TS7003 Demo Board
Contents
1. Silicon Laboratories A Life Support System is any product or system intended to support or sustain life and or health which if it fails can be reasonably expected to result in significant personal injury or death Silicon Laboratories products are generally not intended for military applications Silicon Laboratories products shall under no circumstances be used in weapons of mass destruction including but not limited to nuclear biological or chemical weapons or missiles capable of delivering such weapons Trademark Information Silicon Laboratories Inc Silicon Laboratories Silicon Labs SiLabs and the Silicon Labs logo CMEMS EFM EFM32 EFR Energy Micro Energy Micro logo and combinations thereof the world s most energy friendly microcontrollers Ember amp EZLink amp EZMac EZRadio EZRadioPRO DSPLL ISOmodem 6G Precision328 ProSLICG SIPHYG USBXpress and others are trademarks or registered trademarks of Silicon Laboratories Inc ARM CORTEX Cortex M3 and THUMB are trademarks or registered trademarks of ARM Holdings Keil is a registered trademark of ARM Limited All other products or brand names mentioned herein are trademarks of their respective holders Silicon Laboratories Inc 400 West Cesar Chavez Austin TX 78701 USA SILICON LABS2. Tow em 187003 External Power Supply J1 T Figure 5 TS7003 Evaluation Board Circuit TS7003 EVB Rev 1 0 SCLK C9 2 2nF Page 5 197003 Demo Board ICON LABS External Power Supplies TS7003DB w Nano River Tech ViperBoard rower ee TEL 3 6V to pin 12 Supply Current Measurement eV Table 1 J1 J2 and X1 connections 34 pin ribbon cable DESIGNATION DESCRIPTION C4 C10 C11 3 0 1uF 10 capacitor 0603 10uF 10 capacitor SMD6032 4 7uF 10 capacitor SMD6032 100pF 10 capacitor 0603 2 2nF 10 C12 C13 C5 C6 C8 H1 R3 R4 R7 R9 H10 R13 R17 bloc 34 pin header U2 1 74ALVC164245 translating transceiver TS7003 Table 2 Component list capacitor 0603 0O 1 0402 1500 1 0603 1kO 1 a Page 6 TS7003 EVB Rev 1 0 Touchstone SEMICONDUCTOR 408 383 9363 T57003 DEMO BOARD J1 m Mi GND 3 3V CRIT Vul e fal HELL m mi DI ajsa External HE MN E m Ic a Ems A0 Cw es eles re A1 a Eese 42 g C Figure 6 Top Layer Component View l e ra c tn h ma TS7003 DEMO TDFN8 3x3mm 195 003 Demo Board Figure 7 Top Layer Trace View Figure 8 Bottom Layer GND Silicon Laboratories Inc 400 West Cesar Chavez Austin TX 78701 1 512 416 8500 www silabs com Page 7 TS7003 EVB Rev 1 0 SILICON LABS About Proset AGE simpy Do you have an innovative i
3. com ORDERING INFORMATION TS7003 TSDA VB Nano River Tech ViperBoard Touchstone SEMICONDUCTOR 408 383 9363 Figure 2 T97003 Evaluation Board Page 1 2014 Silicon Laboratories Inc All rights reserved 195 003 Demo Board SILICON LABS Description The TS7003 demo board provides an easy to use scheme for evaluating the TS7003 The default configuration of the demo board in conjunction with the Nano River Technologies ViperBoard is for operation at a supply voltage of Vpp 3 3V The TS7003 demo board includes a 74ALVC164245 signal level translator in order to translate signal levels from Vpop of the TS7003 to 3 3V signal voltage levels necessary for the ViperBoard The TS7003 and the ViperBoard are connected via a 34 pin ribbon cable A separate power supply can be used to power the TS7003 from 2 7V to 43 6V If evaluating the TS7003 demo board without the ViperBoard a single power supply is needed A BNC connector is available for the input of the TS7003 AIN and it is recommended to use a low noise signal generator in order to acquire optimal SNR and THD results Refer to Table 1 Figure 5 shows the TS7003 demo board schematic Figure 2 shows a picture of the TS7003 demo board and Figure 1 shows a picture of the TS7003 demo board with the ViperBoard connected A USB cable is used to interface the ViperBoard to a PC with Windows Vista 32 bit Vista 64 bit XP 7 For the Touchstone ADC Evaluation
