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TX-NR901
IC BLOCK DIAGRAMS AND DESCRIPTIONS
CHIP
SELECT
10BIT SHIFT REGISTER
GAIN
SELECT
DECODER
TIMING
GENERATOR
L/R & BAND
SELECT
DECODER
L1~L11
R1~R11
RESISTOR
NETWORK
&
ANALOG SW
LATCH
LATCH
RESISTOR
NETWORK
&
ANALOG SW
TEST
CIRCUIT
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
Same as above
CS CLK
DI
fR1
fR2
fR3
fR4
fR5
fR6
fR7
fR8
fR9
fR10
fR11
TEST1
TEST2
VDD
VCC
VSS
VEE
fL1
fL2
fL3
fL4
fL5
fL6
fL7
fL8
fL9
fL10
fL11
IN1L IN2L
IN1R IN2R
Q4400,Q4401 NJU7306G(Electric Volume)
V
DD
IN
1L
IN
2L
NC
fL11
fL10
fL9
fL8
fL7
fL6
fL5
fL4
fL3
fL2
fL1
TEST1
TEST2
V
EE
NC
CS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
NC
IN
1R
IN
2R
NC
fR11
fR10
fR9
fR8
fR7
fR6
fR5
fR4
fR3
fR2
fR1
NC
Vss
CLK
DI
Vcc
VIN1+
NFB1
MUTE1
VIN2+
NFB2
-VCC1
VIN3+
NFB3
+VCC
VOUT1
GND
VOUT2
DR CTL
VOUT3
MUTE2
-VCC2
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
6dB
DR
6dB
DR
6dB
DR
Q2801 LA7106MFP(75 ohm video driver)