
P-250
21
IC BLOCK DIAGRAM
TC74VHC14FT (XV890A00)
Hex Inverter
DM: IC006
TC74VHC32FT (XY945A00)
Quad 2 Input OR
DM: IC007
TC74VHCT245AFT (XT744A00)
Octal 3-State Bus Transceiver
DM: IC009, 010
SN75C1168NSR (XU073A00)
Line Driver/Receiver
DJK: IC002
TC7SU04F (XY447A00)
Inverter Gate
DJK: IC001
TC7WH32FU(TE12L) (XY364A00)
Dual 2 Input OR Gate
DM: IC013
M5229FP (XY487A00)
7 Band Graphic Equalizer
AJK: IC300, 400
µPC4570G2 (XF291A00)
Dual Operational Amplifier
AJK:
DM:
PN-EQ:
PNL:
LA6517M-TE-R (XT131A00)
Dual Low Voltage Power Amplifier
AJK: IC200
1
1A
2
1Y
3
2A
4
2Y
5
3A
6
3Y
7
GND
1
VDD
2
6A
3
6Y
4
5A
5
5Y
6
4A
7
4Y
1
2
3
1A
1Y
4
2A
5
2B
6
2Y
7
GND
1B
14
13
12
Vcc
4A
11
4Y
10
3B
9
3A
8
3Y
4B
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
D1R
Vcc
A1
G
A2
B1
A3
B2
A4
B3
A5
B4
A6
B5
A7
B6
A8
B7
GND
B8
1
2
3
4
5
6
7
1B
1A
1R
1DE
2R
2A
2B
16
15
14
13
12
11
10
8
GND
Vcc
1D
1Y
1Z
2DE
2Z
2Y
2D
9
1
2
3
5
4
NC
VSS
VDD
OUT
IN
1
2
3
4
8
7
6
5
1A
2Y
GND
Vcc
1Y
2B
2A
1B
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
+
-
+
-
IC100
IC033-35
IC100
IC073
1
2
3
4
5
6
7
NC
NC
OUT1
Vcc
OUT2
VEE
NC
16
15
14
13
12
11
10
8
NC
NC
NC
INPUT-1
INPUT+1
INPUT+2
INPUT-2
NC
NC
9
Amp1
Amp2
Thermal Shut
Doun and
Current Limiter
9
7
5
3
1
IN1
2
NF1
IN2
4
NF2
IN3
6
NF3
IN4
8
NF4
IN5
10
NF5
20
-Vcc
19
GND
18
+Vcc
17
OUTPUT
16
INVERTED
INPUT
15
NON-INVRTED
INPUT
14
NF7
13
IN7
12
NF6
11
IN6
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IC
ブロック図)