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參數(shù)資料
| 型號： | FAN8742GX |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 光電元器件 |
| 英文描述： | Spindle Motor and 6-CH Driver |
| 中文描述： | CD MOTOR DRIVER, PDSO56 |
| 封裝： | SSOP-56 |
| 文件頁數(shù)： | 5/23頁 |
| 文件大小： | 541K |
| 代理商： | FAN8742GX |
5
www.fairchildsemi.com
FAN8741/FAN8742 Rev. 1.0.1
F
Pin Definitions
Pin Number
(exposed to bottom)
Pin Number
(exposed to top)
Pin Name
I/O
Pin Function Description
1
56
VM1
P
Power supply for spindle
2
55
HU+
A
Hall signal input(Hu+)
3
54
HU-
A
Hall signal input(Hu-)
4
53
HV+
A
Hall signal input(Hv+)
5
52
HV-
A
Hall signal input(Hv-)
6
51
HW+
A
Hall signal input(Hw+)
7
50
HW-
A
Hall signal input(Hw-)
8
49
VH
A
Hall bias
9
48
PGND1
P
Power ground 1 for spindle channel
10
47
U
A
3-phase output U for spindle
11
46
RSP1
A
Spindle current sensing 1
12
45
V
A
3-phase output V for spindle
13
44
PGND2
P
Power ground 2 for spindle channel
14
43
W
A
3-phase output W for spindle
15
42
RSP2
A
Spindle current sensing 2
16
41
SL1+
A
Sled channel 1 drive output +
17
40
SL1-
A
Sled channel 1 drive output -
18
39
SL2+
A
Sled channel 2 drive output +
19
38
SL2-
A
Sled channel 2 drive output -
20
37
PGND3
P
Power ground for sled channels
21
36
REF
A
Reference voltage input
22
35
MUTE1
A
Mute input 1
23
34
MUTE2
A
Mute input 2
24
33
RSL1
A
Sled current sensing 1
25
32
RSL2
A
Sled current sensing 2
26
31
VM2
P
Power supply for sled
27
30
SVCC2
P
Power supply for BTL Pre driver
28
29
SGND
P
Signal ground for BTL signal block
29
28
SLIN2
A
Sled channel 2 input
30
27
SLIN1
A
Sled channel 1 input
31
26
PVCC2
P
Power supply for BTL CH3
32
25
PVCC1
P
Power supply for BTL CH1/2
33
24
IN2
A
Channel 2 input
34
23
IN1
A
Channel 1 input
35
22
PGND4
P
Power ground for BTL CH1/2
36
21
DO1 +
A
Channel 1 drive output +
37
20
DO1 -
A
Channel 1 drive output -
38
19
DO2 +
A
Channel 2 drive output +
39
18
DO2 -
A
Channel 2 drive output -
40
17
DO3 +
A
Channel 3 drive output +
41
16
DO3 -
A
Channel 3 drive output -
42
15
PVCC3
P
Power supply for BTL CH4
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