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DIN

DOUT

SCLK

DRDY

CS

SYNC/RESET

1.00k

R1

1.00k

R2

P

1.00k

R18

DN

P

1.00k

R17

DN

8.192MHz

2.048MHz

ADC_DIGITAL.CLK

GND

GND

GND

1

AVDD

2

AGND

3

AIN0P

4

AIN0N

5

AIN1N

6

AIN1P

7

AIN2P

8

AIN2N

9

AIN3N
AIN3P

10

11

SYNC/RESET

CS

12

13

DRDY

SCLK

14

DOUT

15

DIN

16

CLKIN

17

VCAP

18

DGND

19

DVDD

ADS131M04IPWT

20

U2

100k

R26

ADC_DIGITAL

GND

GND

GND

100k

R25

AVDD

3V3_LP

VIN

1

2

GND

EN

3

4

N/C

5

VOUT

LP5907MFX-3.3/NOPB

U1

1.00k

R3

1.00k

R4

P

1.00k

R20

DN

P

1.00k

R19

DN

1.00k

R5

1.00k

R6

P

1.00k

R22

DN

R21

P

1.00k

DN

1.00k

R7

1.00k

R8

R24

P

1.00k

DN

P

1.00k

R23

DN

0

R28

0

R29

0

R30

0

R31

0

R32

0

R33

1
2
3

J1

1
2
3

J2

1
2
3

J3

1
2
3

J4

1
2

JP8

/LDO_EN

DNP

1
2

JP5

/OSC_EN

DNP

1

2

3

4

5

6

JP2

1

2

3

4

5

6

JP3

1

2

3

4

5

6

JP4

1

2

3

4

5

6

JP1

1
2
3

JP9

0.1uF

C18

0.1uF

C15

49.9

R9

49.9

R10

49.9

R11

49.9

R12

49.9

R13

49.9

R14

49.9

R15

49.9

R16

4.096MHz

GND

GND

GND

DVDD

3V3_LDO

DVDD

ADC_DIGITAL.CLK
ADC_DIGITAL.SYNC/RESET
ADC_DIGITAL.CS
ADC_DIGITAL.DRDY

VDD

4

OE

1

GND

2

3

Y1

8.192MHz

CLOCK OUT

Digital Interface

5V -> 3V3 Analog LDO

Clock Tree

Analog Inputs

ADS131M04

0.1uF

C19

EVM_RAW_5V

TP3 TP4 TP5 TP6

GND

10pF

C20

GND

1uF

C14

0.1uF

C22

0.1uF

C21

1uF

C17

1uF

C16

1uF

C13

TP2

TP1

0.01uF

DNP

C1

1000pF

C9

0.01uF

DNP

C2

0.01uF

DNP

C3

0.01uF

DNP

C4

0.01uF

DNP

C5

0.01uF

DNP

C6

0.01uF

DNP

C7

0.01uF

DNP

C8

10.0

R27

1000pF

C11

1000pF

C12

1000pF

C10

DVDD

100k

R34

100k

R35

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

GND

1

1CLK

1D

2

7

1Q

U3A

5

2CLK

6

2D

3

2Q

U3B

8

VCC

GND

4

U3C

1

1

3

3

5

5

7

7

9

9

11

11

13

13

15

15

17

17

19

19

21

21

23

23

25

25

27

27

29

29

31

31

33

33

35

35

37

37

39

39

41

41

43

43

45

45

47

47

49

49

51

51

53

53

55

55

57

57

59

59

2

2

4

4

6

6

8

8

10

10

12

12

14

14

16

16

18

18

20

20

22

22

24

24

26

26

28

28

30

30

32

32

34

34

36

36

38

38

40

40

42

42

44

44

46

46

48

48

50

50

52

52

54

54

56

56

58

58

60

60

MP1

GND

MP2

GND

GND

MP3
MP4

GND

J5

A0

1

A1

2

A2

3

VSS

4

SDA

5

SCL

6

WP

7

8

VCC

U4

BR24G32FVT-3AGE2

ADC_DIGITAL.SCLK

ADC_DIGITAL.DOUT

ADC_DIGITAL.DIN

ADC_DIGITAL.SYNC/RESET

ADC_DIGITAL.CS

ADC_DIGITAL.DRDY

GND

GND

EVM_ID_SDA
EVM_ID_SCL

EVM_RAW_5V

0

R39

EVM_ID_PWR

EVM_ID_PWR

EVM_ID_PWR

GND

EVM_ID_SCL

EVM_ID_SDA

EVM_ID_PWR

10k

R40

GND

GND

GND

0

R38

EVM_DVDD

EVM_DVDD

GND

10uF

C23

10uF

C24

GND

ADC_DIGITAL.SCLK

10uF

DNP

C25

5V_LP

10uF

DNP

C26

GND

GND

ADC_DIGITAL.DIN

ADC_DIGITAL.DOUT

0.1

R37

0.1

R36

DVDD

AVDD

0.1uF

C28

0.1uF

C27

3V3_LP

TP7

A+

DNP

TP8

A-

DNP

DNP

TP9

D+

TP10

