20
SPX2000
PIN
NO.
I/O
FUNCTION
NAME
PIN
NO.
I/O
FUNCTION
NAME
1
2
3
4
5
6
7
8
9
10
11
12
/RST
M//S
LRCK
SCLK
MCLK
VD
GND
VL
SDOUT
DIV
/HPF
DIF
I
I
I/O
I/O
I
O
I
I
I
Reset
Master/slave mode
Left right clock
Serial clock
Master clock
Digital power 5V
Ground
Logic power 3.3V
Serial audio data output
Divider
High pass filter enable
Digital input format
13
14
15
16
17
18
19
20
21
22
23
24
M0
M1
TST
AINL+
AINL-
GND
VA
AINR-
AINR+
VCOM
REFGND
FILT+
I
I
I
I
I
I
I
O
O
Mode selection
Test
Differential left channel analog input
Ground
Analog power 5V
Differential right channel analog input
Common voltage
Reference ground
Positive voltage reference
CS5361-KS (X3447A00) ADC (Analog to Digital Converter)
PIN
NO.
I/O
FUNCTION
NAME
PIN
NO.
I/O
FUNCTION
NAME
1
2
3
4
5
6
7
8
9
10
11
12
13
14
DVSS
DVDD
MCLK
/PD
BICK
SDATA
LRCK
SMUTE//CS
DFS
DEM0/CCLK
DEM1/CDTI
DIF0
DIF1
DIF2
-
-
I
I
I
I
I
I
I
I
I
I
I
I
Digital ground
Digital power supply
Master clock
Power down mode
Audio serial data clock
Audio serial data input
L/R clock
Soft mute
Double speed sampling mode
De-emphasis enable
Digital input format
15
16
17
18
19
20
21
22
23
24
25
26
27
28
BVSS
VREFL
VREFH
AVDD
AVSS
AOUTR-
AOUTR+
AOUTL-
AOUTL+
VCOM
P//S
CKS0
CKS1
CKS2
-
I
I
-
-
O
O
O
O
O
I
I
I
I
Substrate ground
Low level voltage reference
High level voltage reference
Analog power 5 V
Analog ground
Rch negative analog output
Rch positive analog output
Lch negative analog output
Lch positive analog output
Common voltage output
Parallel/serial select
Master clock select
AK4393-VF-E2 (XW029A00) DAC (Digital to Analog Converter)
1
2
3
4
5
6
7
1A
1Y
2A
2Y
3A
3Y
Vss
14
13
12
11
10
9
8
VDD
6A
6Y
5A
5Y
4A
4Y
TC74VHC04FT (X0195A00)
Hex Inverter
TC74VHCT08AFT (X3586A00)
TC74VHC08FT (XV891A00)
Quad 2 Input AND
1
2
3
1A
1Y
4
2A
5
2B
6
2Y
7
VSS
1B
14
13
12
VDD
4A
11
4Y
10
3B
9
3A
8
3Y
4B
3
1Y
4
2A
5
2B
6
2Y
7
Vss
12
4A
11
4Y
10
3B
9
3A
8
3Y
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