
LV8042LG
No.A0004-7/29
Continued from preceding page.
Pin No
Pin Name
Description
28
STB
Serial data latch pulse input pin
32
R
Oscillation frequency setting resistor connection pin
13
VM34
PWM/STP 3ch/4ch Motor power connection pin
10
OUT3A
PWM 3ch OUTA Output pin
STP 3ch OUTA Output pin
12
OUT3B
PWM 3ch OUTB Output pin
STP 3ch OUTB Output pin
11
SEN3
STP 3ch Current sensing resistor connection pin
14
OUT4A
PWM 4ch OUTA Output pin
STP 4ch OUTA Output pin
17
OUT4B
PWM 4ch OUTB Output pin
STP 4ch OUTB Output pin
15
SEN4
STP 4ch Current sensing resistor connection pin
20
PGND34
PWM/STP 3ch/4ch Power GND
21
PWM3/CLK34
PWM 3ch PWM Signal input pin
STP Clock signal input pin
22
PWM4
PWM 4ch PWM Signal input pin
39
VM56
PWM 5ch/6ch Motor power connection pin
36
OUT5A
PWM 5ch OUTA Output pin
38
OUT5B
PWM 5ch OUTB Output pin
33
PWM5
PWM 5ch PWM Signal input pin
41
OUT6A
PWM 6ch OUTA Output pin
44
OUT6B
PWM 6ch OUTB Output pin
34
PWM6
PWM 6ch PWM Signal input pin
43
PGND56
PWM 5ch/6ch Power GND
49
VM7
Constant-current 7ch motor power connection pin
58
FC7
Constant-current 7ch phase compensation capacitor connection pin
47
SEN7
Constant-current 7ch current sensing resistor connection pin
46
OUT7A
Constant-current 7ch OUTA output pin
48
OUT7B
Constant-current 7ch OUTB output pin
64
IN71
Constant-current 7ch 1 logic input pin
65
IN72
Constant-current 7ch 2 logic input pin
45
PGND7
Constant-current 7ch power GND
62
VREF7
Constant-current 7ch current setting reference voltage output
60
LIM7
Constant-current 7ch constant-current setting pin
51
CPL1
Charge pump capacitor connection pin
52
CPL2
Charge pump capacitor connection pin
54
CPH1
Charge pump capacitor connection pin
56
CPH2
Charge pump capacitor connection pin
53
VGL
Lower DMOS gate voltage capacitor connection pin
57
VGH
Upper DMOS gate voltage capacitor connection pin
24
ST
Chip enable pin
30
VCC
Logic power connection pin
26
GND
Signal GND