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vishay siliconix dg308a, dg309 document number: 70046 s11-0303-rev. g, 28-feb-11 www.vishay.com 1 quad monolithic spst cmos analog switches features ? 15 v analog input range ? low on-resistance: 60 ? ? fast switching: 130 ns ? low power dissipation: 30 nw ? cmos logic compatible benefits ? full rail-to-rail analog signal range ? low signal error ? wide dynamic range ? single or dual supply capability ? static protected logic inputs ? space savings (tssop) applications ? portable and battery powered instrumentation ? communication systems ? computer peripherals ? high-speed multiplexing description featuring low on-resistance (60 ? ) and fast switching (130 ns), the dg308a is supplied in the ?normally open? configuration while dg309 is supplied ?normally closed?. input thresholds are high voltage cmos compatible. designed with the vishay siliconix plus-40 cmos process to combine low power dissipation with a high breakdown voltage rating of 44 v, each switch conducts equally well in both directions when on, and bl ocks up to the supply voltage when off. an epitaxial layer prevents latch up. the dg308b, dg309b upgrades are recommended for new designs. functional block diagram and pin configuration for spst switches per package logic ?0? ?? 3.5 v logic ?1? ?? 11 v * pb containing terminations are not rohs compliant, exemptions may apply in 1 in 2 d 1 d 2 s 1 s 2 v? v+ gnd nc s 4 s 3 d 4 d 3 in 4 in 3 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 top view dg308a truth table logic dg308a dg309 0 off on 1onoff
www.vishay.com 2 document number: 70046 s11-0303-rev. g, 28-feb-11 vishay siliconix dg308a, dg309 notes: a. signals on s x , d x , or in x exceeding v+ or v- will be clamped by internal diodes . limit forward diode current to maximum current ratings. b. all leads welded or soldered to pc board. c. derate 12 mw/c above 75 c. d. derate 6.5 mw/c above 25 c. e. derate 7.6 mw/c above 75 c. ordering information temp. range package part number 0 c to 70 c 16-pin plastic dip dg308acj dg308acj-e3 dg309cj dg309cj-e3 - 40 c to 85 c 16-pin narrow soic dg308ady dg308ady-e3 dg308ady-t1 dg308ady-t1-e3 dg309dy dg309dy-e3 dg309dy-t1 dg309dy-t1-e3 16-pin tssop dg308adq DG308ADQ-E3 dg308adq-t1 dg308adq-t1-e3 dg309dq dg309dq-e3 dg309dq-t1 dg309dq-t1-e3 absolute maximum ratings parameter limit unit voltages referenced v+ to v- 44 v gnd 25 digital inputs a , v s , v d (v-) - 2 to (v+) + 2 or 20 ma, whichever occurs first current, any terminal except s or d 30 ma continuous current s or d 20 (pulsed at 1 ms, 10 % duty cycle max.) 70 storage temperature (ak suffix) - 65 to 150 c (cj, dy and dq suffix) - 65 to 125 power dissipation b 16-pin plastic dip c 470 mw 16-pin narrow soic and tssop e 600 16-pin cerdip d 900
document number: 70046 s11-0303-rev. g, 28-feb-11 www.vishay.com 3 vishay siliconix dg308a, dg309 schematic diagram (typical channel) figure 1. specifications a parameter symbol test conditions unless specified v+ = 15 v, v- = - 15 v v in = 3.5 v or 11 v f temp. b typ. c a suffix - 55 c to 125c c, d suffix unit min. d max. d min. d max. d analog switch analog signal range e v analog full - 15 15 - 15 15 v drain-source on-resistance r ds(on) v d = 10 v, i s = 1 ma room full 60 100 150 100 125 ? source off leakage current i s(off) v s = 14 v, v d = 14 v room full 0.1 - 1 100 1 100 - 5 - 100 5 100 na drain off leakage current i d(off) v d = 14 v, v s = 14 v room full 0.1 - 1 100 1 100 - 5 - 100 5 100 drain on leakage current i d(on) v d = v s = 14 v room full 0.1 - 1 100 1 100 - 5 - 200 5 200 digital control input current with input voltage high i inh v in = 15 v full 0.001 1 1 a input current with input voltage low i inl v in = 0 v full - 0.001 - 1 - 1 input capacitance c in room 8 pf dynamic characteristics tu r n - o n t i m e t on see figure 2 room 130 200 200 ns turn-off time t off room 90 150 150 charge injection q c l = 0.01 f, r gen = 0 ?? v gen = 0 v, room - 10 pc source-off capacitance c s(off) f = 140 khz, v s , v d = 0 v room 11 pf drain-off capacitance c d(off) room 8 channel-on capacitance c d(on) room 27 off-isolation f oirr r l = 75 ? , v s = 2 v p-p , f = 500 khz room 78 db level shift/ drive v in s v+ gnd v- d v- v+
