78
STR-DA3000ES
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
D3
D2
D1
D0
Y
W
S
C
D4
D5
D6
D7
A
B
D3
D2
D1
D0
Y
XY
OE
GND
V
CC
D4
D5
D6
D7
A
B
C
IC642
CXD9725M
TRIM VOLUME
0-+24dB/
1dB STEP
TRIM VOLUME
0-+24dB/
1dB STEP
5 to 25 DECODER
&
LATCH CIRCUIT
4 to 13 DECODER
&
LATCH CIRCUIT
4 to 16 DECODER
&
LATCH CIRCUIT
24 BIT
SHIFT REGISTER
CIRCUIT
LEVEL SHIFT
CIRCUIT
5 to 25 DECODER
&
LATCH CIRCUIT
4 to 13 DECODER
&
LATCH CIRCUIT
4 to 16 DECODER
&
LATCH CIRCUIT
1
VSS
2
TRIM
3
TRIM
4
TRIM
5
OUT
6
VRGND
8
VRIN
7
NC
10
CS1
9
NC
11
GND
12
CLK
23 TRIM
22 TRIM
21 TRIM
20 OUT
19 VRGND
17 VRIN
18 NC
15 CS2
16 NC
14 LAT
13 DATA
24 VDD
MAIN
VOLUME
0- –95dB/
0.5dB STEP
MAIN
VOLUME
0- –95dB/
0.5dB STEP
– DIGITAL Board –
IC2005
TC74HC151AF (EL)
1
2
3
4
5
6
7
8
9
10
16
15
14
13
12
11
SHIFT REGISTER
LATCH
PARALLEL DATA
OUTPUT
GND
VCC
LATCH
CLOCK
PARALLEL DATA
OUTPUT
SERIAL DATA
INPUT
OUTPUT
ENABLE
SHIFT
CLOCK
SERIAL DATA
OUTPUT
RESET
QB
QC
QD
QE
QF
QG
QH
SQH
A
QA
IC2008, 2461, 2462
TC74HC595AF (EL)
