16
MG8 / 2FX
NJM4556AL
(XP844A00)
Dual Operational Amplifier
OUT
A
-
A
+
A
-
V
+
V
OUT
B
-
B
+
B
A
B
1
2
3
4
5
6
7
8
MAIN: IC806
NJM4580M-D
(X5025A00)
NJM4558M
(X5676A00)
NJM2068M-D
(X3505A0)
Dual Operational Amplifier
MAIN:IC101, 201, 301, 401, 801, 804
MAIN:IC103, 304, 404, 503
MAIN:IC202, 302, 303, 402, 403, 501,
IC502, 701, 702, 802
DSP:ICM09, 11
●
1
2
3
4
-V
8
7
6
5
Output A
+V
Non-Inverting
Input A
-DC Voltage Supply
+DC Voltage
Supply
Output B
Inverting
Input B
Non-Inverting
Input B
Inverting
Input A
+
-
+
-
IC BLOCK DIAGRAM
（IC ブロック図）
AK5381VT-E2
(X5219A00) Analog to Digital Converter
Pin No. Pin Name
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
I/O
I
I
I
O
-
-
-
-
O
I/O
I
I/O
I
I
I
I
AINR
AINL
CKS1
VCOM
AGND
VA
VD
DGND
SDTO
LRCK
MCLK
SCLK
PDN
DIF
CKS2
CKS0
Function
Rch Analog Input Pin
Lch Analog input Pin
Mode Select 1 Pin
Common Voltage Output Pin, VA/2
Bias voltage of ADC input.
Analog Ground Pin
Analog Power Supply Pin, 4.5 ~ 5.5V
Digital Power Supply Pin,
2.7 ~ 5.5V(Fs=4K ~ 48kHz), 3.0 ~ 5.5V(Fs=48k ~ 96kHz)
Digital Ground Pin
Audio Serial Data Output Pin
"L" Output at Power-down mode.
Output Channel Clock Pin
"L" Output in Master Mode at Power-down mode.
Master Clock Input Pin
Audio Serial Data Clock Pin
"L" Output in Master Mode at Power-down mode.
Power Down mode Pin
"H":Power up, "L":Power down
Audio Interface Format Pin
"H":24bit I
2
S Compatible, "L":24bit MSB justified
Mode Select 2 Pin
Mode Select 0 Pin
Note: All input pins should not be left floating.
2
11
1
3
16
10
13
12
9
7
8
4
15
6
5
14
AINL
CKS2
MCLK
VA AGND VD DGND
CKS1
LRCK
CKS0
SCLK
SDTO
AINR
VCOM
DIF
PDN
Voltage
Reference
Clock
Divider
Serial I/O
Interface
Decimation
Filter
Decimation
Filter
1
2
3
4
5
6
7
16
15
14
13
12
11
CKS0
CKS2
DIF
PDN
SCLK
MCLK
LRCK
8
9
10
SDTO
AINR
AINL
CKS1
VCOM
AGND
VA
VD
DGND
Top View
Modulator
Modulator
PIN ASSIGNMENTS
PIN
NAME
TYPE
FUNCTION
1
BCK
IN
Audio Data Bit Clock Input.
(1)
2
DATA
IN
Audio Data Digital Input.
(1)
3
LRCK
IN
L-Channel and R-Channel Audio Data Latch En-
able Input.
(1)
4
DGND
Digital
Ground
5
V
DD
Digital Power Supply, +3.3V
6
V
CC
Analog Power Supply, +5V
7
V
OUT
L
OUT
Analog Output for L-Channel.
8
V
OUT
R
OUT
Analog Output for R-Channel.
9
AGND
Analog
Ground
10
V
COM
Common Voltage Decoupling.
11
ZEROR/
OUT
Zero Flag Output for R-Channel/Zero Flag Output
ZEROA
for L/R-Channel.
12
ZEROL/NA
OUT
Zero Flag Output for L-Channel/No Assign.
13
MD
IN
Mode Control Data Input.
(2)
14
MC
IN
Mode Control Clock Input.
(2)
15
ML
IN
Mode Control Latch Input.
(2)
16
SCK
IN
System Clock Input.
NOTES: (1) Schmitt-trigger input, 5V tolerant. (2) Schmitt-trigger with internal
pull-down, 5V tolerant.
Audio
Serial
Port
Output Amp and
Low-Pass Filter
DAC
4x/8x
Oversampling
Digital Filter
with
Function
Controller
Enhanced
Multilevel
Delta-Sigma
Modulator
Output Amp and
Low-Pass Filter
DAC
BCK
LRCK
DATA
ML
MC
MD
Serial
Control
Port
System Clock
Manager
Zero Detect
Power Supply
V
OUT
L
V
COM
V
OUT
R
V
DD
DGND
ZEROL
ZEROR
SCK
System Clock
V
CC
AGND
BCK
DATA
LRCK
DGND
V
DD
V
CC
V
OUT
L
V
OUT
R
SCK
ML
MC
MD
ZEROL/NA
ZEROR/ZEROA
V
COM
AGND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
PCM1742
PCM1742KEG/2K
(X3538A00) Digital to Analog Converter
8
16
7
6
5
4
3
2
23
22
21
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
CURENT
DRIVER
D5
D6
D7
D8
D9
D10
D11
D12
IN1
VCC
GND
R
S Q
R
S Q
Q
R
S Q
Q
R
S Q
Q
R
S Q
Q
www. xiaoyu163. com
QQ 376315150
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TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
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3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
