MITSUMI
4ch Moter driver IC for Portable CD Player
Application Circuit
M
M
33
34
22
21
20
19
18
17
16
15
14
13
12
35
36
37
38
39
40
41
42
43
44
1
2
3
4
5
6
7
8
9
10
11
32
31
30
29
28
27
26
25
24
23
AMUTE
EMP
HVcc
PSW
CLK
START
OFF
CHGVcc
SEL
PREGND
PWMFIL
IN1
MUTE2
IN2
MUTE34
IN4
IN3
Vref
VSYS2
OP+
OPOUT
VSYS1
BRAKE1
POWER
OFF
STARTER
MAXIMUM
DETECTION
CLK
0.1
µ
0.1
µ
47
µ
47
33
µ
TSD
TRIANGLE WAVE
OVER-VOLTAGE
PRE-DRIVER POWER SUPPLY
TSD
CONTROL CIRCUIT
POWER SUPPLY
RCHG
OUTIR
OUT1F
OUT2R
OUT2F
POWGND
OUT3F
OUT3R
OUT4F
OUT4R
BRAKE1
BSEN
BA
TT
RESET
DEAD
SW
EO
EI
SPR
T
C
T
N.C.
OP
-
TRAVERSE
SPINDLE
FOCUS
TRACKING
BTL
BTL
BTL
BTL
MUTE2
MUTE34
FILTER
1.8k
0.1
µ
470p
0.022
µ
8.2k
100
µ
0.1
µ
V
OUT
47
µ
V
IN
10p
2200p
100k
100k
DC–DC
Converter
application
/
/
/
/
· We shall not be liable for any trouble or damege caused by using this circuit.
· In the event a problem which may affect industrial property or any other rights of us or a third party is
encountered during the use of information described in these circuit, Mitsumi Electric Co., Ltd. shall not be
liable for any such problem, nor grant a license therefor.
49
Summary of Contents for PV420S
Page 1: ...SERVICE MANUAL PV420S WWW BBK RU ...
Page 72: ... 69 CXD3068Q Block Diagram ...
Page 73: ... 70 CXD3068Q Pin Configuration ...
Page 122: ... 119 CXD3068Q Timing Chart 1 3 ...
Page 123: ... 120 CXD3068Q Timing Chart 1 4 ...
Page 124: ... 121 CXD3068Q Timing Chart 1 5 ...
Page 129: ... 126 CXD3068Q Timing Chart 2 1 ...
Page 130: ... 127 CXD3068Q Block Diagram 2 2 ...
Page 131: ... 128 CXD3068Q Timing Chart 2 3 ...
Page 134: ... 131 CXD3068Q Timing Chart 2 6 ...
Page 138: ... 135 CXD3068Q VCO C Mode Fig 3 3 Access Flow Chart Using VCO Control ...
Page 140: ... 137 CXD3068Q Block Diagram 4 1 ...
Page 143: ... 140 CXD3068Q Timing Chart 4 4 ...
Page 147: ... 144 CXD3068Q Fig 4 6 a Auto Focus Flow Chart Fig 4 6 b Auto Focus Timing Chart ...
Page 148: ... 145 CXD3068Q Fig 4 7 a 1 Track Jump Flow Chart Fig 4 7 b 1 Track Jump Timing Chart ...
Page 149: ... 146 CXD3068Q Fig 4 8 a 10 Track Jump Flow Chart Fig 4 8 b 10 Track Jump Timing Chart ...
Page 150: ... 147 CXD3068Q Fig 4 9 a 2N Track Jump Flow Chart Fig 4 9 b 2N Track Jump Timing Chart ...
Page 151: ... 148 CXD3068Q Fig 4 10 a Fine Search Flow Chart Fig 4 10 b Fine Search Timing Chart ...
Page 152: ... 149 CXD3068Q Fig 4 11 a M Track Move Flow Chart Fig 4 11 b M Track Move Timing Chart ...
Page 157: ... 154 CXD3068Q Fig 4 15 CD TEXT Data Timing Chart ...
Page 162: ... 159 CXD3068Q Fig 5 3a Fig 5 3b ...
Page 196: ... 193 CXD3068Q Description of Data Readout ...
Page 200: ... 197 CXD3068Q ...
Page 201: ... 198 CXD3068Q ...
Page 202: ... 199 CXD3068Q ...
Page 207: ... 204 CXD3068Q Package Outline Unit mm ...
Page 208: ...This data sheet has been made from recycled paper to help protect the environment 205 ...