NW-A1000
34
34
NW-A1000
•
IC Block Diagrams
IC3001
XC6219B302DR
IC3002
PCM1772RGAR
IC3003
AN17020A-VB
CE
6
NC
4
VSS
5
VIN 1
NC 2
VOUT 3
VCC
VCC
+
–
ON/OFF
CONTROL
CURRENT
LIMIT
VOLTAGE
REFERENCE
20
AUDIO
INTERFACE
DIGITAL
ATTENUATOR
LINEOUT
AMPLIFIER
LINEOUT
AMPLIFIER
LRCK
16
SCKI
17
NC
18
NC
19
NC
1
DATA
2
×
8
DIGITAL
FILTER
∆Σ
D/A
CONVERTER
∆Σ
D/A
CONVERTER
×
8
DIGITAL
FILTER
BCK
5
AGND2
4
AGND1
3
PD
7
VOUTR
6
VCOM
8
NC
9
VOUTR
10
AIN
15
SPI
PORT
MS
14 MC
CLOCK
MANAGER
DIGITAL
ATTENUATOR
13 MD
11 VCC2
12 VCC1
+
+
VCOM
POWER
SUPPLY
2
1
4
3
GND
CH1 IN
VCC 1HV
CH2 IN
15
16
13
14
+
−
MUTING
CTRL
CH1 SENS
BEEP
6
5
8
7
VCC1
RF
VCC2
VCC 2HV
BEEP
LINE AMP
HEADPHONE AMP
MUTING
+
−
LINE AMP
HEADPHONE AMP
12
11
9
10
CH1 OUT
PGND
CH2 SENS
CH2 OUT
REF1
VREF
REF2
HP/LINE
SWITCH
IC4101
R2061K01-E2
SIO 1
SCLK 2
7 OSCIN
VSB
4
VCC
5
VDD
6
CE
12
CIN
10
VSS
11
LEVEL
SHIFTER
DELAY
REAL
TIME
CLOCK
/VDCC 3
VOLTAGE
DETECTOR
BATTERY
VOLTAGE
MONITOR
8 OSCOUT
9 /INTR
VOLTAGE
REFERENCE
IC4202
HAAM-313B
1
DEMULTI-
PLEXER
MULTI-
PLEXER
GND
2
NC
4
NC
5
NC
3
STANDBY
10 ZOUT (A)
EEPROM
Z SENSOR
S/H
Y SENSOR
X SENSOR
9 YOUT (A)
S/H
AMPLIFIER
8 XOUT (A)
7 CSET
6 VCC
S/H
IC6003
TS5A3357DCUR
1
NO0
4
GND
7 COM
8 V+
LOGIC
CONTROL
2
NO1
3
NO2
5 IN2
6 IN1