evaluation board user guide UG-128 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 dual, high speed op amps offered in 8-lead soic packages please see the last page for an important warning and legal terms and conditions. rev. b | page 1 of 8 features enables quick breadboarding/prototyping user-defined circuit configuration edge-mounted sma connector provisions easy connection to test equipment and other circuits rohs compliant general description the analog devices, inc., 8-lead soic package, dual, high speed evaluation board is designed to help customers quickly prototype new dual op amp circuits and reduce design time. the evaluation board can be used with almost any analog devices dual op amp in various configurations and applications. the evaluation board is a bare board (that is, there are no components or amplifier soldered to the board; these must be ordered separately). figure 1 shows the component side of the evaluation board, and figure 2 shows the circuit side of the evaluation board. this evaluation board is a 6-layer pcb, designed to provide internal, wideband, power supply bypassing without the use of external capacitors. the close spacing between the vcc supply plane (layer 3) and the inner ground plane (layer 4) provides the necessary capacitance to bypass the vcc supply. similarly, the close spacing between the inner ground layer (layer 4) and the vee supply plane (layer 5) provides the necessary capacitance to bypass the vee supply. the evaluation board components are primarily smt 0603 case size, with the exception of the electrolytic bypass capacitors (c1, c2), which are 1206 case size. two options are available for supply bypassing. the first option is to use the internal interplanar capacitance. no external bypass capacitors are required. capacitors c1 to c5 can be left off the board. if additional supply bypassing is required, c1 and c2 can accommodate 1206 tantalum or nonpolarized capacitors. c3, c4, and c5 accommodate 0603 capacitors. figure 3 shows the evaluation board schematic. figure 4 and figure 5 show the evaluation board assembly drawings. evaluation board component and circuit sides 08982-001 notes 1. the evaluation board silkscreen part number labeling on your board may be different from what is shown here. figure 1. component side of evaluation board 08982-002 notes 1. the e valuation board silkscreen part number labeling on your board may be different from what is shown here. figure 2. circuit side of evaluation board
UG-128 evaluation board user guide rev. b | page 2 of 8 table of contents features .............................................................................................. 1 ? general description ......................................................................... 1 ? evaluation board component and circuit sides ......................... 1 ? revision history ............................................................................... 2 ? evaluation board schematic and assembly drawings.................3 ? evaluation board layer stackup......................................................4 ? ordering information.......................................................................5 ? bill of materials..............................................................................5 ? revision history 8/11rev. a to rev. b changes to general description section, figure 1, and figure 2 .............................................................................................. 1 changed evaluation board schematic section to evaluation board schematic and assembly drawings section...................... 3 changes to figure 3, figure 4, and figure 5.................................. 3 deleted figure 6 and figure 7; renumbered sequentially.......... 4 added evaluation board layer stackup section.......................... 4 added figure 6; renumbered sequentially .................................. 4 changes to table 1............................................................................ 5 4/11rev. 0 to rev. a changes to product title, general description section, figure 1 and figure 2....................................................................................... 1 changed evaluation board schematic and artwork section to evaluation board schematic section ............................................. 3 added evaluation board assembly drawings and layout patterns section ................................................................................ 4 changes to figure 4 through figure 7 ........................................... 4 4/10revision 0: initial version
evaluation board user guide UG-128 rev. b | page 3 of 8 evaluation board schematic and assembly drawings r7 in1? r11 r5 r3 r4 r1 c4 c1 c2 c3 vn vp gnd pin 4: vn pin 8: vp c5 r2 r9 r13 in1+ rs1 1 2 3 7 6 5 r15 vout1 vout2 r8 in2? r12 r6 r10 r14 in2+ rs2 r16 08982-003 figure 3. evaluation board schematic v n dual ? so ? 8 eval bd z v p devices analog c4 c1 c2 c5 r16 rs2 r12 c3 r4 r2 r6 r5 r3 r1 r15 rs1 r11 vout1 vout2 vin1n r9 r7 vin2n r8 r10 vin2p r14 vin1p r13 08982-004 figure 4. component side assembly drawing 08982-005 figure 5. component side copper
UG-128 evaluation board user guide rev. b | page 4 of 8 evaluation board layer stackup top silk top mask top copper 2 106 0.009? 50 ? with 16 mils trace width inner copper gnd 0.37? spacer inner copper vcc 1 1080 0.0032? inner copper gnd 1 1080 0.0032? inner copper vee 1 1080 0.0032? bottom copper gnd bottom mask bottom silk 0.062? 6-layer stackup 08982-006 figure 6. evaluation board stackup
evaluation board user guide UG-128 rev. b | page 5 of 8 ordering information bill of materials table 1. quantity reference designator description package 1 pwr power connector 0.1 inch spacing 2 c1, c2 10 f capacitor c1206 3 c3, c4, c5 user-defined capacitor c0603 1 dut device 8-lead soic 6 vin1p, vin2p, vin1n, vin2n, vout1, vout2 sma/smt sma/smt 18 r1 to r16, rs1, rs2 user-defined resistor r0603
UG-128 evaluation board user guide rev. b | page 6 of 8 notes
evaluation board user guide UG-128 rev. b | page 7 of 8 notes
UG-128 evaluation board user guide rev. b | page 8 of 8 notes esd caution esd (electrostatic discharge) sensitive device . charged devices and circuit boards can discharge without detectio n. although this product features patented or proprietary pr otection 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 an y tools, components documentation or support materials, the ev aluation 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 a nd conditions of sale shall govern. do not use the evaluation board until you have read and agreed to the agreement. your use of the evaluation board shall signify your acceptance of the agreement. this a greement 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 condition s of the agreement, adi hereby grants to customer a free, limited, personal, temporary, non-exclusive, non-sublicensable, non-transferable li cense 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. furtherm ore, 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 boar d; 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 evaluatio n board is not sold to customer; all righ ts not expressly granted herein, including ownership of the evaluation board, are reserved by adi. confiden tiality. 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 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 restri ctions. 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 o r 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. termina tion. adi may terminate this agreement at any time upon giving written notice to customer. customer agrees to return to adi the evaluation bo ard 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 re presentations, endorsements, gua rantees, 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 damag es resulting from customers possession or use of the evaluation board, including but not limited to lost profits, delay costs, labor costs or loss of goodwill. adis total liab ility 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 evaluati on 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 constru ed 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 federa l 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. ?2010C2011 analog devices, inc. all rights reserved. trademarks and registered trademarks are the property of their respective owners. ug08982-0-8/11(b)
|
