24
PSR-9000
µ
PC4570C (XC520A00)
µ
PC4570G2 (XF291A00)
Operational Amplifier
TG: IC14
MV: IC101,102
RC4558D-V (IG001390)
Dual Operational Amplifier
MK: IC1
SN74HCU04N (IG142250)
SN74VHCU04F (XM332A00)
TC74HCU04AF-TP1 (XD660A00)
INVERTER
AJACK/DJACK: IC4
TG:
IC3
DP:
IC2,9
DM: IC4
µ
PC4570HA (XB247A00)
Operational Amplifier
AM: IC1,2,3,5,6,7
M5227P (XF751A00)
EQUALIZER
AMP: IC2,3
LA6517 (XM804A00)
Operational Amplifier
AM: IC4
LB1443N (XF483A00)
LEVEL METER DRIVER
TG: IC13
IC BLOCK DIAGRAM
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
+
-
+
-
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
1
A
2
3
4
5
6
7
8
9
+V
-IN
-V
+IN
OUT
A
A
A
+V
-IN
+IN
OUT
B
B
B
-
+
B
-
+
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
+
-
+
-
1
2
8
9
VC1
VC2
VCC
In
7
Amp Out
GND
4
VC4
3
VC3
-
+
6
VC5
5
+
-
amp
-
+
-
+
-
+
-
+
1
2
3
4
5
6
7
IN1
NF1
IN2
NF2
IN3
NF3
IN4
16
15
14
13
12
11
10
-Vcc
GND
+Vcc
OUT
-IN
10k
10k
47k
47k
47k
540
540
540
540
540
540
47k
47k
47k
+IN
NF5
8
NF4
9
IN5
+-
+-
+-
+-
+ -
+ -
1
2
3
4
8
7
6
5
OUT1
OUT2
VEE
INPUT - 1
INPUT + 1
INPUT + 2
INPUT - 2
VCC
+
-
+
-
TC74VHC08F (XT014A00)
AND
DM: IC5
TG: IC24,27
HD74LVC139FPEL (XS048A00)
DEMULTIPLEXER
DM: IC25
1
2
3
4
5
6
7
1G
1A
1B
1Y0
1Y1
1Y2
1Y3
A
G
B
Y0
Y1
Y2
Y3
16
15
14
13
12
11
10
Vcc
2G
2A
2B
2Y0
2Y1
2Y2
8
GND
9
2Y3
Y2
Y3
Y1
Y0
B
A
G
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