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UM0614

Schematic diagram

 5/8

2 Schematic 

diagram

The schematic diagram of the STEVAL-MKI021V1 demonstration kit is shown in 

Figure 4

.

Figure 4.

Schematic diagram for the STEVAL-MKI021V1

1

2

Po

w

er_

Su

pp

ly

J1

8

8

7

7

6

6

5

5

2

2

3

3

4

4

1

1

LE

33

U2

2.

2

u

F

C1

10

0n

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1

2

3

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33

U1

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1

2

3

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3

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1

1

V-

1

2

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1

3

VC

C

4

V+

2

5

V-

2

6

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U

T

2

7

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UT

3

8

V-

3

9

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3

10

GN

D

11

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4

12

V-

4

1

3

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UT4

14

T

S

92

4

U

3

Vo

u

tX

Vo

u

tY

Vo

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tZ

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Z

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2

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r

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ffered

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or

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el

f T

e

s

t

P

o

we

r D

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wn

4.

7n

F

Cy

4.

7nF

Cz

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C4

+

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1

NC

14

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1

3

NC

12

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u

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11

NC

10

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tZ

9

NC

8

NC

7

GND

6

PD

5

S

T

4

NC

3

R

s

vd

2

Vdd

16

R

s

vd

15

LI

S3

3

1A

L

U4

AM0

3

2

8

4v1

www.BDTIC.com/ST

Summary of Contents for LIS331AL

Page 1: ...celerometer It includes a sensing element and an IC interface capable of taking information from the sensing element and providing an analog signal to an external application In addition to the MEMS s...

Page 2: ...kit and the layout of the board are shown in Figure 1 and Figure 2 respectively and the full board photo of is provided in Figure 3 Figure 1 Demonstration board block diagram Voltage Regulator MEM S...

Page 3: ...UM0614 Demonstration kit description 3 8 Figure 2 Top silk screen board layout for the STEVAL MKI021V1 Figure 3 STEVAL MKI021V1 board photograph ref1 ref2 ON OFF www BDTIC com ST...

Page 4: ...s and the buffered signals available through two separate connectors J4 sensor output and J3 buffered output Specifically the three channels are made available from the left to right of the board in t...

Page 5: ...2 3 J3 VX VY VZ VOUT1 1 V 1 2 V 1 3 VCC 4 V 2 5 V 2 6 VOUT2 7 VOUT3 8 V 3 9 V 3 10 GND 11 V 4 12 V 4 13 VOUT4 14 TS924 U3 VoutX VoutY VoutZ VX VY VZ 1 2 3 J4 VoutZ VoutY VoutX 1 2 psr J2 Buffered Outp...

Page 6: ...I021V1 demonstration kit is provided in Table 1 Table 1 Bill of material Item Quantity Reference Value 1 2 C2 C4 100 nF 2 1 C1 2 2 F 3 3 Cx Cy Cz 4 7 nF 4 1 C3 10 F 5 4 R1 R2 R3 R4 10 k 6 3 J1 J2 J5 C...

Page 7: ...UM0614 Revision history 7 8 4 Revision history Table 2 Document revision history Date Revision Changes 15 Dec 2008 1 Initial release www BDTIC com ST...

Page 8: ...MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION OR INFRINGEMENT OF ANY PATENT COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT UNLESS EXPRESSLY...

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