4. the TS7003 demo board only additional input signals for the CS SCLK and SHDN pins will be necessary along with an oscilloscope to monitor the inputs and output The following steps are to be performed 1 Set the voltage of the power supply between 2 7V and 3 6V and turn it off Connect the positive terminal of the DC power supply to pin 12 labeled as 3 3V on the 34 pin header X1 and the ground terminal to pin 2 labeled as GND Refer to Figure 5 TS7003 Demo Board Timing signals for the TS7003 input signals AIN CS SHDN and SCLK should be set according to the desired measurement based while following the product datasheet specifications Refer to the TS7003 product datasheet Description of Operation for details Access to these pins is available through the 34 pin header X1 labeled as SCLK CS SHDN and DOUT The corresponding pins on X1 are 10 8 4 and 6 respectively To measure the supply current of the TS7003 place jumper J2 to position 2 3 Then apply an external power supply to J1 An ammeter can now be connected in series with the power supply for a supply current measurement of the TS7003 The supply current should be approximately 950A Please refer to Figure 5 and table 1 Pin 1 10 12 15 21 25 28 30 32 36 39 45 48 tied to GND Fin 7 18 24 tied to VDD Fin 31 42 tied to 3 3V V DOUT V 1 38 f U2 TAALVC164245 DOUT SCLK V 29 CS V SAONE 2T 26 Ten
5. ICON LABS Figure 4 shows what the GUI looks like when the shutdown control function is enabled 7 197003 ADC section Apc Samples vs Code plot A shutdown between conversions function is available by selecting the Shutdown between conversions box Refer to Figure 3 When performing a continuous conversion press the shutdown button and then select the Shutdown between conversions box The samples vs code and the FFT plot will update after every conversion ADC Evaluation Platform sme m Sampling section Sampling continuous Suen convo ET FFT plot IL wait for HW signal atrate 8 9 300 Shutdown between conversions Displaying TS 7003 TS7003 Demo Board To perform a single conversion press the single button in the sampling section For details on the Silicon Labs evaluation platform GUI refer to the Touchstone ADC Evaluation Platform GUI user s manual on our website at www silabs com Figure 3 TS7003 Response with GUI TS7003 EVB Rev 1 0 Page 3 TS7003 Demo Board ILICON LABS Figure 4 TS7003 Shutdown Control Enabled Page 4 TS7003 EVB Rev 1 0 SILICON LAB Evaluation with TS7003 Demo Board Only ie me Equipment TS7003 Demo Board 2 gt DC Power Supply gt Low noise Signal Generator Stanford Research Systems Model DS360 or better w BNC cable gt Ammeter In order to evaluate the TS7003 using
6. Platform GUI users manual and for the necessary driver and GUI installer files needed to successfully evaluate the TS7003 with the ViperBoard please refer to our website at www silabs com Quick Start Procedure dag aah Equipment TS7003 Demo Board Nano River Tech ViperBoard USB cable 34 pin Ribbon Cable Computer with Windows Vista 32 bit 64 bit XP 7 Vv Vv Y VY WV ViperBoard driver and GUI software installed to PC refer to Touchstone ADC Evaluation Platform GUI user s manual gt Low noise Signal Generator Stanford Research Systems Model DS360 or better w BNC cable In order to evaluate the TS7003 jumper J2 is to be set to position 1 2 The default configuration for J2 is Page 2 1 2 Refer to Figure 5 and Table 1 The default configuration on the board is for Vpp 3 3V The following steps are to be performed 1 Connect the TS7003 demo board to the Nano River Tech ViperBoard via the supplied 34 pin ribbon cable 2 Set the function generator frequency amplitude and offset to 70kHz 2 499Vpp and 1 25V respectively Then connect the BNC cable from the signal generator to the BNC connector AIN1 on the TS7003 demo board Set the output of the signal generator to OFF 3 To run the GUI go to Start gt All Programs gt TouchStoneEvalBoard 2 2 10 gt 01 Touchstone Evaluation App The GUI should appear and on the top right hand side the status should be PC disconnected and No Type for de
