vishay siliconix dg2727, dg2728, dg2729 document number: 69049 s09-0557-rev. a, 13-apr-09 www.vishay.com 1 0.65- , low voltage, negative swing capable, dual spst analog switch description the dg2727, dg2728, and dg2729 are 0.6 dual spst analog switches. when sx are used as signal input, these devices support ac-coupled audio signals with single rail power supply. audio signals can swing below ground down to v+ - 4.3 v. built on vishay siliconix?s sub-micro cmos technology, the dg2747/2748/2749 achieve 0.6 on-resistance and 0.2 flatness at 2.7 v power supply. its total harmonic distortion is 0.006 % (frequency ranges 20 hz to 20 khz). it achieves - 72 db off-isolation and - 100 db crosstalk at 100 khz. its - 3 db bandwidth is up to 78 mhz. select pin of control logic can tolerate voltage above power supply up to 4.3 v. it has guaranteed 1.2 v logic high for the power supply 2.7 v to 4.3 v rang e. this makes it compatible with many low voltage digital control circuits. combining wide operation voltage, low power, high speed, low on-resistance and small physical size, the dg2747, dg2748, dg2749 are ideal for portable and battery powered applications requiring high performance and efficient use of board space . the dg2747, dg2748, dg2749 come in a small miniqfn-8l package (1.4 mm x 1.4 mm x 0.55 mm) and operate over - 40 c to + 85 c extended temperature range. features ? halogen-free according to iec 61249-2-21 definition ? wide operation voltage range: 1.6 v to 4.3 v ? low 0.6 ( typical at 2.7 v) on-resistance ? guaranteed logic high threshold: v th(high) = 1.2 v at v+ = 4.3 v ? - 82 db crosstalk and - 76 db off-isolation at 100 khz ? 250 mhz, - 3 db bandwidth ? 0.006 % total harmonic distortion ? > 250 ma latch up current per jesd78 ? > 8 kv esd/hbm per mil-std 883 (method 3015) ? compliant to rohs directive 2002/95/ec benefits ? ultra small miniqfn-8l package of 1.4 mm x 1.4 mm x 0.55 mm ? high fidelity audio switch ? reed relay replacement ? low power consumption applications ? cellular phones ? gps and portable media player ? audio and video signal routing ? modems ? hard drives and computer peripherals ? low voltage data-acquisition circuits ? medical and test equipment functional block diagram and pin configuration pin 1 de v ice marking: gx for dg2727 x = date/lot tracea b ility code gx (top v ie w ) dg2727 miniqfn- 8 l top v ie w 2 6 8 4 1 3 7 5 g n d v + i n 1 i n 2 d 2 s 1 d 1 pin 1 de v ice marking: lx for dg2729 x = date/lot tracea b ility code lx (top v ie w ) dg2729 miniqfn- 8 l top v ie w 2 6 8 4 1 3 7 5 v + g n d pin 1 de v ice marking: kx for dg272 8 x = date/lot tracea b ility code kx (top v ie w ) 2 6 8 4 1 3 7 5 g n d v + dg272 8 miniqfn-8l top v ie w s 2 i n 1 i n 2 d 2 s 1 d 1 s 2 i n 1 i n 2 d 2 s 1 d 1 s 2
www.vishay.com 2 document number: 69049 s09-0557-rev. a, 13-apr-09 vishay siliconix dg2727, dg2728, dg2729 notes: a. signals on s or d or in exceeding v+ wi ll be clamped by internal diodes. limit forwar d diode current to maximum current rati ngs. b. all leads welded or soldered to pc board. c. derate 2.4 mw/c above 70 c. truth table logic dg2727 dg2728 dg2729 s 1 and d 1 s 2 and d 2 s 1 and d 1 d 2 and d 2 s 1 and d 1 s 2 and d 2 low off off on on on off high on on off off off on ordering information temp. range package part number - 40 c to 85c miniqfn-8l dg2727dn-t1-e4 dg2728dn-t1-e4 DG2729DN-T1-E4 absolute maximum ratings t a = 25 c, unless otherwise noted parameter limit unit reference to gnd v+ - 0.3 to 5.0 v in, d, s a - 0.3 to (v+ + 0.3) current (any terminal except s or d) 30 ma continuous current (s or d) 300 peak current (pulsed at 1 ms, 10 % duty cycle) 500 storage temperature (d suffix) - 65 to 150 c power dissipation (packages) b miniqfn-8l c 190 mw
