CR-325/325UKD
IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS
Q110 : LA6565 (Five-Channel CD Actuator Driver)-2/4
TERMINAL DESCRIPTION
Pin No. Pin Name Pin Descriptions
1 FWD Loading output direction switching (FWD). Loading system logic input.
2 REV Loading output direction switching (REV). Loading system logic input.
3 V
CC
2 Channels 3, 4, and loading power stage power supply
4 VLO
–
Loading output (–)
5 VLO
+
Loading output (+)
6 VO4
+
Channel 4 output (+)
7 VO4– Channel 4 output (–)
8 VO3
+
Channel 3 output (+)
9 VO3
–
Channel 3 output (–)
10 VO2+ Channel 2 output (+)
11 VO2
–
Channel 2 output (–)
12 VO1
–
Channel 1 output (–)
13 VO1
+
Channel 1 output (+)
14 VCCP1 Channels 1 and 2 power stage power supply
15 VCCS Signal system power supply
16 VIN1
+
Channel 1 input. Input operational amplifier + input.
17 VIN1
–
Channel 1 input. Input operational amplifier – input.
18 VIN1 Channel 1 input. Input operational amplifier output.
19 VIN2
+
Channel 2 input. Input operational amplifier + input.
20 VIN2
–
Channel 2 input. Input operational amplifier – input.
21 VIN2 Channel 2 input. Input operational amplifier output.
22 VIN3– Channel 3 input. Input operational amplifier – input.
23 VIN3 Channel 3 input. Input operational amplifier output.
24 VO_OP Operational amplifier output
25 VIN-OP Operational amplifier – input
26 VIN+OP Operational amplifier + input
27 REG_IN Regulator error amplifier output. Connect this pin to the base of the external pnp transistor.
28 REG_OUT Regulator error amplifier input (+).
29 VREF_OUT VREF amplifier (voltage follower) output.
30 VREF_IN VREF input. Apply the external reference voltage to this pin.
31 VIN4 Channel 4 input. Input operational amplifier output.
32 VIN4
–
Channel 4 input. Input operational amplifier – input.
33 MUTE234 Controls the on/off state of channels 2, 3, and 4.
34 MUTE1 Channel 1 output on/off control
35 VCONT Loading block output high-level voltage setting
36 S_GND Signal system ground
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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