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XV-N50BK,XV-N55SL
4.4 BA5983FM-X (IC201) : 4-channel driver
• Block diagram
27
28
Vcc
1
2
• Pin function
Pin No. Symbol
I/O
1
BIAS IN
I
2
OPIN1(+)
I
3
OPIN1(-)
I
4
OPOUT1
O Output for CH1 OP-AMP
5
OPIN2(+)
I
6
OPIN2(-)
I
7
OPOUT2
O Output for CH2 OP-AMP
8
GND
-
9
STBY1
I
10
PowVcc1
-
11
VO2(-)
O Inverted output of CH2
12
VO2(+)
O Non inverted output of CH2
13
VO1(-)
O Inverted output of CH1
14
VO1(+)
O Non inverted output of CH1
15
VO4(+)
O Non inverted output of CH4
1-28 (No.A0041)
26
25
24
23
10k
10k
20k
10k
10k
10k
4
5
6
3
Description
Input for Bias-amplifier
Non inverting input for CH1 OP-AMP
Inverting input for CH1 OP-AMP
Non inverting input for CH2 OP-AMP
Inverting input for CH2 OP-AMP
Substrate ground
Input for CH1/2/3 stand by control
Vcc for CH1/2 power block
22
30
21
20
STAND BY
CH4
20k
10k
STAND BY
CH1/2/3
7
29
8
9
Pin No. Symbol
16
VO4(-)
17
VO3(+)
18
VO3(-)
19
PowVcc2
20
STBY2
21
GND
22
OPOUT3
23
OPIN3(-)
24
OPIN3(+)
25
OPOUT4
26
OPIN4(-)
27
OPIN4(+)
28
PreVcc
29
30
19
18
17
16
Vcc
10k
10k
10k
10k
10k
10k
Level Shift
Level Shift
Level Shift
Level Shift
10k
10k
10k
Vcc
10k
10k
10k
10
11
12
13
I/O
Description
O Inverted output of CH4
O Non inverted output of CH3
O Inverted output of CH3
-
Vcc for CH3/4 power block
I
Input for Ch4 stand by control
-
Substrate ground
O Output for CH3 OP-AMP
I
Inverting input for CH3 OP-AMP
I
Non inverting input for CH3 OP-AMP
O Output for CH4 OP-AMP
I
Inverting input for CH4 OP-AMP
I
Non inverting input for CH4 OP-AMP
-
Vcc for pre block
-
Connect to ground
-
Connect to ground
15
10k
10k
10k
10k
14
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