MITSUMI
4ch Moter driver IC for Portable CD Player
Pin No.
Pin Name Input/Output
Function
Internal Equivalent Circuit
15
VSYS2
Driver Pre-step Power Supply
Pin Description
Input
Reference Voltage Input
Input
17
IN3
18
IN4
20
IN2
22
IN1
Input
ch3 Control Signal Input
ch4 Control Signal Input
ch2 Control Signal Input
ch1 Control Signal Input
68k
Ω
68k
Ω
19
21
23
19
MUTE34
21
MUTE2
23
BRAKE1
Input
ch3 and 4 Mute
ch2 Mute
ch1 Brake
11k
Ω
20PIN=7.5k
Ω
17
18
20
22
16
Vref
16
24k
Ω
50k
Ω
200
Ω
4
36
24
26
30
32
25
27
29
31
28
24
OUT4R
25
OUT4F
26
OUT3R
27
OUT3F
29
OUT2F
30
OUT2R
31
OUT1F
32
OUT1R
Output
ch4 Negative Output
ch4 Positive Output
ch3 Negative Output
ch3 Positive Output
ch2 Positive Output
ch2 Negative Output
ch1 Positive Output
ch1 Negative Output
28
POWGND
Power Block Power Supply
Ground
36
HV
CC
Input
H-Bridge Power Supply Input
950
Ω
33
33
RCHG
Input
Charge Current Setting
Pre-Drive Power Supply
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 ...