Texas Instruments ADS5263EVM User Manual Download

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User

s Guide

SLAU344

–

May 2011

ADS5263EVM Evaluation Module

This user

’

s guide gives an overview of the ADS5263EVM and describes how the evaluation module can

be used to evaluate the performance, functions, and features of the ADS5263 device.

Contents

Quick Look at the Evaluation Setup

......................................................................................

EVM Circuit Description

....................................................................................................

2.1

Power

................................................................................................................

2.2

Clock Input

..........................................................................................................

2.3

Analog Input

........................................................................................................

2.4

Onboard Band-Pass Filter in THS Path

.........................................................................

ADS5263EVM GUI

.........................................................................................................

3.1

Installing the EVM GUI

............................................................................................

3.2

GUI Features

.......................................................................................................

TSW1250 GUI

.............................................................................................................

4.1

Verify the Setup

...................................................................................................

4.2

Verify the Ramp Test Pattern

...................................................................................

4.3

Verify With a Sine Wave Analog Input

.........................................................................

ADS5263EVM Schematics and Test Points

...........................................................................

5.1

List of Test Points

................................................................................................

ADS5263EVM PCB Layout

..............................................................................................

Bill of Materials

.............................................................................................................

List of Figures

Evaluation Setup

............................................................................................................

AD5263 Sine Wave Clocking Using Transformer

......................................................................

ADS5263 Clocking Using a LVPECL Buffer

.............................................................................

Input Drive Circuit

–

Using Transformers

................................................................................

Input Drive Circuit

–

Using THS770006 Amplifier

......................................................................

Band-Pass Filter

............................................................................................................

ADS5263 GUI

...............................................................................................................

ADS5263 GUI

..............................................................................................................

EVM and TSW Card Connections

.......................................................................................

Initializing the ADS5263GUI

.............................................................................................

Successful Interface Between TSW Card and Computer

............................................................

Enabling Ramp Test Pattern in the ADS5263 GUI

...................................................................

Verifying With Ramp Test Pattern

.......................................................................................

Sine Wave Data Capture

.................................................................................................

Spectrum of Captured Data

..............................................................................................

ADS5263EVM Top Layer Assembly Drawing

–

Top View

...........................................................

ADS5263EVM Bottom Layer Assembly Drawing

–

Bottom View

...................................................

ADS5263EVM Top Layer Copper

–

Top View

........................................................................

ADS5263EVM Internal Layer 1, Ground

–

Top View

.................................................................

ADS5263EVM Internal Layer 2, Power

–

Top View

..................................................................

SLAU344

–

May 2011

ADS5263EVM Evaluation Module

Submit Documentation Feedback

2011, Texas Instruments Incorporated

Summary of Contents for ADS5263EVM

Page 1: ... Figures 1 Evaluation Setup 2 2 AD5263 Sine Wave Clocking Using Transformer 3 3 ADS5263 Clocking Using a LVPECL Buffer 4 4 Input Drive Circuit Using Transformers 4 5 Input Drive Circuit Using THS770006 Amplifier 5 6 Band Pass Filter 6 7 ADS5263 GUI 9 8 ADS5263 GUI 10 9 EVM and TSW Card Connections 11 10 Initializing the ADS5263GUI 12 11 Successful Interface Between TSW Card and Computer 13 12 Enab...

Page 2: ...w1250evm html Equipment Signal generators with low phase noise must be used as source of input signal and clock in order to get the desired performance Additionally band pass filters are required in both the signal and clock paths to attenuate the harmonics and noise from the generators Power Supply A single 5 V supply powers the EVM The supplies for the ADS5263 device are derived from the 5 V sup...

Page 3: ... an impedance ratio of 4 so the voltage applied on J31 is stepped up by a factor of 2 The clock input must be from a clean low jitter source such as SMA100A or 8644B and filtered by a narrow band pass filter Taking into account the attenuation of the filter the clock amplitude must be set appropriately to get about 1 5 V peak to peak at the clock pins of the ADS5263 The clock source is commonly sy...

Page 4: ... 14 bit ADC Each channel can be configured to use either a transformer coupled input or a TH77006 amplifier input from a single ended source As a result two input configurations exist detailed in Table 1 Figure 4 Input Drive Circuit Using Transformers 4 ADS5263EVM Evaluation Module SLAU344 May 2011 Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 5: ...Drive Type 16 Bit ADC 14 Bit ADC 16 Bit ADC 14 Bit ADC R80 R81 Open R98 R99 Open R169 R170 Open R171 R172 Open Transformer R169 R170 0 Ω R171 R172 0 Ω R35 R153 0 Ω R154 R155 0 Ω R35 R153 Open R154 R155 Open R80 R81 0 Ω R98 R99 0 Ω THS770006 This option is not supported This option is not supported R169 R170 Open R171 R172 Open Chan 3A Chan 3B Chan 4A Chan 4B Drive Type 16 Bit ADC 14 Bit ADC 16 Bit...

