FAN8700 Fairchild Semiconductor, FAN8700 Datasheet - Page 5

• Manufacturer Part Number: FAN8700
• Description: Camera Motor Drive and Control IC
• Manufacturer: Fairchild Semiconductor

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Equivalent Circuits
1.5-Channel DC Motor Drive Block
Description
CTL
DAT
CTL
DAT
CTL
DAT
P_GND
P_GND
DM
DM
DM
Step-up Control Block
SM
SM
SM
SM
FBR
SEL
SEL
SEL
IRO
PVE
SM
IRED Drive Block
1
1
1
1
1
1
1
2
3
1
2
3
4
~
~
~
~
5
~
~
3
2
3
2
3
2
5,7,13,18
5,7,13,18
Pin No.
25,26
25,26
25,26
6,20
2~4
2~4
2~4
17
16
15
12
11
10
22
23
1
1
8
9
1
DAT2
CTL2
CTL3
DAT1
CTL1
VSM
DAT1
DAT2
CTL1
CTL2
CTL3
DAT2
DAT1
CTL1
CTL2
CTL3
25
26
2
3
4
32
DAT1~DAT2
CTL1~CTL3
25
26
2
3
4
25
26
DAT1~DAT2
2
3
4
CTL1~CTL3
2X
DAT1~2
CTL1~3
Control Block
Step Motor
P_GND
P_VE
DC Motor Control
5
P_GND
IRED Control Block
7
Block
P_VE
13
6
SM1
Internal Circuit
20
18
5
12
20
8
21
18
11
SM2
DM3
15
10
SM5
DM2
M
16
SM4
DM1
IRO
9
FBR
M
17
FAN8700
22
23
8
SM3
5