AMIS-30623 LIN Microstepping Motordriver
Data Sheet
8.0 Pin Out
GND
GND
GND
GND
XN
YP
YP
XN
HW0
HW1
VDD
GND
TST
LIN
GND
HW2
CPN
CPP
1
2
3
20
19
18
SWI
VBB
MOTXP
GND
MOTXN
MOTYP
GND
MOTYN
VBB
VCP
32
31
30
29
28
27
26
25
XP
XP
VBB
VBB
VBB
SWI
NC
HW0
1
2
3
4
5
6
7
8
24
23
22
4
5
6
7
8
9
10
17
16
15
14
13
12
11
YN
YN
VBB
VBB
VBB
VCP
CPP
CPN
Table 4: Pin Description
Pin Name
Pin Description
HWO
HW1
VDD
GND
TST
LIN
HW2
CPN
CPP
VCP
VBB
MOTYN
MOTYP
MOTXN
MOTXP
SWI
NC
Bit 0 of LIN-ADD
Bit 1 of LIN-ADD
Internal supply (needs external decoupling capacitor)
Ground, heat sink
Test pin (to be tied to ground in normal operation)
LIN-bus connection
Bit 2 LIN-ADD
Negative connection of pump capacitor (charge pump)
Positive connection of pump-capacitor (charge pump)
Charge-pump filter-capacitor
Battery voltage supply
Negative end of phase Y coil
Positive end of phase Y coil
Negative end of phase X coil
Positive end of phase X coil
Switch input
Not connected (to be tied to ground)
To be tied to GND or VDD
AMI Semiconductor
– June 2006, Rev 3.0
www.amis.com
AMIS-30623
AMIS-30623
21
20
19
18
17
9
10
11
12
13
14
15
16
HW1
VDD
GND
TST
LIN
GND
HW2
NC
PC20051118.1
Top view
NQ32
Figure 2: SOIC 20 and NQFP-32 pin-out
PC20051123.1
SOIC-20
1
2
3
4,7,14,17
5
6
8
9
10
11
12,19
13
15
16
18
20
NQFP-32
8
9
10
11, 14, 25, 26, 31, 32
12
13
15
17
18
19
3, 4, 5, 20, 21, 22
23, 24
27, 28
29, 30
1, 2
6
7, 16
6
AMI [ AMI SEMICONDUCTOR ]
