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ANALOG DEVICES UG-323 handbook

1. AD5111 mA yop piod METUIT VLOSIC vLogic i m AD510 1 ADS5116 PSDP bassa K ES n Al XTERNAL 1 poc usd VLOGIC EXTERNAL 1 D I 3 1 B VLOGIC EXT 1 EXTERNAL 2 DO i hota DOE g cz EXTERNAL VLOGIC EXT 2 1 Foaog hue AGND V EXTERNAL EE EN O 1uF bono 1 prr 1 S O i 1 Hoot 1 tT 1 S 1 i Y 1 Hedi 1 tjo 1 E AC_INPUT C3 LE E 1 Hoyt i 1 x BEN ENABLE D i yt li yt te A i I l DGND 1 1 C SDA 1 o M SP e PEE z VDD G uso Em Ley ZA vLocic acd ds V Jw apsi SoA i H B BE w 4 B 1 5 B SCL 1 Pd Wi Lo s 2 i i pu Di 3 LST 7 1 1 4 p E NV AGND 1 o i 1 o V 1 1 RS I E AGND t 5 V LA p ox E Ut5 8 id B 5 VDD 3 gl 8 I ADB652AR R12 tet rose n AGND E LU DGND scL BF 5v UsB u ADA4880 1 vaT BUF W Rit vour wO O h vw vog AN 4 LN aco AGND DND SV_USB q u15 E f AGND 10201 006 V Figure 6 Schematic of the AD5111 Circuitry Rev 0 Page 7 of 12 DGNI SDA BF SCL BF u D_BF va 320 7v UNREGOUT 1 m VIN 4 12V 5 mg 7 V UNREGOUT a GND 4 GND E V IO 3 3V a GND 192 GND W4 ono POWER SUPPLY yy GND B5 G
2. any reason Upon discontinuation of use of the Evaluation Board or termination of this Agreement Customer agrees to promptly return the Evaluation Board to ADI ADDITIONAL RESTRICTIONS Customer may not disassemble decompile or reverse engineer chips on the Evaluation Board Customer shall inform ADI of any occurred damages or any modifications or alterations it makes to the Evaluation Board including but not limited to soldering or any other activity that affects the material content of the Evaluation Board Modifications to the Evaluation Board must comply with applicable law including but not limited to the RoHS Directive TERMINATION ADI may terminate this Agreement at any time upon giving written notice to Customer Customer agrees to return to ADI the Evaluation Board at that time LIMITATION OF LIABILITY THE EVALUATION BOARD PROVIDED HEREUNDER IS PROVIDED AS IS AND ADI MAKES NO WARRANTIES OR REPRESENTATIONS OF ANY KIND WITH RESPECT TO IT ADI SPECIFICALLY DISCLAIMS ANY REPRESENTATIONS ENDORSEMENTS GUARANTEES OR WARRANTIES EXPRESS OR IMPLIED RELATED TO THE EVALUATION BOARD INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTY OF MERCHANTABILITY TITLE FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS IN NO EVENT WILL ADI AND ITS LICENSORS BE LIABLE FOR ANY INCIDENTAL SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES RESULTING FROM CUSTOMER S POSSESSION OR USE OF THE EVALUATION BOARD INCLUDING BUT NOT LIMITED TO LOST PR
3. in the AD5111 data sheet which is available from Analog Devices Inc and should be consulted in conjunction with this user guide when using the evaluation board DIGITAL PICTURE OF EVALUATION BOARD WITH SYSTEM DEMONSTRATION PLATFORM E PLEASE SEE THE LAST PAGE FOR AN IMPORTANT WARNING AND LEGAL TERMS AND CONDITIONS 10201 001 Rev 0 Page 1 of 12 TABLE OF CONTENTS Features en LU MEE 1 Test Circuits s c ee Package Contents economie o e eR 1 Evaluation Board Software General Descriptions iuste nter tetti eset 1 Installing the Software Digital Picture of Evaluation Board with System Demonstration Running the Software sss Platform oreet PUE SUPEREST REB ERE I ens 1 Revision History esent 2 Evaluation Board Schematics and Artwork Evaluation Board Hardware eene 3 Ordering Information Power Supplies 15 rte tenete SS talia 3 TOT S NE Y PERITI Link Options eret te e Y RED TURN 3 REVISION HISTORY 11 11 Revision 0 Initial Version Rev 0 Page 2 of 12 Operating the Software EVALUATION BOARD HARDWARE POWER SUPPLIES The EVAL AD5111SDZ supports using single power supplies The evaluation board can be powered either from the SDP port or externally by the EXTERNAL 1 and EXTERNAL 2 connectors as described in Table 2 All supplies are decoupled to ground using 10 uF tantalum and 0 1 uF cerami
