUST be on the same ground plane
Controller
DI1
DO1
Mode
Setting
C _FILT
0.47µF Required only for SM3
Multiplier Sub-Mode
Refer to the Analog Inputs
section for terminating
unused line inputs.
All other unused inputs
should be tied to GND. All NC
pins should be left floating.
Figure 8. Typical Connection Diagram
DS135F1
11