document number: 69049 s09-0557-rev. a, 13-apr-09 www.vishay.com 3 vishay siliconix dg2727, dg2728, dg2729 notes: a. room = 25 c, full = as determined by the operating suffix. b. the algebraic convention whereby the most negative value is a minimum and the most pos itive a maximum, is used in this data sheet. c. typical values are for design aid only, not guaranteed nor subject to production testing. d. guarantee by design, not subjected to production test. e. v in = input voltage to perform proper function. stresses beyond those listed under ?absolute maximum ratings? may cause permanent damage to the device. these are stress rating s only, and functional operation of the device at these or any other conditions beyond those indi cated in the operational sections of the specifications is not implied. exposure to absolute maximum rating conditions for extended per iods may affect device reliability. specifications v+ = 3 v parameter symbol test conditions unless otherwise specified v+ = 3 v, 10 %,v in = 0.4 v or 1.2 v e temp. a limits - 40 c to 85 c unit min. b typ. c max. b analog switch analog signal range d v analog full v+ - 4.3 v v+ v on-resistance r on v+ = 2.7 v, i d = 100 ma, v s = - 1.6 v, - 1 v, 0 v, 2 v, 2.7 v room 0.65 1.0 full 1.15 r on match r on v+ = 2.7 v, i d = 100 ma, v s = - 1.6 v, - 1 v, 0 v, 2 v, 2.7 v room 0.1 r on resistance flatness r on flatness v+ = 2.7 v, i d = 100 ma, v s = - 1.6 v, - 1 v, 0 v, 2 v, 2.7 v room 0.2 0.3 switch off leakage current i s(off) v+ = 2.7 v, v s = - 1.8 v, 2.4 v v d = 0 v room - 100 100 na full - 500 500 i d(off) room - 100 100 full - 500 500 channel-on leakage current i d(on) v+ = 2.7 v, v s = v d = - 1.8 v, 2.4 v room full - 100 100 - 500 500 digital control high level input voltage v inh v+ = 1.6 v to 2.6 v full 1.0 v v+ = 2.7 v to 4.3 v 1.2 low level input voltage v inl v+ = 1.6 v to 2.6 v 0.3 v+ = 2.7 v to 4.3 v 0.4 input current i inl or i inh v in = 0 or v+ - 1 1 a dynamic characteristics tu r n - o n t i m e t on v+ = 1.6 v to 4.3 v, v s = 1.5 v, r l = 50 , c l = 35 pf room 38 67 ns full 72 turn-off time t off room 14 40 full 42 break-before-make time (dg2729 only) t bbm full 2 14 ns charge injection d q c l = 1 nf, r gen = 0 , v gen = 0 v room 1.2 pc off-isolation d o irr r l = 50 , c l = 5 pf, f = 1 mhz room - 58 db r l = 50 , c l = 5 pf, f = 100 khz - 76 crosstalk d x ta l k r l = 50 , c l = 5 pf, f = 1 mhz - 64 r l = 50 , c l = 5 pf, f = 100 khz - 82 3 db bandwidth d r l = 50 , c l = 5 pf room 252 mhz total harmonic distortion d thd r l = 600 , 0.5 vp-p, f = 20 hz to 20 khz room 0.006 % source off capacitance d c s(off) f = 1 mhz, v s = 0 v room 31 pf drain off capacitance d c d(off) f = 1 mhz, v d = 0 v room 31 drain on capacitance d c d(on) f = 1 mhz, v d = v s = 0 v room 46 power supply power supply range v+ 1.6 4.3 v power supply current i+ v in = 0 or v+ full 1.0 a