Page 6: ...ugging in the USB cable for the first time Unzip the installer file and run the setup exe file Step 2 Connect the USB cable from the PC to the EVM If the USB driver has not been previously installed in the PC then a Windows message Found New Hardware appears Proceed to Step 3 to complete the installation If the message does not appear then skip Step 3 Step 3 Completing the USB Driver Installation ...

Page 7: ...t driver in these locations and enter the file path C Program Files Texas Instruments CDM 2 04 06 WHQL Certified in the combo box or browse to it by clicking the Browse button Once the file path has been entered in the box click Next to proceed 7 SLAU344 May 2011 ADS5263EVM Evaluation Module Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 8: ...ignore file signature warnings no message appears 3 2 GUI Features Once it is launched the ADS5263 GUI comes up in the state shown in the following illustration The ADS5263 has many programmable registers to control various modes In the GUI registers with similar functions are grouped into separate tabs such as Top level Interface Dig Sig Proc 8 ADS5263EVM Evaluation Module SLAU344 May 2011 Submit...

Page 9: ... the hexadecimal values for the register address and register data The command sequence can be used to record and store a sequence of register writes into a text file The next time after a device reset the text file can be simply played back The GUI configures the device with the registers stored in the text file 9 SLAU344 May 2011 ADS5263EVM Evaluation Module Submit Documentation Feedback Copyrig...

Page 10: ... with TSW1250 it may be an earlier revision that does not support the ADS5263 device Follow the steps outlined in the relevant section of the TSW1250EVM user s guide to first uninstall and then re install the latest TSW1250 version 4 1 Verify the Setup Perform the following steps before launching the TSW1250 GUI Connect the TSW1250 card to the ADS5263EVM Connect the power supplies to both cards an...

Page 11: ...e the device First reset the device by clicking the Self reset button this is a self clearing bit that resets the device and clears itself to zero Put device in 2 wire modes 11 SLAU344 May 2011 ADS5263EVM Evaluation Module Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 12: ...indicates that the TSW card is able to correctly detect the bit clock output from the ADS EVM Launch the TSW GUI at this point the TSW GUI communicates with the EVM and once proper communication is established a message is displayed at the bottom left of the GUI This completes the setup verification 12 ADS5263EVM Evaluation Module SLAU344 May 2011 Submit Documentation Feedback Copyright 2011 Texas...

Page 13: ...e the TSW GUI with the following settings Select the device Choose the channel Enter the ADC sample rate For example 100M for 100 MSPS sample rate Using the ADS5263 GUI enable the Ramp Test Pattern mode 13 SLAU344 May 2011 ADS5263EVM Evaluation Module Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 14: ... unwrap waveform button Graph shows the captured time domain data It Must be a clean digital ramp that increases from code 0 to code 65535 from one sample to the next Note that the starting code in the capture graph is not fixed and can be anywhere from 0 to 65535 14 ADS5263EVM Evaluation Module SLAU344 May 2011 Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 15: ...ncy being applied For example 3M for 3 MHz input frequency choose the desired channel Set the frequency in the signal generator to the value displayed in the field ADC Input Coherent frequency and connect the generator output to the desired channel This makes the input signal coherent with respect to the sampling clock which is required for FFT analysis Now press the Capture button and check the o...

Page 16: ...ture Frequency Domain Select the Single tone FFT tab in the GUI The fft graph shows the spectrum of the captured sine wave data 16 ADS5263EVM Evaluation Module SLAU344 May 2011 Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 17: ... 1 5V common mode output TP12 SDATA Serial interface data input TP13 SCLK Serial interface clock input TP14 CSZ Serial interface enable input TP15 ADCRESETZ Reset input TP16 PD Power down control input 6 ADS5263EVM PCB Layout The following figures Figure 16 through Figure 21 show the design of the ADS5263EVM printed circuit board PCB dimensions L x W 5 x 6 inches four layers and 0 5 oz copper on o...

