點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
11-MD142
Pin Descriptions of QFN-32
Pin NO. Pin Name Description
Pin NO. Pin Name Description
1
2
PIM
EN1
EN2
IAD
IN1
Current sense resistor
Mode Selected Input pin
Mode Selected Input pin
AMP positive input pin
Motor control input pin
Motor control input pin
Motor control input pin
Motor control input pin
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
NC
OUT6
OUT5
OUT4
OUT3
OUT2
GND
NC
Motor output pin
Motor output pin
Motor output pin
Motor output pin
Motor output pin
3
4
5
6
IN2
7
IN3
Controller and driver ground
8
IN4
9
NC
IM
Current sense resistor
10
11
12
13
14
15
16
NC
GND
Controller and driver ground
NC
VB
Power supply pin for motor driver
Reference voltage output pin
Motor driver ground
OUT1
NC
Motor output pin
VREF
GND
NC
NC
NC
NC
VDD
Power supply pin for controller.
Pin Descriptions of TSSOP-20
Pin NO. Pin Name Description
Pin NO. Pin Name Description
1
2
VDD
PIM
EN1
EN2
IAD
IN1
IN2
IN3
IN4
VB
Power supply pin for controller.
Current sense resistor
11
12
13
14
15
16
17
18
19
20
VREF
GND
OUT6
OUT5
OUT4
OUT3
OUT2
IM
Reference voltage output pin
Motor driver ground
Motor output pin
3
Mode selected Input pin
Mode selected Input pin
AMP positive input pin
4
Motor output pin
5
Motor output pin
6
Motor control input pin
Motor output pin
7
Motor control input pin
Motor output pin
8
Motor control input pin
Current sense resistor
Controller and driver ground
Motor output pin
9
Motor control input pin
GND
OUT1
10
Power supply pin for motor driver
SP-MD142-A.003
Version:A.003
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