Table of Contents
Advertisement
QQ
3 7 63 1515 0
IC BLOCK DIAGRAM
NJM2068MD-T2 (X3505A00)
Dual Operatinal Amplifier
Output A
1
Inverting
2
Input A
-
Non-Inverting
3
Input A
-DC Voltage Supply
4
-V
TC74VHC244FT (XW234A00)
Octal 3-State Bus Buffer
1G
1
TE
L 13942296513
2
1A1
3
2Y4
4
1A2
5
2Y3
6
1A3
7
2Y2
8
1A4
9
2Y1
(GND) Vss
10
TC74HC4053AF(EL) (XY879A00)
MULTIPLEXER
ML4: IC101, 201, 301, 401
2Y1
1
2Y0
2
3Y1
3
3-COM
4
3Y0
5
6
INH
GND
7
GND
8
www
CONTROL INPUTS
INHIMIT C*
B A
HC4051A
L
L
L
L
L
L
L
H
L
L
H
L
.
L
L
H
H
L
H
L
L
L
H
L
H
L
H
H
L
L
H
H
H
H
X
X
X
NONE
X: Don't care. *: Except HC4052A
http://www.xiaoyu163.com
（
IC
ブロック図）
SN74LV08APWR (X4463A00)
Qual 2 Input AND
HIC-HA: IC101, 102
+DC Voltage
+V
8
Supply
7
Output B
+
Inverting
6
+
-
Input B
Non-Inverting
5
Input B
TC74VHC245FT (XU797A00)
Octal 3-State Bus Buffer
ML4: IC503, 504
20
VDD (Vcc)
19
2G
18
1Y1
17
2A4
16
1Y2
15
2A3
14
1Y3
13
2A2
12
1Y4
11
2A1
OPA2134UA/2K5 (X2420A00)
Dual Operatinal Amplifier
ML4: IC102, 103, 202, 203, 302, 303, 402, 403
Vcc
16
2-COM
15
14
1-COM
13
1Y1
12
1Y0
11
A
10
B
C
9
"ON" CHANNEL
x
ao
HC4052A
HC4053A
y
0
0X, 0Y
0X,0Y,0Z
1
1X, 1Y
1X,0Y,0Z
2
2X, 2Y
0X,1Y,0Z
i
3
3X, 3Y
1X,1Y,0Z
4
- -
0X,0Y,1Z
5
- -
1X,0Y,1Z
6
- -
0X,1Y,1Z
7
- -
1X,1Y,1Z
NONE
NONE
GAIN_X=A GAIN_X=B GAIN_X=C
http://www.xiaoyu163.com
8
ML4: IC512
1A
1
14
Vcc
1B
2
13
4B
1Y
3
12
4A
2A
4
11
4Y
2B
5
10
3B
2Y
6
9
3A
GND
7
VSS
8
3Y
ML4: IC510, 511
D1R
Q Q
1
20
V
CC
3
6 7
1 3
A1
2
19
OE
A2
3
18
B1
A3
4
B2
17
A4
5
16
B3
A5
6
15
B4
A6
7
14
B5
A7
8
13
B6
A8
9
B7
12
GND
10
11
B8
Out A
1
8
V+
A
2
7
Out B
-In A
-
+
B
+In A
3
6
-In B
+
-
4
5
+In B
V-
u163
.
2 9
9 4
2 8
SN74LV138ANSR (IS013810)
DECODER
1
A
A
2
B
B
Y0
Select
3
C
C
Y1
4
G2A
G2A
Y2
5
G2B
G2B
Y3
Enable
6
G1
G1
Y4
7
Output
Y7
Y7
Y5
Y6
8
GND
ENABLEINPUTS
SELECTINPUTS
OUTPUTS
G1 G2A G2B C B A Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7
X
H
X
X
X
X
H
H
H
X
X
H
X
X
X
H
H
H
L
X
X
X
X
X
H
H
H
H
L
L
L
L
L
L
H
H
H
L
L
L
L
H
H
L
H
H
L
L
L
H
L
H
H
L
H
L
L
L
H
H
H
H
H
H
L
L
H
L
L
H
H
H
H
L
L
H
L
H
H
H
H
H
L
L
H
H
L
H
H
H
H
L
L
H
H
H
H
H
H
SN74LV273APWR (X5074A00)
Octal 3-State D-Type Flip Flop
ML4: IC505-508
CLR
1
1 5
0 5
8
2 9
9 4
1Q
2
Q
Q
CL
CL
1D
D
CK
CK
D
3
2D
4
CK
D
CK
D
CL
CL
2Q
Q
Q
5
3Q
6
Q
Q
CL
CL
3D
D
CK
CK
D
7
4D
8
CK
D
D
CK
CL
CL
4Q
Q
Q
9
GND
10
TC7SH04FU (XS775A00)
INVERTER
NC
1
IN A
2
GND
3
m
co
LMY4-MLF
9 9
ML4: IC509
16
Vcc
15
Y0
14
Y1
13
Y2
12
Y3
Output
11
Y4
10
Y5
9
Y6
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
H
H
H
H
H
L
H
H
H
H
H
L
H
H
H
H
H
L
H
H
H
H
H
L
Vcc
20
2 8
9 9
8Q
19
8D
18
7D
17
7Q
16
6Q
15
6D
14
5D
13
5Q
12
CLK
11
ML4: IC502
6
V
CC
5
OUT Y
9
Advertisement
Table of Contents