www.vishay.com 4 document number: 69049 s09-0557-rev. a, 13-apr-09 vishay siliconix dg2727, dg2728, dg2729 typical characteristics t a = 25 c, unless otherwise noted r ds(on) vs. analog voltage and supply voltage supply current vs. temperature switching time vs. temperature 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 - 3 - 2 - 1 0 1 2 3 4 5 t = 25 c i d = 100 ma v + = 3.0 v v + = 4.3 v v + = 2.7 v v + = 3.6 v v + = 1.6 v v s - analog v oltage ( v ) r o n - on-resistance ( ) v + = 1. 8 v v + = 2.0 v temperat u re (c) i+ - s u pply c u rrent (na) 0 1 10 100 - 60 - 40 - 20 0 20 40 60 8 0100 v i n = 0 v v i n = v + v + = 2.7 v temperat u re (c) s w itching time (ns) 0 5 10 15 20 25 30 35 40 45 - 60 - 40 - 20 0 20 40 60 8 0 100 t o n v + = 1.6 v t o n v + = 2.7 v t o n v + = 4.3 v t off v + = 1.6 v t off v + = 2.7 v t off v + = 4.3 v r ds(on) vs. analog voltage and temperature charge injection vs. analog voltage insertion loss, off-is olation and crosstalk vs. frequency v s - analog v oltage ( v ) r o n - on-resistance ( ) 0.00 0.25 0.50 0.75 1.00 1.25 1.50 - 2 - 1 0 1 2 3 v + = 2.7 v , i d = 100 ma + 25 c + 8 5 c - 40 c q - charge injection (pc) v s - analog v oltage ( v ) - 90 - 8 0 - 70 - 60 - 50 - 40 - 30 - 20 - 10 0 10 20 - 3- 2- 1012345 v + = 2.0 v v + = 3.0 v v + = 4.3 v fre qu ency (hz) loss, oirr, x talk (db) - 100 - 90 - 8 0 - 70 - 60 - 50 - 40 - 30 - 20 - 10 0 10 v + = 3.0 v r l = 50 oirr loss x talk 100k 1m 10m 100m 1g
vishay siliconix dg2727, dg2728, dg2729 document number: 69049 s09-0557-rev. a, 13-apr-09 www.vishay.com 5 typical characteristics t a = 25 c, unless otherwise noted test circuits switching threshold vs. supply voltage v + - s u pply v oltage ( v ) v t - s w itching threshold ( v ) 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 total harmonic distortion vs. frequency fre qu ency (hz) total harmonic distortion ( % ) 0.001 0.01 0.1 10 100 1000 10 000 100 000 v + = 3.6 v v + = 2.7 v r l = 600 v signal = 0.5 v p-p figure 1. switching time switch input c l (includes fixture and stray capacitance) v+ in s c l 35 pf d logic input r l 50 v out gnd v+ 50 % 0 v logic input switch output t on t off logic "1" = switch on logic input waveforms inverted for switches that have the opposite logic sense. 0 v switch output v out v d r l r l r on 0.9 x v out t r 5 ns t f 5 ns v inh v inl = + < < ( ) figure 2. break-before-make (dg2729) v i n l logic inp u t s w itch s w itch o u tp u t v i n h 50 % 0 v o u tp u t 0 v 90 % v o1 v o2 90 % v s2 v s1 t d t d v o1 c l (incl u des fixt u re and stray capacitance) v + s 1 s 2 v s1 i n 1 d 1 v s2 r l1 50 d 2 v o2 c l1 35 pf g n d r l2 50 c l2 35 pf i n 2 v +
www.vishay.com 6 document number: 69049 s09-0557-rev. a, 13-apr-09 vishay siliconix dg2727, dg2728, dg2729 test circuits vishay siliconix maintains worldwide manufacturing capability. products may be manufactured at one of several qualified locatio ns. reliability data for silicon technology and package reliability represent a composite of all qualified locations. for related documents such as package/tape drawings, part marking, and reliability data, see www.vishay.com/ppg?69049 . figure 3. charge injection c l 1 nf d r g v o v + s v i n = 0 - v + i n v g g n d v + off o n off off o n off v o v o i n x i n x q = v o x c l figure 4. off-isolation in 1 or in 2 gnd s 1 or s 2 0 v, v+ d 1 or d 2 off isolation 20 log v d v s r l analyzer v+ v+ = figure 5. crosstalk 0 v , v + s 1 or s 1 x talk isolation = 20 log v o v s d 2 c = rf b ypass r l d 1 s 2 or s 2 v s 0 v , v + i n 1 50 v o i n 2 r g = 50 v + g n d v + c figure 6. channel off/on capacitance s 1 or s 2 f = 1 mhz d 1 or d 2 gnd 0 v, v+ meter hp4192a impedance analyzer or equivalent v+ v+ in 1 or in 2
