vishay siliconix dg2741, dg2742, dg2743 document number: 72708 s11-0303-rev. b, 28-feb-11 www.vishay.com 1 low-voltage, 0.8 ? r on , dual spst analog switch features ? low voltage operation (1.6 v to 3.6 v) ? low on-resistance - r ds(on) : 0.8 ?? at 2.7 v ? high current handling capacity: 150 ma continuous ? off-isolation: - 56 db at 1 mhz ? fast switching: 25 ns t on ? low charge injection - q inj : 5.8 pc ? low power consumption: < 1 w ? esd protection > 2 000 v benefits ? high accuracy ? high bandwidth ? ttl and low voltage logic compatibility ? low power consumption ? reduced pcb space (sot23-8 and msop-8) applications ? mixed signal routing ? portable and batte ry operated systems ? low voltage data acquisition ? modems ? pcmcia cards description the dg2741, dg2742, dg2743 are low voltage, single supply, dual spst analog switches. designed for high performance switching of analog signals, the dg2741, dg2742, dg2743 provide low on-resistance (0.8 ? at + 2.7 v), fast speed (t on , t off at 35 ns and 33 ns) and the ability to handle signals over the entire analog voltage range. when operated on a + 3 v supply, control pins are compatible with 1.8 v digital logic. additionally, on- resistance flatness and matching (0.18 ? and 0.08 ? , respectively) offer high accuracy between channels. the dg2741 contains two normally open (no) switches, the dg2742 contains two normally closed (nc) switches, and the dg2743 contains one normally open and one normally closed switch. break-befor e-make is guaranteed. built on vishay siliconix?s low voltage submicron cmos process, the dg2741, dg2 742, dg2743 were designed to offer solutions that extend beyond audio/video functions, to providing the performance required for today?s demanding mixed-signal switching in portable applications. functional block diagram and pin configuration (dg2741) in 1 no 1 v+ dg2741, sot23-8 com 1 no 2 in 2 com 2 gnd 1 2 3 4 8 7 6 5 top view device marking: f3 dg2741, msop-8 no 1 v+ com 1 in 1 in 2 com 2 gnd no 2 1 2 3 4 8 7 6 5 top view device marking: 2741 truth table (dg2741) logic switch 0off 1on
www.vishay.com 2 document number: 72708 s11-0303-rev. b, 28-feb-11 vishay siliconix dg2741, dg2742, dg2743 functional block diagram and pin configuration (dg2742, dg2743) in 1 nc 1 v+ dg2742, sot23-8 com 1 nc 2 in 2 com 2 gnd 1 2 3 4 8 7 6 5 top view device marking: f4 nc 1 v+ com 1 dg2742, msop-8 in 1 in 2 com 2 gnd nc 2 1 2 3 4 8 7 6 5 top view device marking: 2742 truth table (dg2742) logic switch 0on 1off in 1 no 1 v+ dg2743, sot23-8 com 1 nc 2 in 2 com 2 gnd 1 2 3 4 8 7 6 5 top view device marking: f5 dg2743, msop-8 no 1 v+ com 1 in 1 in 2 com 2 gnd nc 2 1 2 3 4 8 7 6 5 top view device marking: 2743 truth table (dg2743) logic switch-1 switch-2 0offon 1onoff ordering information temp. range package part number - 40 c to 85 c msop-8 dg2741dq-t1 dg2742dq-t1 dg2743dq-t1 sot23-8 DG2741DS-T1 dg2742ds-t1 dg2743ds-t1
