new product r03ds0018ej0100 rev.1.00 2011.09.05 page 1 of 8 r03ds0018ej0100 rev.1.00 2011.09.05 8-bit 6ch d/a converter with buffer amplifiers r2a20166np/sa block diagram features description ? guarantee nonlinearity error : +/-1.0lsb, di fferential nonlinearity error : +/-0.7lsb ? data transfer format: 12-bit serial data input type by 3 wire ( di, sck, ld ) ? output buffer op-amps: operable over entire voltage range from almost ground to vcc ( 0 to 5v ) ? very small size package line-up: qfn-16(pin pitch: 0.5mm), tssop-16 (pin pitch 0.65mm) the r2a20166 is an integrated circuit semiconductor of cmos structure with 6 channels of built in d/a unnecessary and enabling configuration of a system with few component parts. serial data transfer type input can easily be used through a combination of three lines: di, clk, and ld. outputs incorporate buffer op-amps that have a drive capacity of 1 ma or above for both sink source, and can operate over the entire voltage range from almost ground to vcc ( 0 to 5v ), making peripheral elements unnecessary and enabling configuration of a system with few component parts. very small qfn package is added to lineup. it is suitable for a small mounting and reduces the mounting area. ? conversion from digital data to analog control data for home-use and industrial equipment. ? signal gain control or automatic adjustment of lcd-tv, pdp-tv or lcd display-monitor. ? blurring correction cont rol or various control of the interchangeable lens of digital still camera. ? automatic adjustment by combination with microcomputer and eeprom. (substitution of half fixed resistance) application number for tssop package number for qfn package 8 16 2 8 channel decoder 5 gnd ld vcc ao1 15 v refu 9 v refl 8-bit upper segment r-2r 8?bit latch 6 14 ao6 8-bit upper segment r-2r 8-bit latch 13 246 5 6 ao2 11 ao3 12 ao4 13 ao5 16 3 4 9 10 11 12 7 13 14 6 12-bit shift register 3 4 clk di 1 do d0 d1 d2 d3 d4 d5 d6 d7 d8 d9 d10 d11 1 15 2 16 power on reset
new product r2a20166np/sa page 2 of 8 r03ds0018ej0100 rev.1.00 2011.09.05 pin description pin arrangement R2A20166SA 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 r2a20166np (top view) R2A20166SA (top view) 12 11 10 9 1 2 3 4 outline: pwqn0016kb-a [np] 5 6 7 8 16 15 14 13 r2a20166np outline: ptsp0016jb-a [sa] n.c. : not connected n.c. : not connected vcc v refu ao6 ao5 ao4 ao3 n.c. v refl ld clk di ao1 ao2 n.c. do gnd ao4 ao3 ao5 ao6 clk di ao1 ao2 ld v refu vcc do nc v refl nc gnd pin no. d/a converter lower reference voltage input terminal v refl 9 7 not connected n.c. 7 5 ao6 14 12 ao5 13 11 8-bit resolution d/a converter output terminals (after power on, all channels are reset and dac data 00h is output.) ao4 12 10 function symbol [tssop] [qfn] load terminal (when high level is input to ld terminal, value in 12-bit shift register is loaded into decoder and 8-bit latch.) ld 2 16 serial data output terminal (data is sequentially output from the msb bit.) do 1 15 power supply terminal vcc 16 14 gnd terminal gnd 8 6 d/a converter upper reference voltage input terminal v refu 15 13 10 11 6 5 3 4 not connected n.c. 8 ao3 9 ao2 4 ao1 3 serial clock input terminal (input signal from di terminal is input to 12-bit shift register at rise of serial clock.) clk 1 serial data input terminal. ( input serial data with a 12-bit data length ) di 2
new product r2a20166np/sa page 3 of 8 r03ds0018ej0100 rev.1.00 2011.09.05 absolute maximum ratings mw/deg 7.25(np) / 3.75(sa) ta> +25deg k theta thermal derating factor tstg topr pd vo vin i ao v refl v refu vcc symbol ta= +85deg continuous conditions v -0.3 to +6.5 d/a converter upper reference voltage v -0.3 to +6.5 d/a converter lower reference voltage ma -2.0 to +2.0 buffer amplifier output current storage temperature operating temperature power dissipation output voltage input voltage supply voltage item -40 to +125 -30 to +85 290(np) / 150(sa) -0.3 to vcc+0.3 <+6.5 -0.3 to vcc+0.3 <+6.5 -0.3 to +6.5 ratings v v v mw deg deg unit electrical characteristics vcc < 0.1v vcc = 0 to 2.7v vcc = 0 to 2.7v i oh = -400 a vcc < 4.0v, i ol = 1.5 ma 4.0v < vcc, i ol = 2.0 ma vcc ? 