D-

DNP

0

R42

DNP

0

R41

DNP

EVM_DVDD

EVM_RAW_5V

ADC_DIGITAL.CLK

1
2
3
4
5
6
7
8

J6

GND

GND

GND

ADC_DIGITAL.DOUT

ADC_DIGITAL.DRDY

ADC_DIGITAL.SCLK

ADC_DIGITAL.CS

ADC_DIGITAL.CLK

ADC_DIGITAL.DIN

ADC_DIGITAL.SYNC/RESET

1

2

3

4

5

6

JP6

0

R43

0

R44

DNP

0

R45

0

R46

1
3
5

2
4
6

7
9

10

8

12

11

14

13

16

15

18

17

20

19

J8

DNP

1
3
5

2
4
6

7
9

10

8

12

11

14

13

16

15

18

17

20

19

J7

DNP

1
2

JP7

EEPROM_EN

www.ti.com

ADS131M04EVM Bill of Materials, PCB Layout, and Schematic

27

SBAU332A – March 2019 – Revised June 2019

Submit Documentation Feedback

Copyright © 2019, Texas Instruments Incorporated

ADS131M04 Evaluation Module

Figure 24. ADS131M04EVM Main Schematic

Содержание ADS131M04

Страница 1: ...wide dynamic range and internal calibration features making the device excellent for energy metering power quality protection relay and circuit breaker applications The ADS131M04EVM eases the evaluati...

Страница 2: ...Wizard Prompts 12 8 LabVIEW Run Time Engine Installation 13 9 ADS131M04EVM GUI Folder Post Installation 14 10 ADS131M04EVM Hardware Setup and LED Indicators 14 11 Launch the EVM GUI Software 15 12 EV...

Страница 3: ...2019 Texas Instruments Incorporated ADS131M04 Evaluation Module Trademarks LaunchPad BoosterPack are trademarks of Texas Instruments Windows is a registered trademark of Microsoft LabVIEW is a tradema...

Страница 4: ...VM board 1 1 ADS131M04EVM Kit The ADS131M04 evaluation module kit includes the following features Hardware and software required for diagnostic testing as well as accurate performance evaluation of th...

Страница 5: ...can be applied to J1 pins 1 and 3 For single ended inputs install a jumper on either JP1 1 2 or JP1 5 6 to connect an input to the EVM ground If the external voltage is applied through a series resist...

Страница 6: ...and Headers PCB Table 2 Analog Input Terminal Blocks J1 J4 Terminal Block Pin Function ADS131M04 Input Pin J1 1 Channel 0 positive input AIN0P 2 EVM ground AGND and DGND 3 Channel 0 negative input AIN...

Страница 7: ...xide semiconductor CMOS crystal oscillator Y1 provides the nominal 8 192 MHz clock frequency used in the high resolution HR mode of the device Two D flip flops U3 divide the Y1 clock output to produce...

Страница 8: ...PI communication are supported Functions not supported are disabled in the EVM GUI software For more information about the SPI communication see the ADS131M04 data sheet 3 2 Connection to the PHI The...

Страница 9: ...Pin SYNC RESET J6 1 DIN J6 2 CLK J6 3 CS J6 4 SCLK J6 5 DRDY J6 6 DOUT J6 7 GND J6 8 3 4 LaunchPad Connectors On the bottom side of the ADS131M04EVM board is a set of unpopulated surface mount connec...

Страница 10: ...er supply for each active component on the EVM is bypassed with a ceramic capacitor placed close to that component Additionally the EVM layout uses thick traces or large copper fill areas where possib...

