Onkyo TX-SR875 - Page 65

IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -11
Q2027, Q4304, Q7181: NJU7312AM(Analog Function Switch)
TX-SR875
L1
L2
L3
L-COM1
L4
L5
L6
L-COM2
L7
L8
L-COM3
ST
R1
R3
R2
R-COM1
R4
R5
R6
R-COM2
R7
R8
R-COM3
CK
DATA
VSS
VDD
VEE
Pin No. Pin Name Description
1
2
3
4
5
6
7
8
9
10
11
12
14
15
16
17
19
20
21
22
23
24
25
26
27
28
29
30
Pin No. Pin Name Description
VEE
L1
L2
L3
L4
L-COM1
L5
L6
L-COM2
L7
L8
L-COM3
ST
VSS
CK
DATA
R-COM3
R8
R7
R-COM2
R6
R5
R-COM1
R4
R3
R2
R1
VDD
Negative Voltage Supply
Analog switch input/output
Analog switch input/output
Analog switch input/output
Analog switch input/output
L1, L2, L3 Common
Analog switch input/output
Analog switch input/output
L4, L5, L6 common
Analog switch input/output
Analog switch input/output
L7, L8 Common
Chip enable
GND
Clock input/output
Data input
R7, R8 Common
Analog switch input/output
Analog switch input/output
R4, R5, R6 Common
Analog switch input/output
Analog switch input/output
R1, R2, R3 Common
Analog switch input/output
Analog switch input/output
Analog switch input/output
Analog switch input/output
Positive voltage supply
Control Circuit
Latch Circuit
Level Shifter
Latch Circuit
Level Shifter
BLOCK DIAGRAM
TERMINAL DESCRIPTION