4.0v 4.0v < vcc v in = 0 to vcc clk = 1mhz, vcc =5v, i ao =0a test conditions v - - 0.8vcc v 0.4 - - v - - vcc ? 0.4 v oh output high voltage s - - 100 t r vcc supply voltage rise time *1 v 1.9 1.5 - vcc por internal reset operating voltage *1 v - - 0.5vcc v ih input high voltage ms - - 1 t por power supply restart interval (power supply off ? on) *1 v 0.4 - - v ol output low voltage v 0.2vcc - - v il input low voltage a 10 - -10 i ilk input leak current ma 1.1 0.35 - icc supply current v 5.5 5.0 2.7 vcc supply voltage unit max typ min symbol item limits *1 : when power supply is turned on, internal circuit is initialized by power on reset circuit. but, if re-powered on quickly, initialize is not operate. so, keep the time period of re-powered on (t por ). vcc internal reset signal t por tr vcc < 0.1v (equivalent to tr vcc ) vcc por resetting period gnd gnd resetting period ? digital part ? ( vcc, v refu = +5v +/-10%, vcc>v refu , gnd,v refl =0v, ta= -30 to +85deg, unless otherwise noted ) (ta= +25deg unless otherwise noted)
new product r2a20166np/sa page 4 of 8 r03ds0018ej0100 rev.1.00 2011.09.05 ? analog part ? ( vcc, v refu = +5v +/-10%, vcc>v refu , gnd,v refl =0v, ta= -30 to +85deg, unless otherwise noted ) v 0.3vcc - gnd v refl d/a converter lower reference voltage range *2 v vcc - 0.7vcc v refu d/a converter upper reference voltage range *2 v refu = 4.79v, v refl = 0.95v, vcc = 5.5v (15mv/lsb), without load (i ao =0a) upper side saturation voltage = 0.3v, lower side saturation voltage = 0.2v i ao = +/- 500 a i ao = +/- 100 a v refu =5v, v refl =0v, i ao =0a, data condition: at maximum current test conditions lsb 0.7 - -0.7 s dl differential nonlinearity lsb 1.0 - -1.0 s l nonlinearity lsb 2.0 - -2.0 s zero zero code error lsb 2.0 - -2.0 s full full scale error ohm - 5.0 - ro buffer amplifier output impedance f 0.1 -- co output capacitive load v vcc ? 0.2 - 0.2 ma 1.0 - -1.0 i ao buffer amplifier output drive range v vcc ? 0.1 - 0.1 v ao buffer amplifier output voltage range ma 1.6 0.8 - i refu current dissipation unit max typ min symbol item limits *2 : the output does not necessary be the va lue with the reference voltage setting range. the output value is determined by the buffer amplifier output voltage range (v ao ).
new product r2a20166np/sa page 5 of 8 r03ds0018ej0100 rev.1.00 2011.09.05 ac characteristics timing chart clk t cr t cf t ckh t ckl t dch t chd t chl t ldh t ldc t ldd di ld d/a output t do do output ( vcc,v refu = +5v+/-10%, vcc ? v refu , gnd=v refl = 0v, ta = -30 to +85deg, unless otherwise noted ) (note) timing chart above is a schematic repr esentation of the timing of each signal type. clk signal input is high or low regardless, ld signal high input is enabled. t ldd t do t ldh t ldc t chl t chd t dch t cf t cr t ckh t ckl f clk symbol mhz 10 1.0 - clock frequency ns 50 - -10 c l < 100 pf data output delay time ta=25deg, c l <100pf, v ao : 0.5 ?? 4.5v, the time until the output becomes the final value of 1/2 lsb. test conditions d/a output settling time ld high pulse width ld hold time ld setup time data hold time data setup time clock fall time clock rise time clock high pulse width clock low pulse width item s ns ns ns ns ns ns ns ns ns unit typ min - 40 40 40 30 4 - - 40 40 limits - - - - - - - - - - - - 200 - - 200 - - 150 - max
new product r2a20166np/sa page 6 of 8 r03ds0018ej0100 rev.1.00 2011.09.05 digital data format last lsb d9d8 d5 d6 d11 d10 d7 d4d3d2d1d0 (v refu ?v refl ) / 256 x 255 + v refl 11111110 1 : 0 0 0 0 d2 1 : 0 0 0 0 d3 1 : 0 0 0 0 d4 1 : 1 1 0 0 d1 v refu 111 1 : ::: : (v refu ?v refl ) / 256 x 4 + v refl 000 1 (v refu ?v refl ) / 256 x 3 + v refl 000 0 (v refu ?v refl ) / 256 x 2 + v refl 000 1 (v refu ?v refl ) / 256 x 1 + v refl 000 0 d/a output d7d6d5 d0 first msb dac data channel select data channel select data ao5 select 1010 ao6 select 0110 : :::: don?t care 0000 ao1 select 1000 ao2 select 0100 ao3 select 1100 don?t care 1110 ao4 select 0010 1 1 d9 1 1 d8 don?t care 11 don?t care 01 chanel selection d11 d10 dac data data timing chart ( model ) di ld d/a output d2 d9 d10 d11 clk d8 d7 d1 d0 msb lsb whether clk input is ?h? or ?l?, high level input of ld signal is recognized.
