AMIS-30523 Datasheet, PDF (3/35 Pages) ON Semiconductor – CAN Micro-Stepping Motor Driver

AMIS−30523
GND ¹
GND ²
3
VCC ⁴
RxD 5
VSPLIT ⁶
DI ⁷
CLK 8
NXT ⁹
10
11
12
13
AMIS−30523
39 _MOTXP
38 MOTXP
37 _GND
36 _GND
35 _MOTXN
34 _MOTXN
33
32 _MOTYN
31 _MOTYN
30 _GND
29 _GND
28 _MOTYP
27 _MOTYP
Figure 2. Pin Out AMIS−30523
Table 1. PIN DESCRIPTION
Name
Pin
Description
GND
1, 2
Ground
/
3
No function (to be left open in normal operation)
VCC
4
CAN Supply voltage
/
5
No function (to be left open in normal operation)
RXD
6
CAN Receive data output; dominant transmitter ³ low output
VSPLIT
7
CAN common−mode stabilization output
DI
8
SPI Data In
CLK
9
SPI Clock Input
NXT
10
Next micro−step input
/
11 .. 16 No function (to be left open in normal operation)
DIR
17
Direction input
ERRB
18
Error output (open drain)
SLA
19
Speed load angle output
CPN
20
Negative connection of charge pump capacitor
CPP
21
Positive connection of charge pump capacitor
VCP
22
Charge pump filter−capacitor
CLR
23
“Clear” = chip reset input
CSB
24
SPI chip select input
VBB
25, 26 High voltage supply Input
MOTYP
27, 28 Negative end of phase Y coil output
GND
29, 30 Ground, heat sink
Type
Supply
Supply
Digital Output
Supply
Digital Input
Digital Input
Digital Input
Digital Input
Digital Output
Analog Output
High Voltage
High Voltage
High Voltage
Digital Input
Digital Input
Supply
Driver Output
Supply
Equivalent Schematic
Type 2
Type 2
Type 2
Type 2
Type 4
Type 5
Type 1
Type 2
Type 3
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