ICs for Motor
s
Pin Descriptions (Cont.)
Pin No.
AN6608
AN6609N AN6609NS
AN6608, AN6609N, AN6609NS
Pin Name
V
CC
Connect to
Pin9 .
Ref. Voltage
+ Output
Typ. waveform
Description
IC power pin
Input Impedance
Equivalent Circuit
10
17
11
11
19
Reference voltage + output pin
when connecting to the pin9.
Tr
C
12
20
GND
GND pin for the IC bias section
12
V
REF
V
CC
13
13
21
Ref. Voltage
– Output
Reference voltage – output pin
Tr
C
60kΩ
14
23
Logic Input P
3
Logic input pin P
3
to set
the motor control state
14
60kΩ
40kΩ
60kΩ
15
24
Logic Input P
2
Logic input pin P
2
to set
the motor control state
60kΩ
15
40kΩ
60kΩ
16
1
Logic Input P
1
Logic input pin P
1
to set
the motor control state
60kΩ
16
40kΩ