new product r2a20166np/sa page 7 of 8 r03ds0018ej0100 rev.1.00 2011.09.05 ? there are three terminals (vcc, v refu , v refl ) that should be impressed a constant voltage. when ripple or spike noise is input to this terminal, there is fear that the accuracy of d/a conversion becomes lower and this ic malfunction. so, when use this ic, please connect capacitor between these terminals (vcc, v refu , v refl ) and gnd for stable d/a conversion. ? this ic?s output amplifier has an advantage to capacit ive load, so, it?s no problem at device action when connect capacitor ( 0.1f max ) among output to gnd for every noise elimination. precaution for use analog voltage output 10f + ao1 ao2 gnd vcc v refl v refu 10f + 10f + ao5 ao6 standard application circuit ld clk di mcu ordering information embossed taping/2,000 pcs. sa rtsp0016jb-a tssop-16 R2A20166SA embossed taping/3,000 pcs. np pwqn0016kb-a qfn-16 r2a20166np packing/quantity package type no. package code package name order part no.
new product r2a20166np/sa page 8 of 8 r03ds0018ej0100 rev.1.00 2011.09.05 package dimensions ptsp0016jb-a [sa] pwqn0016kb-a [np]
notice 1. all information included in this document is current as of the date this document is issued. such information, however, is s ubject to change without any prior notice. before purchasing or using any renesas electronics products listed herein, please confirm the latest product information with a renesas electronics sales office. also , please pay regular and careful attention to additional and different information to be disclosed by renesas electronics such as that disclosed through our website. 2. renesas electronics does not assume any liability for infringement of patents, copyrights, or other intellectual property ri ghts of third parties by or arising from the use of renesas electronics products or technical information described in this document. no license, express, implied or otherwise, is granted hereby under any paten ts, copyrights or other intellectual property rights of renesas electronics or others. 3. you should not alter, modify, copy, or otherwise misappropriate any renesas electronics product, whether in whole or in part . 4. descriptions of circuits, software and other related information in this document are provided only to illustrate the operat ion of semiconductor products and application examples. you are fully responsible for the incorporation of these circuits, software, and information in the design of your equipment. renesas electronics assumes no responsibility for any losses incurred by you or third parties arising from the use of these circuits, software, or information. 5. when exporting the products or technology described in this document, you should comply with the applicable export control l aws and regulations and follow the procedures required by such laws and regulations. you should not use renesas electronics products or the technology described in this document for any purpose rela ting to military applications or use by the military, including but not limited to the development of weapons of mass destruction. renesas electronics products and technology may not be used for or incorporate d into any products or systems whose manufacture, use, or sale is prohibited under any applicable domestic or foreign laws or regulations. 6. renesas electronics has used reasonable care in preparing the information included in this document, but renesas electronics does not warrant that such information is error free. renesas electronics assumes no liability whatsoever for any damages incurred by you resulting from errors in or omissions from the information incl uded herein. 7. renesas electronics products are classified according to the following three quality grades: "standard", "high quality", an d "specific". the recommended applications for each renesas electronics product depends on the product's quality grade, as indicated below. you must check the quality grade of each renesas electronics produ ct before using it in a particular application. you may not use any renesas electronics product for any application categorized as "specific" without the prior written consent of renesas electronics. fu rther, you may not use any renesas electronics product for any application for which it is not intended without the prior written consent of renesas electronics. renesas electronics shall not be in any way liable for any damages or losses incurred by you or third parties arising from the use of any renesas electronics product for an application categorized as "specific" or for which the product is not intended wh ere you have failed to obtain the prior written consent of renesas electronics. the quality grade of each renesas electronics product is "standard" unless otherwise expressly specified in a renesas electroni cs data sheets or data books, etc. "standard": computers; office equipment; communications equipment; test and measurement equipment; audio and visual equipment ; home electronic appliances; machine