TX-SR701/E
IC BLOCK DIAGRAMS AND DESCRIPTIONS
BD3812F(Audio Sound Processor)
IN1
AGND1
IN2
AGND2
VEE
AGND3
VCC
1
2
3
4
5
6
7
14
13
12
11
10
9
8
OUT1
OUT2
SEL
DGND
MUTE
DA
CL
LOGIC
1ch input
Analog ground
2ch input
Analog ground
(-)Power supply
Analog ground
(+)Power supply
1ch output
2ch output
Serial data select
Comparator ground
Mute
Serial data
Serial clock
I/O
0
I/O
1
I/O
2
I/O
3
I/O
4
I/O
5
I/O
6
I/O
7
INPUT BUFFER
512X256X8
ARRAY
COLUMN
DECODER
POWER
DOWN
CE
WE
OE
R
O
W DECODER
SENSE AMPS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
A0
A1
A2
A3
CE
I/O0
I/O1
Vcc
Vss
I/O2
I/O3
WE
A4
A5
A6
A7
A16
A15
A14
A13
OE
I/O7
I/O6
Vss
Vcc
I/O5
I/O4
A12
A11
A10
A9
A8
Top View
CY7C1019BV/CV33-15VCT(128KX8 static RAM)
A
0
A
1
A
2
A
3
A
4
A
5
A
6
A
7
A
8
A9
A10
A11
A12
A13
A14
A15
A16
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