4. 5111 can be used to attenuate an ac signal which must be provided externally using the AC_INPUT connector as shown in Figure 3 Vpp AC INPUT E fc 200Hz R9 10201 003 Figure 3 AC Signal Attenuator Depending on the voltage supply rails and the dc offset voltage of the ac signal various configurations can be used as described in Table 5 Table 5 AC Signal Attenuation Link Options Terminal Link Options Description Terminal Link Options Description A LK1 AC Connects Terminal A to Vop 2 DC Connects Terminal A to Voo A LK1 AC Remove dc voltage and biased the signal to Vpp 2 W BUF W Connects Terminal W to an output buffer B LK6 AC Connects Terminal B to Vpp 2 GND Connects Terminal B to analog ground WwW BUF W Connects Terminal W to an output buffer B LK6 AC Connects Terminal B to Vop 2 GND Connects Terminal B to analog ground The output voltage is defined in Equation 1 RDAC Vour 7 V4 Vg x 1 where RDAC is the code loaded in the RDAC register Va is the voltage applied to Terminal A LK1 link Vz is the voltage applied to Terminal B LK6 link However by using the R8 and R9 external resistors the user can reduce the voltage of the voltage references In this case use the A and B test points to measure the voltage applied to the A and B terminals and recalculate V4 and Vs in Equation 1 Recommended to ensure optimal total har
5. ANALOG DEVICES Evaluation Board User Guide UG 323 One Technology Way P O Box 9106 Norwood MA 02062 9106 U S A Tel 781 329 4700 Fax 781 461 3113 www analog com Evaluation Board for the AD5111 Digital Potentiometer FEATURES Full featured evaluation board for the AD5111 Several test circuits Various ac dc input signals PC control via a separately purchased system demonstration platform SDP PC control software PACKAGE CONTENTS EVAL AD511xSDZ evaluation board CD that includes Self installing software that allows users to control the board and exercise all functions of the device Electronic version of the AD5111 data sheet Electronic version of the UG 323 user guide GENERAL DESCRIPTION This user guide describes the evaluation board for evaluating the AD5111 a single channel 128 position nonvolatile memory digital potentiometer The AD5111 supports single supply 2 3 V to 5 5 V operation making the device suited for battery powered applications and many other applications offering guaranteed low resistor tolerance errors of 8 and high bandwidth while allowing up to 6 mA current density in the A B and W pins A simple 3 wire up down interface allows manual switching or high speed digital control with clock rates up to 50 MHz The EVAL AD5111SDZ can operate in single supply mode and incorporates an internal power supply from the USB Complete specifications for the AD5111 part can be found
6. DP3303 24LC64 serial EEPROM AD8652 1 FEC refers to Farnell Electronic Component Distributors Rev 0 Page 11 of 12 FEC 1414580 FEC 138 2224 FEC 301 9482 FEC 197 130 FEC 579 0852 FEC 151789 Digi Key H1219 ND FEC 148 535 and FEC 150 411 FEC 102 2247 and FEC 150 411 FEC 9330534 FEC 9331506 FEC 9330380 FEC 9337288 FEC 9331662 FEC 873 1128 FEC 873 1144 Analog Devices AD5111 Analog Devices ADA4860 Analog Devices ADP3303 FEC 9758070 Analog Devices AD8652 NOTES C refers to a communications protocol originally developed by Philips Semiconductors now NXP Semiconductors y ESD Caution ESD electrostatic discharge sensitive device Charged devices and circuit boards can discharge without detection Although this product features patented or proprietary protection Aviad circuitry damage may occur on devices subjected to high energy ESD Therefore proper ESD precautions should be taken to avoid performance degradation or loss of functionality Legal Terms and Conditions By using the evaluation board discussed herein together with any tools components documentation or support materials the Evaluation Board you are agreeing to be bound by the terms and conditions set forth below Agreement unless you have purchased the Evaluation Board in which case the Analog Devices Standard Terms and Conditions of Sale shall govern Do not use the Evaluation Board until you have read and agreed to the Agreeme