Page 18: ...3EVM PCB Layout www ti com Figure 16 ADS5263EVM Top Layer Assembly Drawing Top View 18 ADS5263EVM Evaluation Module SLAU344 May 2011 Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 19: ...m ADS5263EVM PCB Layout Figure 17 ADS5263EVM Bottom Layer Assembly Drawing Bottom View 19 SLAU344 May 2011 ADS5263EVM Evaluation Module Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 20: ...DS5263EVM PCB Layout www ti com Figure 18 ADS5263EVM Top Layer Copper Top View 20 ADS5263EVM Evaluation Module SLAU344 May 2011 Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 21: ...i com ADS5263EVM PCB Layout Figure 19 ADS5263EVM Internal Layer 1 Ground Top View 21 SLAU344 May 2011 ADS5263EVM Evaluation Module Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 22: ...263EVM PCB Layout www ti com Figure 20 ADS5263EVM Internal Layer 2 Power Top View 22 ADS5263EVM Evaluation Module SLAU344 May 2011 Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 23: ... ti com ADS5263EVM PCB Layout Figure 21 ADS5263EVM Bottom Layer Copper Top View 23 SLAU344 May 2011 ADS5263EVM Evaluation Module Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 24: ...2 2 R4 R78 56 2K Panasonic ECG ERJ 3EKF5622V RES 56 2K OHM 1 10W 1 0603 SMD 1 R6 50 Ω Panasonic ERJ 3EKF49R9V RES 49 9 OHM 1 10W 1 0603 SMD 8 R36 R37 R38 R39 R40 R41 R42 R43 25 Ω Panasonic ERJ 3EKF24R9V RES 24 9 OHM 1 10W 1 0603 SMD 2 R45 R48 100 Panasonic ERJ 3EKF1000V RES 100 OHM 1 10W 1 0603 SMD 1 R46 10 Ω Panasonic ERJ 3EKF10R0V RES 10 0 OHM 1 10W 1 0603 SMD 2 R53 R56 10K Panasonic ERJ 3EKF100...

Page 25: ...acturer Part Number Description 4 STANDOFF HEX M3 THR ALUM 18MM Digi Key 24436K ND STANDOFF HEX M3 THR ALUM 18MM 4 SCREW STEEL M3 THR 6MM Digi Key 29311K ND SCREW STEEL M3 THR 6MM 25 SLAU344 May 2011 ADS5263EVM Evaluation Module Submit Documentation Feedback Copyright 2011 Texas Instruments Incorporated ...

Page 26: ...nfig THS770006 based drive on all 4 channels Channel IN1A IN2A IN3A IN4A Title Size Rev Date Sheet of EDGE No ECR No EVM CONFIGURATION A ADS5263EVM A 1 8 Tuesday May 03 2011 2115370 6526733 Title Size Rev Date Sheet of EDGE No ECR No EVM CONFIGURATION A ADS5263EVM A 1 8 Tuesday May 03 2011 2115370 6526733 Title Size Rev Date Sheet of EDGE No ECR No EVM CONFIGURATION A ADS5263EVM A 1 8 Tuesday May ...

Page 27: ...R77 56K D2 MBRB2515L D2 MBRB2515L 1 3 4 R152 56K R152 56K C25 10UF 6 3V C25 10UF 6 3V 1 2 C41 0 1uF 16V C41 0 1uF 16V C1 10UF 6 3V C1 10UF 6 3V 1 2 C26 1uF 16V C26 1uF 16V U10 TPS73201 SOT23 U10 TPS73201 SOT23 EN 3 IN 1 GND 2 OUT 5 NC FB 4 C5 10UF 6 3V C5 10UF 6 3V 1 2 C40 1uF 6 3V C40 1uF 6 3V 1 2 C6 1uF 6 3V C6 1uF 6 3V 1 2 C30 1uF 16V C30 1uF 16V C2 1uF 6 3V C2 1uF 6 3V 1 2 U12 TPS77533D U12 TP...

Page 28: ...4 OUT1P 15 OUT1M 16 OUT2P 17 OUT2M 18 OUT3P 19 OUT3M 20 OUT4P 21 OUT4M 22 ADCLKP 23 ADCLKM 24 LCLKP 25 LCLKM 26 OUT5P 27 OUT5M 28 OUT6P 29 OUT6M 30 OUT7P 31 OUT7M 32 OUT8M 34 OUT8P 33 LVDD 35 LGND 36 AGND 37 AGND 40 AGND 43 AGND 46 IN4A_M 48 IN4A_P 47 IN4B_M 45 IN4B_P 44 IN3A_M 42 IN3A_P 41 IN3B_M 39 IN3B_P 38 SYNC 49 AVDD 50 ISET 51 NC 52 VCM 53 REFB 54 REFT 55 INT EXTZ 56 AVDD 57 CLKP 58 CLKM 59...

