SA5664 Datasheet, PDF (4/12 Pages) Silan Microelectronics Joint-stock – 3-PHASE SPINDLE MOTOR DRIVER FOR CD-ROM

PIN CONFIGURATION
SA5664
PIN DESCRIPTION
Pin NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Pin name
NC
A3
NC
A2
NC
NC
A1
GND
H1+
H1-
H2+
H2-
H3+
H3-
VH
BR
CNF
SB
FG2
FR
ECR
EC
PS
FG
VCC
GSW
VM
RNF
Descriptions
No connection
Output (A3)
No connection
Output (A2)
No connection
No connection
Output (A1)
Ground
Hall signal (H1+)
Hall signal (H1-)
Hall signal (H2+)
Hall signal (H2-)
Hall signal (H3+)
Hall signal (H3-)
Hall bias
Brake mode
Phase compensation capacitor
Short brake
FG signal (3X)
Rotation terminal direction output
Output current control reference
Output current control voltage
Start/stop mode
FG signal (1X)
Power supply for signal division
Gain switch
Power supply for driver division
Output current sense resistance
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.1 2005.08.09
Page 4 of 12