18
PX10/PX8/PX5/PX3
AK4382AVT
(X0661A00)
DAC
(Digital to Analog Converter)
AUDIO: IC416
PIN
NO. NAME
I/O
FUNCTION
1
2
3
4
5
6
7
8
MCLK
BICK
SDTI
LRCK
PDN
CSN
CCLK
CDTI
I
I
I
I
I
I
I
I
Master Clock
Audio Serial Data Clock
Audio Serial Date Input
L/R Clock
Power Down mode
Chip Select
Control Data Input
Control Data Input
PIN
NO. NAME
I/O
FUNCTION
9
10
11
12
13
14
15
16
AOUTR-
AOUTR+
AOUTL-
AOUTL+
Vss
VDD
DZFR
DZFL
O
O
O
O
-
-
O
O
Rch Analog out(-)
Rch Analog out(+)
Lch Analog out(-)
Lch Analog out(+)
Ground
Power Supply
Rch Data Zero Input Detect
Lch Data Zero Input Detect
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
15
16
InA1
InA2
InA3
InA4
GND
DCCAP_A
GND
OutA
VDDOUT
DATA
CLOCK
LATCH
GND
Tone_Tr1a
Tone_Ba1a
Tone_Ba2a
I
I
I
I
-
-
-
O
O
I
I
I
-
-
-
-
Ach Input 1
Ach Input 2
Ach Input 3
Ach Input 4
Ground
Switching noise rejection capacitor (Ach)
Ground
Ach Output
Internal Digital Power Supply output
Control data signal input
Clock signal input
Latch signal input
Ground
Ach Treble Filter Terminal 1
Ach Bass Filter Terminal 1
Ach Bass Filter Terminal 2
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Tone_Ba2b
Tone_Ba1b
Tone_Tr1b
GND
V -
V +
ADR0
ADR1
OutB
GND
DCCAP_B
GND
InB4
InB3
InB2
InB1
-
-
-
-
-
-
I
I
O
-
-
-
I
I
I
I
Bch Bass Filter Terminal 2
Bch Bass Filter Terminal 1
Bch Treble Filter Terminal 1
Ground
Power Supply (-)
Power Supply (+)
Chip address setting terminal 0
Chip address setting terminal 1
Bch Output
Ground
Switching noise rejection capacitor (Bch)
Ground
Bch Input 4
Bch Input 3
Bch Input 2
Bch Input 1
NJW1194V(TE1)
(X8355A00)
2-CHANNEL ELECTRONIC VOLUME
AUDIO: IC422
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
15
V
REF
L
AGNDL
V
COM
L
V
IN
L+
V
IN
L–
FMT0
FMT1
S/M
OSR0
OSR1
OSR2
BYPAS
DGND
V
DD
DATA/DSDR
-
-
-
I
I
I
I
I
I
I
I
I
-
-
O
L-channel voltage reference output,
requires capacitors for decoupling to AGND
Analog ground for V
REF
L
L-channel analog common-mode voltage (2.5 V)
L-channel analog input, positive pin
L-channel analog input, negative pin
Audio data format 0
Audio data format 1
Slave/master mode selection
Oversampling ratio 0
Oversampling ratio 1
Oversampling ratio 2
HPF bypass control
Digital ground
Digital power 3.3 V
L-channel and R-channel audio data output in PCM
mode / R-channel audio data output in DSD mode
16
17
18
19
20
21
22
23
24
25
26
27
28
BCK/DSDL
LRCK/DSDBCK
SCKI
RST
OVFR
OVFL
V
CC
AGND
V
IN
R–
V
IN
R+
V
COM
R
AGNDR
V
REF
R
I/O
I/O
I
I
O
O
-
-
I
I
-
-
-
Bit clock input/output in PCM mode /
L-channel audio data output in DSD mode
Sampling clock input/output in PCM and
DSD modes
System clock input
Reset, power-down input, active-low
Overflow signal of R-channel in PCM mode
Overflow signal of L-channel in PCM mode
Analog power 5 V
Analog ground
R-channel analog input, negative pin
R-channel analog input, positive pin
R-channel analog common-mode voltage (2.5 V)
Analog ground for V
REF
R
R-channel voltage reference output,
requires capacitors for decoupling to AGND
PCM1804DBR
(X6872A01)
ADC
(Analog to Digital Converter)
AUDIO : IC417
LSI PIN DESCRIPTION
（LSI 端子機能表）
AK4382AVT
(X0661A00)
DAC
(Digital to Analog Converter) ............................................................... 18
LPC1820FBD144,551
(YF570B00)
MCU
(Microcontroller Unit) .......................................................... 19
NJW1194V(TE1)
(X8355A00)
2-CHANNEL ELECTRONIC VOLUME
............................................... 18
PCM1804DBR
(X6872A01)
ADC
(Analog to Digital Converter) ........................................................... 18
YDA177-VZ
(YF978A00)
DIGITAL POWER AMPLIFIER
....................................................................20
YSS952-QZE2A
(YE441A00)
DSP(SPR-2)
(Digital Signal Processor) ................................................20