Page 29: ... 4 8 Tuesday May 03 2011 2115370 6526733 T15 TC4 1W T15 TC4 1W 6 5 4 1 2 3 C124 1uF 16V C124 1uF 16V 1 2 130 ohm 130 ohm 1 2 R48 100 1 10W 1 R48 100 1 10W 1 M S A D E N J33 SMA M S A D E N J33 SMA 1 5 2 3 4 0 ohm 0 ohm 1 2 C126 1uF 16V C126 1uF 16V 82 ohm 82 ohm 1 2 C59 1uF 16V C59 1uF 16V 1 2 U21 CDCLVP1102 U21 CDCLVP1102 GND 1 NC1 2 NC2 3 NC3 4 VAC_REF 8 INN 7 INP 6 VCC 5 OUTP1 11 OUTN0 10 OUTP0...

Page 30: ...3 R190 0 OHM R190 0 OHM 1 2 R189 0 OHM R189 0 OHM 1 2 TP12 TP12 L7 1K 100MHZ L7 1K 100MHZ 1 2 TP14 TP14 R191 0 OHM R191 0 OHM 1 2 TP15 TP15 J13 USB_MINI_AB USB J13 USB_MINI_AB USB VBUS 1 D 2 D 3 ID 4 GND 5 GND1 6 GND2 7 GND3 8 GND4 9 TP19 TP19 C150 47pF C150 47pF C149 10nF C149 10nF C151 4 7uF 20V C151 4 7uF 20V C154 1uF C154 1uF R192 0 OHM R192 0 OHM 1 2 C153 47pF C153 47pF R188 0 OHM R188 0 OHM ...

Page 31: ... 1uF C79 1uF 1 2 R70 15 ohm R70 15 ohm R88 250 ohm R88 250 ohm C68 0 1 Uf C68 0 1 Uf 1 2 R95 200 ohm R95 200 ohm C85 1uF C85 1uF 1 2 L4 L4 1 2 R99 R99 L15 10 nH L15 10 nH 1 2 L12 0 Ohm L12 0 Ohm 1 2 R84 R84 L9 0 Ohm L9 0 Ohm 1 2 L10 L10 1 2 R96 15 ohm R96 15 ohm R55 R55 R75 200 ohm R75 200 ohm R98 R98 R92 0 ohm R92 0 ohm R87 250 ohm R87 250 ohm R80 R80 R171 0 ohm R171 0 ohm U17 THS770006 U17 THS77...

Page 32: ... ohm R139 0 ohm R139 0 ohm L29 L29 1 2 L18 0 Ohms L18 0 Ohms 1 2 C98 C98 1 2 C120 C120 1 2 M S A D E N J29 SMA M S A D E N J29 SMA 1 5 2 3 4 C97 C97 1 2 R119 0 ohm R119 0 ohm C109 C109 1 2 C113 C113 1 2 C119 1uF C119 1uF 1 2 R173 R173 C116 1uF C116 1uF 1 2 R175 0 ohm R175 0 ohm L24 L24 1 2 R111 R111 R106 R106 C104 C104 1 2 C94 1uF C94 1uF 1 2 R133 0 ohm R133 0 ohm R174 R174 R110 R110 C103 C103 1 2...

Page 33: ...1 R38 25 ohm R38 25 ohm M S A D E N J19 SMA M S A D E N J19 SMA 1 5 2 3 4 C51 220 pF C51 220 pF 1 2 R67 12 4 Ohm R67 12 4 Ohm R36 25 ohm R36 25 ohm R168 0 ohm R168 0 ohm C58 220 pF C58 220 pF 1 2 R35 0 ohm R35 0 ohm R60 12 4 Ohm R60 12 4 Ohm L32 56 nH L32 56 nH 1 2 T33 WBC1 1 T33 WBC1 1 6 5 4 3 2 1 R59 12 4 Ohm R59 12 4 Ohm R61 12 4 Ohm R61 12 4 Ohm M S A D E N J17 SMA M S A D E N J17 SMA 1 5 2 3 ...

Page 34: ...uct 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 engineer or visit www ti com esh No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine process or combination in which such TI products or...

Page 35: ...horized 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 or death unless officers of the parties have executed an agreement specifically governing such use Buyers represent that they have all necessary expertise in the safety and regulatory ramifications of their applications and acknowledge ...

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