SILENT SD SERIES
15
IC BLOCK DIAGRAM
MM74HC14SJX_NL
(XW104A00)
Hex Inverter
1
1A
2
1Y
3
2A
4
2Y
5
3A
6
3Y
7
GND
14
VDD
13
6A
12
6Y
11
5A
10
5Y
9
4A
8
4Y
HA1630Q04T 4CH
(X2869A00)
Quad Operational Amplifier
1
2
3
4
5
6
7
OUT A
-IN A
+IN A
+V
DD
+IN B
-IN B
OUT B
14
13
12
11
10
9
8
OUT D
-IN D
+IN D
-V
SS
+IN C
-IN C
OUT C
+
-
+V
+
-
+
-
+
-
-V
SN74LV32APWR
(X5647A00)
Quad 2 Input OR
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
SN74LV126APWR
(X3865A00)
Bus Buffer
1
2
3
4
5
6
7
1G
1A
2Y
2G
2A
2Y
GND
14
13
12
11
10
9
8
Vcc
4G
4A
4Y
3G
3A
3Y
SN74AHCT245PWR
(X2709A00)
TC74VHCT245AFT(E,K)
(XT744B00)
Octal 3-State Bus Transceiver
1
D1R
2
3
4
5
6
7
8
9
10
A1
A2
A3
A4
A5
A6
A7
A8
GND
11
12
13
14
15
16
17
18
19
20
V
CC
G
B1
B2
B3
B4
B5
B6
B7
B8
SN74AHC1G08DCKR
(X3833A00)
TC7S08FU
(XP116A00)
Single 2-Input Positive-AND Gate
1
2
3
A
B
GND
5
4
Vcc
Y
INPUTS
FUNCTION TABLE
OUTPUT
A
B
Y
H
L
L
H
X
L
H
L
X
LA6517M-TRM-E
(XT131A00)
Dual Power Operational Amplifier
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Thermal Shut
Doun and
Current Limiter
Amp1
Amp2
NC
NC
OUT 1
VCC
OUT 2
VEE
NC
NC
NC
NC
INPUT -2
INPUT +2
INPUT +1
INPUT -1
NC
NC
NJM2068M-D (TE2)
(X3505A00)
µ
PC4570G2-E1-A
(X7351A00)
Dual Operational Amplifier
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
+
-
+
-
（IC ブロック図）
