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IC
MC74HC02AFEL (MOTOROLA)
C-MOS QUAD 2-INPUT NOR GATES
—TOP VIEW—
14
13
12
11
10
9
V
DD
1
2
3
4
5
6
MC74HC237FEL (MOTOROLA)
3-TO-8 LINE DECODER/LATCH
—TOP VIEW—
A
1
16
V
IN
B
2
15
Y0
IN
C
3
14
Y1
IN
LE
4
13
Y2
IN
EN
2
5
12
Y3
IN
EN1
6
11
Y4
IN
Y7
7
10
Y5
OUT
GND
8
9
Y6
NJM2283M-TE1 (JRC)
3-CIRCUIT 2-INPUT SIGNAL SWITCH
—TOP VIEW—
H
L
IN1B
IN1A
1
16
CTL1
2
GND1
15
OUT1
3
14
IN2B
H
L
4
GND2
V
13
CC
OUT2
5
12
CTL2
OUT3
6
11
IN2A
CTL3
7
GND3
10
IN3A
8
9
IN3B
L
H
NJM4580E(TE2) (JRC)
DUAL OPERATIONAL AMPLIFIERS
(DUAL-SUPPLY TYPE)
—TOP VIEW—
1
V
8
CC
_ +
2
7
+ _
3
6
4
V
5
EE
3-2
8
A
A
Y
= Y
B
B
A
B
Y = A + B =
•
A
B
Y
0
0
1
GND
0
1
0
7
1
0
0
0 : LOW LEVEL
1
1
0
1 : HIGH LEVEL
INPUTS
OUTPUTS
ENABLE
SELECT
CC
LE
EN2
EN1
C
B
A
Y7
Y6
Y5
x
x
0
x
x
x
0
0
0
OUT
x
1
x
x
x
x
0
0
0
0
0
1
0
0
0
0
0
0
OUT
0
0
1
0
0
1
0
0
0
0
0
1
0
1
0
0
0
0
OUT
0
0
1
0
1
1
0
0
0
0
0
1
1
0
0
0
0
0
OUT
0
0
1
1
0
1
0
0
1
0
0
1
1
1
0
0
1
0
OUT
0
0
1
1
1
1
1
0
0
1
0
1
x
x
x
OUT
0
: LOW LEVEL
OUT
1
: HIGH LEVEL
x
: DON'T CARE
NJM7809FA (JRC)+9V(1A)
NJM78M12FA
TA7812S (TOSHIBA)+12V(1A)
POSITIVE VOLTAGE REGULATOR
—FRONT VIEW—
INPUT
COMMON
OUTPUT
(3)
(2)
(1)
NJU7370FB2 (JRC)
(8 x 32)-BIT ANALOG CROSS-POINT SWITCH
—TOP VIEW—
Y4
Y3
Y2
Y1
Y0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
49
0
0
1
0
0
50
0
1
0
0
0
51
1
0
0
0
0
52
0
0
0
0
0
53
0
0
0
0
0
54
0
0
0
0
0
55
HOLD
56
57
58
59
60
61
62
63
64
PIN
I/O
SIGNAL
NO.
1
I/O
X0
2
I/O
X1
3
I/O
X2
4
I/O
X3
5
I/O
X4
6
I/O
X5
7
I/O
X6
8
I/O
X7
9
I/O
X8
10
I/O
X9
11
I/O
X10
12
I/O
X11
13
I/O
X12
14
I/O
X13
15
I/O
X14
16
I/O
X15
INPUTS
AX0 - AX4
: ADDRESS
AY0 - AY2
: ADDRESS
CS
: CHIP SELECT
DATA
: ON/OFF SWITCH
RST
: RESET
STB
: STROBE
52
STB
55
CS
20, 24, 26, 28, 30
AX0 - AX4
51, 58, 62
AY0 - AY2
56
DATA
60
RST
3
1
INPUT
OUTPUT
COMMON
2
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
PIN
PIN
PIN
I/O
SIGNAL
I/O
SIGNAL
NO.
NO.
NO.
17
I/O
Y0
33
I/O
X16
49
18
—
V
34
I/O
X17
50
EE
19
I/O
Y1
35
I/O
X18
51
20
I
AX0
36
I/O
X19
52
21
I/O
Y2
37
I/O
X20
53
22
—
V
38
I/O
X21
54
EE
23
I/O
Y3
39
I/O
X22
55
24
I
AX1
40
I/O
X23
56
25
I/O
Y4
41
I/O
X24
57
26
I
AX2
42
I/O
X25
58
27
I/O
Y5
43
I/O
X26
59
28
I
AX3
44
I/O
X27
60
29
I/O
Y6
45
I/O
X28
61
30
I
AX4
46
I/O
X29
62
31
I/O
Y7
47
I/O
X30
63
32
—
NC
48
I/O
X31
64
INPUTS/OUTPUTS
X0 - X31
: ANALOG SWITCH ARRAY
Y0 - Y7
: ANALOG SWITCH ARRAY
OTHER
NC
: NO CONNECTION
ANALOG
ADDRESS
LATCH
SWITCH
1 - 16, 33 - 48
DECODER
CIRCUIT
ARRAY
(8 x 32)
17,19, 21, 23,
25, 27, 29, 31
I/O
SIGNAL
—
NC
—
NC
I
AY0
I
STB
—
NC
—
NC
I
CS
I
DATA
—
NC
I
AY1
—
V
CC
I
RST
—
NC
I
AY2
—
NC
—
NC
X0 - X31
Y0 - Y7
LLC-8000A
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