7. SILICON LABS 300ksps Single supply 12 Bit Serial output ADC FEATURES VV VV WV Quick and easy Interface to computer for evaluation via Nano River Technologies ViperBoard and USB cable Input BNC connection On board 3 3V supply voltage External power supply connection available Fully Assembled and Tested 2in x 3in 2 layer circuit board Y oui nst T E M IDARI li NK Ili M n TRE BEL I Aa We us Um E a at 2 NS HM er li r Y Figure 1 TS7003 Evaluation Board with Nano River Tech Viperboard 195 003 Demo Board DESCRIPTION The demo board for the TS7003 is a completely assembled and tested circuit board that can be used for evaluating the TS7003 For easy and quick evaluation of the TS7003 a Nano River Tech ViperBoard with an onboard microcontroller and FPGA for signal processing is available The viperboard interfaces to any computer via USB port and a user friendly Windows OS compatible software is available for evaluation The TS7003 a single supply single channel 12 bit analog to digital converter ADC is a successive approximation ADC that combines a high bandwidth track and hold T H a high speed serial digital interface an internal 2 5V reference and low conversion mode power consumption The TS7003 operates from a single 2 7V to 3 6V supply and draws less than 1mA at 300ksps Product data sheet and additional documentation can be found at www silabs
8. dea to Pd keep the world lle Mi connected gt E Explore Our Featured Products Energy friendly solut for a Smarter mor Microcontrollers Wireless amp RF Pomer op watt energy Pom Smart Connected Energy Friendly Products Quality Support and Community www silabs com products www silabs com quality community silabs com Disclaimer Silicon Laboratories intends to provide customers with the latest accurate and in depth documentation of all peripherals and modules available for system and software implementers using or intending to use the Silicon Laboratories products Characterization data available modules and peripherals memory sizes and memory addresses refer to each specific device and Typical parameters provided can and do vary in different applications Application examples described herein are for illustrative purposes only Silicon Laboratories reserves the right to make changes without further notice and limitation to product information specifications and descriptions herein and does not give warranties as to the accuracy or completeness of the included information Silicon Laboratories shall have no liability for the consequences of use of the information supplied herein This document does not imply or express copyright licenses granted hereunder to design or fabricate any integrated circuits The products must not be used within any Life Support System without the specific written consent of
9. mo board type Both should be highlighted in red indicating the ViperBoard and the TS7003 demo board is not connected 4 Connect one side of the supplied USB cable to the ViperBoard USB connector Connect the other side to a USB port on the PC After approximately three seconds the status on the GUI screen will switch to PC Connected and TS7003 indicating the ViperBoard and the T97003 demo board were recognized successfully by the software The green LED on the TS7003 demo board D1 should be ON and the green LED on the ViperBoard D2 should be ON Use the default sampling rate of 300KSPS and an FFT length of 8192 5 Turn on the signal generator On the GUI screen click on continuous in the sampling section and monitor the results on the screen The top plot shows a samples vs code plot and the bottom plot is an FFT plot The SNR and THD values should be approximately 70dB and 80GdB respectively Please refer to Figure 3 for an example of what the results should look like In this case the SNR and THD values are 69dB and 84dB respectively Additional Functions 6 As shown in the TS7003 ADC section a shutdown control function is available If the shutdown button is selected when sampling in continuous mode the TS7003 will be in shutdown mode and no additional conversions will occur To de assert the shutdown function press the button again and the conversions will resume TS7003 EVB Rev 1 0 SIL
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