7. ND 5 GND Fa GND des SND Ry GND GND D PAR pts PAR_D14 407 PAR_D12 PAR_D13 706 PAR_D10 PAR Dii 403 PAR_DB PAR D9 4p3 PAR D6 PARALLEL PAR_D7 oz PAR_D4 PAR_D5 oT PAR_D2 PORT PAR_D3 PAR_DO PAR_D1 1 PAR_WR PAR_RD 3 PAR INT PAR_CS 97 PAR A2 PAR A3 E pAR AO PAR AT 33 PAR FS2 PAR FS3 PAR_CLK PAR_FS1 89 47 SPORT_TFS SPORT RFS gg SPORT DT1 sport SPORT DRI g7 SPORT DTO SPORT DRO L SPORT TSCLK SPORT RSCLK SPORT INT B59 spi_seL_a g3 SPI_MOST SPI_SEL_B az SPILMISO SPI_SEL_C 82 SPIDCLK SPI_SEL1 _SS B0 spA o EEPROM SDA 1 SCL_O EEPROM 2 SCL 1 5V USB R4 ADP3303 3 3 NAP 7 1K D1 C24 E Vv LED 10uF x 2 ava 24LCO1 Ur Hao X vccl WP s 24 2 SCL 5 SCL_BF VSS SDA SDA_BF CLK _BF CO co GPIO0 tal sPios GENERAL GPIO2 74 GPIOS GPIO4 Z744 pio7 INPUT OUTPUT Pios EZ 73 TMR_B 2 wR D TIMERS TMR A 4E 82 yaRT TX UART uamr nx 222 S auape BLACKFIN RESET IN CONTROL 44 PAR_D23 7 PAR_D22 PAR_D21 5 PAR_D20 SPORT DR3 r2 PAR_D19 SPORT_DR2 ao PAR_D18 SPORT_DT2 m PAR_D17 SPORT DT3 77 PAR_D16 TMR_C yg FUTURE FUTURE USE FUTURE ga FUTURE FUTURE 57 FUTURE FUTURE gg FUTURE FUTURE 5 FUTURE FUTURE Ey FUTURE FUTURE FUTURE FUTURE BLACKFIN DB FEMALE CONNECTOR 2 Figure 7 Schematic of SDP Connecto
8. OFITS DELAY COSTS LABOR COSTS OR LOSS OF GOODWILL ADI S TOTAL LIABILITY FROM ANY AND ALL CAUSES SHALL BE LIMITED TO THE AMOUNT OF ONE HUNDRED US DOLLARS 100 00 EXPORT Customer agrees that it will not directly or indirectly export the Evaluation Board to another country and that it will comply with all applicable United States federal laws and regulations relating to exports GOVERNING LAW This Agreement shall be governed by and construed in accordance with the substantive laws of the Commonwealth of Massachusetts excluding conflict of law rules Any legal action regarding this Agreement will be heard in the state or federal courts having jurisdiction in Suffolk County Massachusetts and Customer hereby submits to the personal jurisdiction and venue of such courts The United Nations Convention on Contracts for the International Sale of Goods shall not apply to this Agreement and is expressly disclaimed 2011 Analog Devices Inc All rights reserved Trademarks and ANALOG registered trademarks are the property of their respective owners UG10201 0 11 11 0 DEVICES Rev 0 Page 12 of 12 www analog com
9. c capacitors LINK OPTIONS One link option is incorporated in the evaluation board and should be set up before using the board Table 1 describes the position of the link to control the evaluation board by a PC via the SDP board using the EVAL AD5111SDZ The functions of this link option is described in detail in Table 3 Table 1 Link Options Setup for SDP Control Default Link No Option LK8 5V Table 2 Maximum and Minimum Voltages of the Connectors Connector Number Label Voltage EXTERNAL 1 VDD Analog positive power supply Voo If connected to the SDP it is 3 3 V to 5 5 V If controlled externally it is 2 3 V to 5 5 V EXTERNAL 2 AGND Analog ground AGND Table 3 Link Functions Link Number Power Supply Options LK8 Voo This link selects one of the following as the positive power supply 5V from SDP 3V3 from SDP EXT external supply from the EXTERNAL 1 connector 1 If the part is powered using the external connector without connecting the SDP board 5V jumper must be connected as well Rev 0 Page 3 of 12 TEST CIRCUITS The EVAL AD5111SDZ incorporates several test circuits to evaluate the AD5111 performance DAC The AD5111 can be operated as a digital to analog converter DAC as shown in Figure 2 10201 002 Figure 2 DAC Table 4 shows the options available for the voltage references Table 4 DAC Voltage References AC Signal Attenuation The AD
10. monic distortion THD performance The signal attenuation is defined in Equation 2 cm Attenuation dB 20x zi 2 where RDAC is the code loaded in the RDAC register In addition R7 can be used to achieve an exponential attenua tion To do so adjust the R7 resistor until a desirable transfer function is found typically around 1 6 kQ for a 10 kQ potentiometer Rev 0 Page 4 of 12 EVALUATION BOARD SOFTWARE INSTALLING THE SOFTWARE The EVAL AD5111SDZ evaluation kit includes evaluation board software provided on a CD The software is compatible with Windows XP Windows Vista and Windows 7 both 32 and 64 bits Install the software before connecting the SDP board to the USB port of the PC to ensure that the SDP board is recognized when it is connected to the PC 1 Start the Windows operating system and insert the CD 2 The installation software opens automatically If it does not run the setup exe file from the CD 3 After the installation is completed power up the evaluation board as described in the Power Supplies section 4 Plug the EVAL AD511xSDZ into the SDP board and the SDP board into the PC using the USB cable included in the box 5 When the software detects the evaluation board follow the instructions that appear to finalize the installation To uninstall the program click Start gt Control Panel gt Add or Remove Programs gt AD5111 Eval Board us RUNNING THE SOFTWARE To
