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ti

12500 TI Boulevard.  Dallas, Texas 75243

Title:

SHEET:

OF:

FILE:

SIZE:

DATE:

REV:

9-Sep-2010 

Drawn By:

Engineer:

Revision History

REV

ECN Number

Approved

Sheet 1_b

DOCUMENTCONTROL #

ADS1675REF

B

6497434

4

2

+VCC

C14

NI

R15

249

C37

0.1uF

C38

10uF

R19

10

R13

249

R20

10

R12

0

R10

249

R7

NI

R6

NI

+5VA

C1

1uF

C17

750pF

R5

0

R9

249

C12

NI

J3

J1

R1
NI

R2
NI

+IN

-IN

5

4

1

8

Vin-

Vin+

VOUT-

VOUT+

V

s

-

6

V

s

+

3

P

D

*

7

2

COM

U3

THS4503ID

C5

1uF

R16

NI

R14

NI

+VCC

+VCC

R4
NI

C6
NI

C8

NI

R3

NI

R8

NI

R11
NI

RCM

R17

0

R18

0

VIN

2

GND

4

OUT

6

TRIM

5

TEMP

3

DNC

1

N/C

7

DNC

8

U1

REF5025ID

R44
80.5

C3

1uF

AINN

AINP

C11

0.1uF

C9

10uF

JP1

C39

0.1uF

C40

10uF

-VCC

RCM

RCM

C72

NI

Vs-

Vs-

Содержание ADS1675REF

Страница 1: ...iagram and bill of materials are included The following related documents are available through the Texas Instruments web site at http www ti com except where indicated Related Documents Device Litera...

Страница 2: ...n 13 11 Low Latency or Wide Bandwidth Digital Filter 13 12 Six Default Data Rates for LVDS 14 13 Four Default Data Rates for CMOS 14 14 MultiFFT Test Plug In Example 14 15 CMOS Mode with Wide Bandwidt...

Страница 3: ...tal Converter Evaluation Software User s Guide literature number SBAU128 available for download from the TI web site This manual covers the operation of both the ADS1675REF and the ADS1675REF Plug in...

Страница 4: ...current limiting capabilities for example a 40mA limit for 9V and 4V and 400mA limit for VA Power must be supplied through jumpers J2 J4 J5 and J9 top side of the REF board and port P1 on the XEM3010...

Страница 5: ...guring the XEM3010 board 3 5 XEM3010 Board 5V Supply To obtain the best THD performance the ADS1675 requires an independent 5V supply to power the XEM3010 board This voltage is applied to P1 on the XE...

Страница 6: ...V reference source via a REF5030 U2 and OPA211A U5 to provide a high quality reference voltage for ADS1675 The REF5030 U2 generates the 3 0V reference signal The output of the REF5030 is heavily filte...

Страница 7: ...m C20 10 F m C19 0 1 F m R21 1kW R22 49 9W R25 100W OPA211AIDGK C22 0 15 F m C30 0 1 F m www ti com Reference Voltage Figure 2 shows the ADS1675REF reference circuit Figure 2 ADS1675REF Reference Cir...

Страница 8: ...lation process Step 5 Ensure the XEM3010 board is firmly seated onto the mating connectors found on the ADS1675REF board Step 6 Apply power to the ADS1675REF board as described in Section 7 2 note tha...

Страница 9: ...writing but may not exactly correspond to future releases ADCPro uses a series of software plug ins to communicate with the ADS1675REF The ADS1675REF plug in is included in the ADS1675REF package The...

Страница 10: ...atus area that indicate this action such as Connected as Figure 5 illustrates Figure 5 ADS1675REF Plug in Status Information Display Window Step 4 Apply power to the REF board and connect the board to...

Страница 11: ...ion Figure 6 XEM3010 Driver Installation Screen 1 Figure 7 XEM3010 Driver Installation Screen 2 11 SBAU162A December 2009 Revised September 2010 ADS1675REF Submit Documentation Feedback Copyright 2009...

Страница 12: ...7 Windows will display the installation wizard a second time Again accept the default settings Step 8 The status area displays a connected message The software is now ready to use The Found New Drive...

Страница 13: ...S1675REF settings when you are not acquiring data During acquisition all controls are disabled and settings may not be changed When you change a setting on the ADS1675REF plug in the setting is immedi...

Страница 14: ...Data Rates for CMOS Choose a test to run from the Test menu In the example shown in Figure 14 the MultiFFT test was chosen Figure 14 MultiFFT Test Plug In Example 14 ADS1675REF SBAU162A December 2009...

Страница 15: ...h the ADS1672REF and ADCPro 7 5 Troubleshooting If ADCPro stops responding while the ADS1675REF is connected try unplugging the power supply from the REF making sure to unload and reload the plug in b...

Страница 16: ...603 Ceramic 50V C0G 5 TDK C1608C0G1H102J 13 2 47mF C64 C65 1206 Ceramic 10V X5R 20 Taiyo Yuden LMK316BJ476ML T 14 1 4 7pF C73 0603 Ceramic 50V C0G 5 TDK C1608C0G1H4R7C 15 2 D1 D2 LED 565nm Grn Diff 06...

Страница 17: ...C Prec V REF 2 5V LN 8 SOIC TI REF5025ID 41 1 U2 IC Prec V REF 3 0V LN 8 SOIC TI REF5030AID 42 1 U3 IC Op Amp Diff 300MHz SGL 8SOIC TI THS4503ID 43 1 U4 IC ADC 24 Bit 4MSPS 64 TQFP TI ADS1675IPAG IC O...

Страница 18: ...gure 16 to show Revision B of the board 17 Changed schematics to reflect Revision B of the board 17 NOTE Page numbers for previous revisions may differ from page numbers in the current version 18 Revi...

Страница 19: ...14 NI R15 249 C37 0 1uF C38 10uF R19 10 R13 249 R20 10 R12 0 R10 249 R7 NI R6 NI 5VA C1 1uF C17 750pF R5 0 R9 249 C12 NI J3 J1 R1 NI R2 NI IN IN 5 4 1 8 Vin Vin VOUT VOUT Vs 6 Vs 3 PD 7 2 COM U3 THS45...

Страница 20: ...TRIM 5 TEMP 3 DNC 1 N C 7 DNC 8 U2 REF5030AID OTRA DRDY DRDY DOUT DOUT SCLK SCLK CS START AVDD 1 AGND 2 AGND 3 AINN 4 AINP 5 AGND 6 AVDD 7 RBIAS 8 AGND 9 AGND 10 AVDD 11 AVDD 12 VCM 13 DGND 14 DGND 1...

Страница 21: ...17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 J7 DRDY...

Страница 22: ...product This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application engi...

Страница 23: ...h statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury...

Страница 24: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments ADS1675REF...

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