Data Sheet

AMIS−30543
http://onsemi.com
2
BLOCK DIAGRAM
Temp.
Sense
SPI
OTP
Timebase
POR
DI
DO
CS
CLK
NXT
SLA
DIR
ERR
Band−
gap
Load
Angle
AMIS−30543
Logic &
Registers
Chargepump
T
R
A
N
S
L
A
T
O
R
Vreg
CLR
VBB
P
W
M
I−sense
EMC
P
W
M
I−sense
EMC
VDD
GND
MOTXP
MOTXN
MOTYP
MOTYN
CPN CPP VCP
POR/WD
TST0
Figure 1. Block Diagram AMIS−30543
1
2
3
5
4
6
7
8
24
23
22
20
21
19
18
17
9 10111213141516
32 31 30 29 28 27 26 25
DO
DI
CPN
MOTXP
GND GND
MOTXP
MOTYN
POR/WD
MOTYP
CLK
VDD
CLR
CS
DIR
NXT
SLA
AMIS−30543
GND
GND
GND
MOTYN
MOTXN
MOTXN
MOTYP
VBB
TSTO
CPP VCP VBB
ERR
Figure 2. Pin Out AMIS−30543