Datasheet
TMC5041 DATASHEET (Rev. 1.13 / 2017-MAY-16) 8
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2 Pin Assignments
2.1 Package Outline
TMC 5041-LA
QFN48 7mm x 7mm
0.5 pitch
REFL1
CPO
GNDP
TST_MODE
O1A1
VS
O1B1
BR1A
O1A2
VS
O1B2
VCC_IO
PP
O2A2
BR2A
BR2B
VS
O2B2
VS
O2B1
1
INT
SDO
GND
GND
SDI
SCK
CSN
REFR1
REFL2
VSA
GNDA
GND
CPI
CLK
GND
GNDP
REFR2
BR1B
O2A1
2
3
4
5
6
7
8
9
10
11
14
15
16
17
18
19
20
21
22
23
24
36
35
34
33
32
31
30
29
28
27
26
48
47
46
45
44
43
42
41
40
39
38
DRV_ENN
VCP
37
25
-
13
12
-
GND
-
VCC
GND
5VOUT
Figure 2.1 TMC5041 pin assignments.
2.2 Signal Descriptions
Pin
Number
Type
Function
GND
6, 9, 10,
12, 24, 34
GND
Digital ground pin for IO pins and digital circuitry.
VCC_IO
7
3.3V or 5V I/O supply voltage pin for all digital pins.
VSA
30
Analog supply voltage for 5V regulator – typically supplied with
driver supply voltage. An additional 100nF capacitor to GND (GND
plane) is recommended for best performance.
GNDA
31
GND
Analog GND. Tie to GND plane.
5VOUT
32
Output of internal 5V regulator. Attach 2.2µF or larger ceramic
capacitor to GNDA near to pin for best performance. May be used to
supply VCC of chip.