11. nt Your use of the Evaluation Board shall signify your acceptance of the Agreement This Agreement is made by and between you Customer and Analog Devices Inc ADI with its principal place of business at One Technology Way Norwood MA 02062 USA Subject to the terms and conditions of the Agreement ADI hereby grants to Customer a free limited personal temporary non exclusive non sublicensable non transferable license to use the Evaluation Board FOR EVALUATION PURPOSES ONLY Customer understands and agrees that the Evaluation Board is provided for the sole and exclusive purpose referenced above and agrees not to use the Evaluation Board for any other purpose Furthermore the license granted is expressly made subject to the following additional limitations Customer shall not i rent lease display sell transfer assign sublicense or distribute the Evaluation Board and ii permit any Third Party to access the Evaluation Board As used herein the term Third Party includes any entity other than ADI Customer their employees affiliates and in house consultants The Evaluation Board is NOT sold to Customer all rights not expressly granted herein including ownership of the Evaluation Board are reserved by ADI CONFIDENTIALITY This Agreement and the Evaluation Board shall all be considered the confidential and proprietary information of ADI Customer may not disclose or transfer any portion of the Evaluation Board to any other party for
12. r Rev 0 Page 8 of 12 3v3 C33 10uF F C34 o 1uF 10201 007 VLOGIC EVAL ADSTIxSDZ AD5110 Ast AD5116 de EXT ys C24 DGND RCI gt O sF EXTERNAL VDD AGND Figure 9 Component Side PCB Drawing Rev 0 Page 9 of 12 10201 008 10201 009 Figure 10 Solder Side PCB Drawing Rev 0 Page 10 of 12 10201 010 ORDERING INFORMATION BILL OF MATERIALS Table 6 Qty Reference Designator Description Supplier Part Number 3 32 ao BONN A B B BO aw C3 C1 C25 C26 C271 C24 D1 EXTERNAL J4 LK1 LK3 LK4 LK5 LK6 LK8 BUF W R11 R10 R4 R5 R6 R12 R13 R8 R9 DGND AGND 3V3 A B VDD VOUT W U1 U3 U5 U7 U15 100 nF 0402 capacitor 0 1 pF 0603 capacitor 0 1 pF 0603 capacitor 10 pF 1206 capacitor Green LED 2 pin connector Receptacle 0 6 mm 120 way Header 2 row 36 36 way and jumper socket black Header 1 row 2 way and jumper socket black 12 O 0603 1 resistor 750 Q 0603 1 resistor 1 KO 0603 0 01 resistor 2 7 kQ 1206 1 resistor 0 O 0603 resistor Test point PCB black PK100 Test point PCB red PK100 AD5111 ADA4860 A
13. run the evaluation board software do the following l Click Start gt All Programs gt Analog Devices gt AD5111 gt AD5111 Eval Board 2 If the SDP board is not connected to the USB port when the software is launched a connectivity error is displayed see Figure 4 Connect the evaluation board to the USB port of the PC wait a few seconds click Rescan and follow the instructions Hardware Select No matching system found Press Rescan to retry or Cancel to abort 10201 004 Figure 4 Pop Up Window Error The main window of the EVAL AD5111SDZ evaluation software then opens as shown in Figure 5 w N o m w Gn WI gt Dji EVAL AD5111SDZ 10201 005 Figure 5 EVAL AD5111SDZ Evaluation Board Software Main Window Rev 0 Page 5 of 12 OPERATING THE SOFTWARE The main window of the EVAL ADAD5111SDZ software is divided into five different operations INCREMENT DECREMENT SHUTDOWN STORE and EXIT The operations are as follows e The INCREMENT button increases the RDAC value by the number of steps selected by the window Rev 0 Page 6 of 12 The DECREMENT button decreases the RDAC value by the number of steps selected by the window The SHUTDOWN button places the part in shutdown The STORE button stores the data contained in the RDAC register to the memory Clicking EXIT closes the program but does not reset the part EVALUATION BOARD SCHEMATICS AND ARTWORK

ANALOG DEVICES UG-323 handbook

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