MX-DVA9/MX-DVA9R
1-58
1.Terminal layout
2.Block diagram
LC75345M-X (IC521) : Input selector
36
19
~
1
18
~
3. Pin function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Serial data input
Chip enable
Connect to GND
Output pin of genral purpose
operation amplifier
Non-inverterd pin of general
purpose operation amplifier
No connect
Att + equalizer output
Capacitor and resistor connection
pins comprising filters
for bass and super-bass band
Capacitor connection pin comprising
treble band filter
Volume input
Input selector output pin
No connect
Aux Lch signal input pin
Tuner Lch signal input pin
Playback Lch signal input pin
DVD Lch signal input pin
0.5 X VDD voltag genration
block for analog ground
DI
CE
VSS
LOPOUT
LINM
NC
LOUT
LSB
LBASS2
LBASS1
LTRE
LIN
LSEL0
NC
AUXL
TUL
PBL
DVDL
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
VREF
DVDR
PBR
TUR
AUXR
NC
RSEL0
RIN
RTRE
RBASS1
RBASS2
RSB
ROUT
NC
RINM
ROPOUT
VDD
CL
Pin
No.
Pin
No.
Symbol
Symbol
Function
0.5 X VDD voltage genration
block for analog ground
DVD Rch signal input pin
Playback Rch signal input pin
Tuner Rch signal input pin
Aux Rch signal input pin
No connect
Input selector output pin
Volume input
Capacitor connection pin
comprising terble band filter
Capacitor and resistor connection
pins comprising
filters for bass and superbass band
Att + equalizer output
No connect
Non-inverterd pin of general
purpose operation amplifier
Output pin of genral purpose
operation amplifier
Power supply
Clock input
Function
24
23
22
21
20
19
18
17
16
15
14
25
26
27
28
29
30
31
13
12
11
10
9
8
7
32
33
34
35
36
1
2
3
4
5
6
LVref
RVref
CCB
INTERFACE
CONTROL
CIRCUIT
LOGIC
CIRCUIT
CONTROL
CIRCUIT