tools; personal electronic equipment; and industrial robots. "high quality": transportation equipment (automobiles, trains, ships, etc.); traffic control systems; anti-disaster systems; anti-crime systems; safety equipment; and medical equipment not specifically designed for life support. "specific": aircraft; aerospace equipment; submersible repeaters; nuclear reactor control systems; medical equipment or syst ems for life support (e.g. artificial life support devices or systems), surgical implantations, or healthcare intervention (e.g. excision, etc.), and any other applications or purposes that pose a direct thr eat to human life. 8. you should use the renesas electronics products described in this document within the range specified by renesas electronics , especially with respect to the maximum rating, operating supply voltage range, movement power voltage range, heat radiation characteristics, installation and other product characteristics. renesas el ectronics shall have no liability for malfunctions or damages arising out of the use of renesas electronics products beyond such specified ranges. 9. although renesas electronics endeavors to improve the quality and reliability of its products, semiconductor products have s pecific characteristics such as the occurrence of failure at a certain rate and malfunctions under certain use conditions. further, renesas electronics products are not subject to radiation resistance design . please be sure to implement safety measures to guard them against the possibility of physical injury, and injury or damage caused by fire in the event of the failure of a renesas electronics produc t, such as safety design for hardware and software including but not limited to redundancy, fire control and malfunction prevention, appropriate treatment for aging degradation or any other appropriate measu res. because the evaluation of microcomputer software alone is very difficult, please evaluate the safety of the final products or system manufactured by you. 10. please contact a renesas electronics sales office for details as to environmental matters such as the environmental compati bility of each renesas electronics product. please use renesas electronics products in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances, in cluding without limitation, the eu rohs directive. renesas electronics assumes no liability for damages or losses occurring as a result of your noncompliance with applicable laws and regulations. 11. this document may not be reproduced or duplicated, in any form, in whole or in part, without prior written consent of renes as electronics. 12. please contact a renesas electronics sales office if you have any questions regarding the information contained in this doc ument or renesas electronics products, or if you have any other inquiries. (note 1) "renesas electronics" as used in this document means renesas electronics corporation and also includes its majority-o wned subsidiaries. (note 2) "renesas electronics product(s)" means any product developed or manufactured by or for renesas electronics. http://www.renesas.com refer to "http://www.renesas.com/" for the latest and detailed information. renesas electronics america inc. 2880 scott boulevard santa clara, ca 95050-2554, u.s.a. tel: +1-408-588-6000, fax: +1-408-588-6130 renesas electronics canada limited 1101 nicholson road, newmarket, ontario l3y 9c3, canada tel: +1-905-898-5441, fax: +1-905-898-3220 renesas electronics europe limited dukes meadow, millboard road, bourne end, buckinghamshire, sl8 5fh, u.k tel: +44-1628-585-100, fax: +44-1628-585-900 renesas electronics europe gmbh arcadiastrasse 10, 40472 dsseldorf, germany tel: +49-211-65030, fax: +49-211-6503-1327 renesas electronics (china) co., ltd. 7th floor, quantum plaza, no.27 zhichunlu haidian district, beijing 100083, p.r.china tel: +86-10-8235-1155, fax: +86-10-8235-7679 renesas electronics (shanghai) co., ltd. unit 204, 205, azia center, no.1233 lujiazui ring rd., pudong district, shanghai 200120, china tel: +86-21-5877-1818, fax: +86-21-6887-7858 / -7898 renesas electronics hong kong limited unit 1601-1613, 16/f., tower 2, grand century place, 193 prince edward road west, mongkok, kowloon, hong kong tel: +852-2886-9318, fax: +852 2886-9022/9044 renesas electronics taiwan co., ltd. 13f, no. 363, fu shing north road, taipei, taiwan tel: +886-2-8175-9600, fax: +886 2-8175-9670 renesas electronics singapore pte. ltd. 1 harbourfront avenue, #06-10, keppel bay tower, singapore 098632 tel: +65-6213-0200, fax: +65-6278-8001 renesas electronics malaysia sdn.bhd. unit 906, block b, menara amcorp, amcorp trade centre, no. 18, jln persiaran barat, 46050 petaling jaya, selangor darul ehsan, malaysia tel: +60-3-7955-9390, fax: +60-3-7955-9510 renesas electronics korea co., ltd. 11f., samik lavied' or bldg., 720-2 yeoksam-dong, kangnam-ku, seoul 135-080, korea tel: +82-2-558-3737, fax: +82-2-558-5141 sales offices ? 2011 renesas electronics corporation. all rights reserved. colophon 1.1
|