document number: 72708 s11-0303-rev. b, 28-feb-11 www.vishay.com 3 vishay siliconix dg2741, dg2742, dg2743 notes: a. signals on nc, no, or com or in exceeding v+ will be clamped by internal diodes. limit forward diode current to maximum curr ent ratings. b. all leads welded or soldered to pc board. c. derate 3.1 mw/c above 70 c. absolute maximum ratings (t a = 25 c, unless otherwise noted) parameter limit unit referenced v+ to gnd - 0.3 to + 4 v v in, com, nc, no a - 0.3 v to (v+ + 0.3 v) continuous current (no, nc and com pins) 200 ma peak current (pulsed at 1 ms, 10 % duty cycle) 300 esd per method 3015.7 > 2 kv storage temperature (d suffix) - 65 to 150 c power dissipation (packages) c 6-pin sc-70 c 250 mw specifications (v+ = 1.8 v) parameter symbol test conditions otherwise unless specified v+ = 1.8 v, 10 %, v in = 0.4 or 1.0 v e temp. a limits - 40 c to 85 c unit min. b typ. c max. b analog switch analog signal range d v no , v nc v com full 0 v+ v on-resistance r on v+ = 1.8 v, v com = 0.9 v i no , i nc = 10 ma room full d 0.9 2.5 4.0 ? r on flatness d r on flatness v+ = 1.8 v, v com = 0 to v+, i no , i nc = 10 ma room 0.25 r on match d ? r on room 0.05 switch off leakage current f i no(off) i nc(off) v+ = 1.8 v v no , v nc = 0.2 v/2.0 v, v com = 1.5 v/0.3 v room full d - 1 - 10 1 10 na i com(off) room full d - 1 - 10 1 10 channel-on leakage current f i com(on) v+ = 1.8 v, v no , v nc = v com = 0.3 v/1.5 v room full d - 1 - 10 1 10 digital control input high voltage v inh full 1.0 v input low voltage v inl full 0.4 input capacitance d c in full 5.5 pf input current f i inl or i inh v in = 0 or v+ full - 1 1 a dynamic characteristics tu r n - o n t i m e d t on v no or v nc = 1.5 v, r l = 50 ? , c l = 35 pf figures 1 and 2 room full d 33 45 50 ns turn-off time d t off room full d 27 40 45 break-before-make time d t d room 3 charge injection d q inj c l = 1 nf, v gen = 0 v, r gen = 0 ? , figure 3 room 20 pc off-isolation d oirr r l = 1 k ? , c l = 5 pf, f = 1 mhz room 55 db crosstalk d x ta l k room 91 no, nc off capacitance d c no(off) c nc(off) v in = 0 or v+, f = 1 mhz room 88 pf channel-on capacitance d c on room 105
www.vishay.com 4 document number: 72708 s11-0303-rev. b, 28-feb-11 vishay siliconix dg2741, dg2742, dg2743 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, nor s ubjected to production test. e. v in = input voltage to perform proper function. f. guaranteed by 3 v leakage testing, not production tested. stresses beyond those listed under ?absolute maximum ratings? ma y cause permanent damage to the device. these are stress rating s only, and functional operation of the device at these or any other condit ions beyond those indicated in the operational sections of the specifications is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. specifications (v+ = 3.0 v) parameter symbol test conditions otherwise unless specified v+ = 3 v, 10 %, v in = 0.5 or 1.4 v e temp. a limits - 40 c to 85 c unit min. b typ. c max. b analog switch analog signal range d v no , v nc v com full 0 v+ v on-resistance r on v+ = 2.7 v, v com = 0.2 v/1.5 v, i no i nc = 100 ma room full 0.4 0.8 0.9 ? r on flatness r on flatness v+ = 2.7 v, v com = 1.5, 2 v, i no , i nc = 100 ma room 0.8 0.18 r on matchflat ? r on room 0.05 0.08 switch off leakage current i no(off) i nc(off) v+ = 3.3 v v no , v nc = 0.3 v/3 v, v com = 3 v/0.3 v room full - 1 - 10 1 10 na i com(off) room full - 1 - 10 1 10 channel-on leakage current i com(on) v+ = 3.3 v, v no , v nc = v com = 0.3 v/3 v room full - 1 - 10 1 10 digital control input high voltage v inh full 1.4 v input low voltage v inl full 0.5 input capacitance d c in full 5.5 pf input current f i inl or i inh v in = 0 or v+ full - 1 1 a dynamic characteristics tu r n - o n t i m e t on v no or v nc = 1.5 v, r l = 50 ? , c