document number: 68674 www.vishay.com revision: 05-may-08 1 package information vishay siliconix miniqfn-8l case outline d e a c a1 a 1 2 4 7 6 8 3 5 b e l 1 2 3 4 7 6 5 8 l ll millimeters inches dim min. nom. max. min. nom. max. a 0.50 0.55 0.60 0.0197 0.0217 0.0236 a1 0.00 - 0.05 0.000 - 0.002 b 0.15 0.20 0.25 0.006 0.008 0.010 c 0.15 ref 0.006 ref d 1.35 1.40 1.45 0.053 0.055 0.057 e 1.35 1.40 1.45 0.053 0.055 0.057 e 0.40 bsc 0.016 bsc l 0.35 0.40 0.45 0.014 0.016 0.018 ecn: c-08336-rev. a, 05-may-08 dwg: 5964
document number: 91 000 www.vishay.com revision: 11-mar-11 1 disclaimer legal disclaimer notice vishay all product, product specifications and data ar e subject to change without notice to improve reliability, function or design or otherwise. vishay intertechnology, inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectivel y, vishay), disclaim any and all liability fo r any errors, inaccuracies or incompleteness contained in any datasheet or in any o ther disclosure relating to any product. vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or the continuing production of any product. to the maximum extent permitted by applicab le law, vishay disc laims (i) any and all liability arising out of the application or use of any product, (ii) any and all liability, incl uding without limitation specia l, consequential or incidental dama ges, and (iii) any and all impl ied warranties, including warran ties of fitness for particular purpose, non-infringement and merchantability. statements regarding the suitability of pro ducts for certain types of applications are based on vishays knowledge of typical requirements that are often placed on vishay products in gene ric applications. such statements are not binding statements about the suitability of products for a partic ular application. it is the customers responsibility to validate that a particu lar product with the properties described in th e product specification is su itable for use in a particul ar application. parameters provided in datasheets an d/or specifications may vary in different applications and perfo rmance may vary over time. all operating parameters, including typical pa rameters, must be validated for each customer application by the customers technical experts. product specifications do not expand or otherwise modify vishays term s and conditions of purchase, including but not limited to the warranty expressed therein. except as expressly indicated in writing, vishay products are not designed for use in medical, life-saving, or life-sustaining applications or for any other application in which the failure of the vishay product co uld result in person al injury or death. customers using or selling vishay products not expressly indicated for use in such applications do so at their own risk and agr ee to fully indemnify and hold vishay and it s distributors harmless from and against an y and all claims, liabilities, expenses and damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that vis hay or its distributor was negligent regarding the design or manufact ure of the part. please contact authorized vishay personnel t o obtain written terms and conditions regarding products designed fo r such applications. no license, express or implied, by estoppel or otherwise, to any intelle ctual property rights is gran ted by this document or by any conduct of vishay. product names and markings noted herein may be trademarks of their respective owners.
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