Страница 11: ...er The default settings as listed in Table 8 includes no jumpers installed at JP5 JP7 and JP8 When installed JP5 disables the onboard oscillator JP7 enables the EEPROM for write and JP8 disables the l...

Страница 12: ...Module Accept the license agreements and follow the on screen instructions shown in Figure 6 to complete the installation Figure 6 ADS131M04 Software Installation Prompts As a part of the ADS131M04EVM...

Страница 13: ...luation Module NOTE A notice may appear on the screen stating that Windows cannot verify the publisher of this driver software Select Install this driver software anyway The ADS131M04EVM requires the...

Страница 14: ...tion The following instructions are a step by step guide to connecting the ADS131M04EVM to the computer and evaluating the performance of the ADS131M04 1 Connect the ADS131M04EVM to the PHI Install th...

Страница 15: ...AU332A March 2019 Revised June 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated ADS131M04 Evaluation Module 3 Figure 11 shows how to launch the ADS131M04EVM GUI softwar...

Страница 16: ...s page shows a histogram of the collected data and displays basic statistics of the result The Single Commands section allows for direct control of the device for three basic functions First the Reset...

Страница 17: ...e On power up the values on this page correspond to the Host Configuration Settings that enable ADC sampling at the maximum sampling rate specified for the ADC The register values can be edited by dou...

Страница 18: ...h the ADC or drive circuits The user can trigger a capture of the data of the selected number of samples from the ADS131M04EVM as per the current interface mode settings indicated in Figure 14 by usin...

Страница 19: ...ADC through single tone sinusoidal signal FFT analysis using the 7 term Blackman Harris window setting Figure 15 Spectral Analysis Tool The FFT tool includes windowing options that are required to mit...

Страница 20: ...g from noise generated by the various sources connected to the ADC when measuring a DC signal The cumulative effect of noise coupling to the ADC output from sources such as the input drive circuits th...

Страница 21: ...106K3RACTU Kemet H1 H2 2 Machine Screw Pan PHILLIPS M3 RM3X4MM 2701 APM HEXSEAL H3 H4 2 ROUND STANDOFF M3 STEEL 5MM 9774050360R Wurth Elektronik H5 H6 H7 H8 4 Bumpon Hemisphere 0 44 X 0 20 Clear Trans...

Страница 22: ...or Solutions TP1 TP2 2 Test Point Miniature SMT Testpoint Keystone Miniature 5015 Keystone TP3 TP4 TP5 TP6 4 Terminal Turret TH Double Keystone1573 2 1573 2 Keystone U1 1 250 mA Ultra Low Noise Low IQ...

Страница 23: ...luation Module Table 9 ADS131M04EVM Bill of Materials continued Designator Quantity Value Description Package Reference Part Number Manufacturer R17 R18 R19 R20 R21 R22 R23 R24 0 1 00k RES 1 00 k 1 0...

Страница 24: ...ch 2019 Revised June 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated ADS131M04 Evaluation Module 7 2 PCB Layout Figure 17 through Figure 22 illustrate the ADS131M04EVM...

Страница 25: ...B Layout and Schematic 25 SBAU332A March 2019 Revised June 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated ADS131M04 Evaluation Module Figure 20 Ground Layer 2 Figure...

Страница 26: ...m 26 SBAU332A March 2019 Revised June 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated ADS131M04 Evaluation Module 7 3 Schematic Figure 23 and Figure 24 illustrate the...

Страница 27: ...K 1D 2 7 1Q U3A 5 2CLK 6 2D 3 2Q U3B 8 VCC GND 4 U3C 1 1 3 3 5 5 7 7 9 9 11 11 13 13 15 15 17 17 19 19 21 21 23 23 25 25 27 27 29 29 31 31 33 33 35 35 37 37 39 39 41 41 43 43 45 45 47 47 49 49 51 51 5...

Страница 28: ...Feedback Copyright 2019 Texas Instruments Incorporated Revision History Revision History NOTE Page numbers for previous revisions may differ from page numbers in the current version Changes from Orig...

Страница 29: ...ther than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control tec...

Страница 30: ...These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not in...

Страница 31: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Страница 32: ...any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electr...

Страница 33: ...R DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthe...

Страница 34: ...e resources are subject to change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reprod...

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