l = 35 pf v+ = 2.7 v, figures 1 and 2 room full 20 30 35 ns turn-off time t off room full 18 28 33 break-before-make time t d room 1 charge injection d q inj c l = 1 nf, v gen = 0 v, r gen = 0 ? , figure 3 room 5.8 pc off-isolation d oirr r l = 1 k ? , c l = 5 pf, f = 1 mhz room - 56 db crosstalk d x ta l k room - 89 no, nc off capacitance d c no(off) c nc(off) v+ = 3.6 v, v in = 0 or v+, f = 1 mhz room 81 pf channel-on capacitance d c on room 103 power supply power supply range v+ 1.5 3.6 v power supply current i+ v+ = 3.6 v, v in = 0 or v+ 0.01 1.0 a
document number: 72708 s11-0303-rev. b, 28-feb-11 www.vishay.com 5 vishay siliconix dg2741, dg2742, dg2743 typical characteristics (25 c, unless otherwise noted) r ds(on) vs. v com vs. 1 v cc supply current vs. temperature leakage current vs. temperature 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 v d (v) r ds (on) ( ? ) v+ = 1.8 v, nc v+ = 1.8 v, no v+ = 2.7 v, no v+ = 2.7 v, nc - 40 - 20 0 20 40 60 80 100 10000 100 1 temperature ( c) 10 v+ = 3.6 v 1000 i cc supply current (pa) v in = 0 v v in = 3.6 v - 50 - 25 0 25 50 75 100 1 100 leakage current (pa) temperature ( c) 10 000 10 i s(off) v+ = 3.5 v 1000 i d(off) i d(on) r ds(on) vs. v d , v cc and temperature switching frequency vs. supply current leakage current vs. analog voltage 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 25 c 85 c v+ = 1.8 v v+ = 2.7 v r ds(on) ( ) v d (v) -40 c 25 c -40 c 85 c input switching frequency (hz) power supply current (a) 10 000 1000 100 10 1 0.1 0.01 0.01 k 0.1 k 1 k 10 k 100 k 1 m 10 m 100 m 1 g - 2000 - 1500 - 1000 - 500 0 500 1000 1500 2000 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 leakage current (pa) v+ = 3.3 v i s(off) v d (v) i d(on) i d(off)
www.vishay.com 6 document number: 72708 s11-0303-rev. b, 28-feb-11 vishay siliconix dg2741, dg2742, dg2743 typical characteristics (25 c, unless otherwise noted) switching time vs. v cc and temperature switching threshold vs. supply voltage 0 5 10 15 20 25 30 35 40 45 50 - 40 - 20 0 20 40 60 80 100 temperature ( c) t on , t off - switching time (ns) t on, v+ = 1.8 v t off, v+ = 1.8 v t on, v+ = 2.7 v t off, v+ = 2.7 v 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 0123456 v+ - supply voltage (v) v t - switching threshold (v) insertion loss, off -isolation crosstalk vs. frequency charge injection vs. analog voltage - 130 10 loss, oirr, x fre q uenc y ( hz ) - 10 10 m 1 g 1 m 10 k - 30 - 50 - 70 talk (db) v+ = 3.6 v v+ = 1.8 v loss oirr - 90 - 110 x talk 100 m 100 k - 60 - 40 - 20 0 20 40 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 v com - analog voltage (v) q - charge injection (pc) v+ = 3.6 v v+ = 1.8 v
document number: 72708 s11-0303-rev. b, 28-feb-11 www.vishay.com 7 vishay siliconix dg2741, dg2742, dg2743 test circuits vishay siliconix maintains worldwide manufacturing capability. pr oducts 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?72708 . figure 1. switching time switch input c l (includes fixture and stray capacitance) v+ in no or nc c l 35 pf com 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. switch output 0.9 x v out t r < 5 ns t f < 5 ns v inh v inl v out =v com r l r l +r on figure 2.charge injection off on on in ? v out v out q = ? v out x c l c l = 1 nf com r gen v out nc or no v in = 0 - v+ in v gen gnd v+ v+ in depends on switch configuration: input polarity determined by sense of switch. + figure 3. off-isolation in gnd nc or no 0 v, 2.4 v 10 nf com off isolation = 20 log v com v no/ nc r l analyzer v+ v+ figure 4. channel off/on capacitance nc or no f = 1 mhz in com gnd 0 v, 2.4 v meter hp4192a impedance analyzer or equivalent 10 nf v+ v+
notes: 1. die thickness allowable is 0.203 0.0127. 2. dimensioning and tolerances per ansi.y14.5m-1994. 3. dimensions ?d? and ?e 1 ? do not include mold flash or protrusions, and are measured at datum plane -h- , mold flash or protrusions shall not exceed 0.15 mm per side. 4. dimension is the length of terminal for soldering to a substrate. 5. terminal positions are shown for reference only. 6. formed leads shall be planar with respect to one another within 0.10 mm at seating plane. 7. the lead width dimension does not include dambar protrusion. allowable dambar protrusion shall be 0.08 mm total in excess of the lead width dimension at maximum material condition. dambar cannot be located on the lower radius or the lead foot. minimum space between protrusions and an adjacent lead to be 0.14 mm. see detail ?b? and section ?c-c?. 8. section ?c-c? to be determined at 0.10 mm to 0.25 mm from the lead tip. 9. controlling dimension: millimeters. 10. this part is compliant with jedec registration mo-187, variation aa and ba. 11. datums -a- and -b- to be determined datum plane -h- . 12. exposed pad area in bottom side is the same as teh leadframe pad size. 5 n n-1 a b c 0.20 (n/2) tips) 2x n/2 2 1 0.60 0.50 0.60 e top view e see detail ?b? -h- 3 d -a- seating plane a 1 a 6 c 0.10 side view 0.25 bsc 4 l -c- seating plane 0.07 r. min 2 places parting line detail ?a? (scale: 30/1) 0.48 max detail ?b? (scale: 30/1) dambar protrusion 7 c 0.08 m b s a s b b 1 with plating base metal c 1 c section ?c-c? scale: 100/1 (see note 8) see detail ?a? a 2 0.05 s c c ? 3 e 1 -b- end view e1 0.95 package information vishay siliconix document number: 71244 12-jul-02 www.vishay.com 1 msop: 8?leads jedec part number: mo-187, (variation aa and ba) n = 8l millimeters dim min nom max note a - - 1.10 a 1 0.05 0.10 0.15 a 2 0.75 0.85 0.95 b 0.25 - 0.38 8 b 1 0.25 0.30 0.33 8 c 0.13 - 0.23 c 1 0.13 0.15 0.18 d 3.00 bsc 3 e 4.90 bsc e 1 2.90 3.00 3.10 3 e 0.65 bsc e 1 1.95 bsc l 0.40 0.55 0.70 4 n 8 5 0 4 6 ecn: t-02080?rev. c, 15-jul-02 dwg: 5867
e1 d e1 e e b c l c l c l c l a1 a2 a -a- -a- 0.10 e1 c 0.20 datum a notes: 1. all dimensions are in millimeters. 2. foot length measured at intercept point between datum a and lead surface. 3. package outline exclusive of mold flash and metal burr. 4. package outline inclusive of solder plating. 5. no molding flash allowed on the top and bottom lead surface. 2 l package information vishay siliconix document number: 72207 09-apr-03 www.vishay.com 1 sot?23 : 8?lead millimeters inches dim min nom max min nom max a 0.90 1.27 1.45 0.035 0.05 0.057 a1 0.00 0.0762 0.15 0.000 0.003 0.006 a2 0.90 1.20 1.30 0.035 0.047 0.051 b 0.22 0.30 0.38 0.009 0.012 0.015 c 0.09 0.152 0.20 0.004 0.006 0.008 d 2.80 2.9 3.00 0.11 0.114 0.118 e 2.60 2.8 23.00 0.102 0.11 0.118 e1 1.50 1.65 1.75 0.059 0.065 0.069 e 0.65 ref 0.026 ref e1 1.95 ref 0.077 ref l 0.35 0.45 0.55 0.014 0.018 0.022 0 4 8 0 4 8 ecn: c-03085?rev. a, 07-apr-03 dwg: 5895
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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