www.vishay.com 4 document number: 70046 s11-0303-rev. g, 28-feb-11 vishay siliconix dg308a, dg309 notes: a.refer to process option flowchart. b.room = 25 c, full = as determine d by the operating temperature suffix. c. typical values are for design aid only, not guaranteed nor subject to production testing. d.the algebraic convention whereby the most nega tive value is a minimum and the most pos itive a maximum, is used in this data s heet. e.guaranteed by design, not subject to production test. f. v in = input voltage to perform proper function. 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. typical characteristics (25 c, unless otherwise noted) specifications a parameter symbol test conditions unless specified v+ = 15 v, v- = - 15 v v in = 3.5 v or 11 v f temp. b typ. c a suffix - 55 c to 125c c, d suffix unit min. d max. d min. d max. d power supplies positive supply current i+ all channels on or off v in = 0 v or 15 v room full 0.001 10 100 10 100 a negative supply current i- room full - 0.001 - 10 - 100 - 100 r ds(on) vs. v d and power supply leakage currents vs. analog voltage 150 - 10 0 10 20 120 90 60 30 0 t a = 25 c 15 5 - 5 - 15 r ds(on) - drain-source on-resistance ( ? ) 5 v 7.5 v 10 v 15 v 20 v v d - drain voltage (v) - 20 - 12 - 6 0 6 12 15 9 3 - 3 - 9 - 15 10 0 - 10 - 20 - 30 (pa) i , i sd t a = 25 c v d or v s - drain or source voltage (v) i s(off) i d(off) i d(on) 20 supply currents vs. switching frequency (all inputs active) r ds(on) vs. v d and power supply voltage 1000 800 600 400 200 i+ 1 k 10 k 100 k 1 m 15 v supplies t a = 25 c i- 100 i+, i- (a) f - frequency (hz) r ds(on) - drain-source on-resistance ( ? ) 250 0 5 10 15 20 200 150 100 50 0 t a = 25 c v- = 0 v + 10 v + 15 v + 20 v v+ = + 7.5 v v d - drain voltage (v)
document number: 70046 s11-0303-rev. g, 28-feb-11 www.vishay.com 5 vishay siliconix dg308a, dg309 typical characteristics (25 c, unless otherwise noted) applications single supply operation the dg308a and dg309 will switch positive analog signals while using a single positive supply. this will allow use in many applications where only one supply is available. the trade-offs or performance given up while using single supplies are: 1) increased r ds(on) and 2) slower switching speed. as stated in the absolute maximu m ratings section of the data sheet, the analog voltage should not go above or below the supply voltages which in single supply operation are v+ and 0 v. 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?70046 . input switching threshold vs. v+ and v- supply voltages 10 0 8 6 4 2 v+, v- positive and negative supplies (v) (v) t v t a = 25 c 0 5 10 15 20 input switching threshold vs. positive supply voltage 8 0 5 10 15 7 6 5 4 3 2 1 0 v+ - positive supply voltage (v) v- = 0 v t a = 25 c (v) t v figure 2. switching time 50 % 0 v 12 v t off t on v o t r < 20 ns t f < 20 ns logic input switch output 90 % c l 35 pf r l 1 k ? v o = v s r l + r ds(on) r l v s = + 3 v v o v- v+ in s d 12 v - 15 v gnd + 15 v
all leads 0.101 mm 0.004 in e h c d e b a1 l 4 3 12 8 7 56 13 14 16 15 9 10 12 11 package information vishay siliconix document number: 71194 02-jul-01 www.vishay.com 1
jedec part number: ms-012 dim min max min max a 1.35 1.75 0.053 0.069 a 1 0.10 0.20 0.004 0.008 b 0.38 0.51 0.015 0.020 c 0.18 0.23 0.007 0.009 d 9.80 10.00 0.385 0.393 e 3.80 4.00 0.149 0.157 e 1.27 bsc 0.050 bsc h 5.80 6.20 0.228 0.244 l 0.50 0.93 0.020 0.037 0 8 0 8 ecn: s-03946?rev. f, 09-jul-01 dwg: 5300
e 1 e q 1 a l a 1 e 1 b b 1 s c e a d 15 max 12345678 16 15 14 13 12 11 10 9 package information vishay siliconix document number: 71261 06-jul-01 www.vishay.com 1

dim min max min max a 3.81 5.08 0.150 0.200 a 1 0.38 1.27 0.015 0.050 b 0.38 0.51 0.015 0.020 b 1 0.89 1.65 0.035 0.065 c 0.20 0.30 0.008 0.012 d 18.93 21.33 0.745 0.840 e 7.62 8.26 0.300 0.325 e 1 5.59 7.11 0.220 0.280 e 1 2.29 2.79 0.090 0.110 e a 7.37 7.87 0.290 0.310 l 2.79 3.81 0.110 0.150 q 1 1.27 2.03 0.050 0.080 s 0.38 1.52 .015 0.060 ecn: s-03946?rev. d, 09-jul-01 dwg: 5482
e 1 e q 1 a l a 1 e 1 b b 1 l 1 s c e a d 12 3 4 5 6 7 8 16 15 14 13 12 11 10 9 package information vishay siliconix document number: 71282 03-jul-01 www.vishay.com 1
dim min max min max a 4.06 5.08 0.160 0.200 a 1 0.51 1.14 0.020 0.045 b 0.38 0.51 0.015 0.020 b 1 1.14 1.65 0.045 0.065 c 0.20 0.30 0.008 0.012 d 19.05 19.56 0.750 0.770 e 7.62 8.26 0.300 0.325 e 1 6.60 7.62 0.260 0.300 e 1 2.54 bsc 0.100 bsc e a 7.62 bsc 0.300 bsc l 3.18 3.81 0.125 0.150 l 1 3.81 5.08 0.150 0.200 q 1 1.27 2.16 0.050 0.085 s 0.38 1.14 0.015 0.045 0 15 0 15 ecn: s-03946?rev. g, 09-jul-01 dwg: 5403
vishay siliconix package information document number: 74417 23-oct-06 www.vishay.com 1 symbols dimensions in millimeters min nom max a - 1.10 1.20 a1 0.05 0.10 0.15 a2 - 1.00 1.05 b 0.22 0.28 0.38 c - 0.127 - d 4.90 5.00 5.10 e 6.10 6.40 6.70 e1 4.30 4.40 4.50 e-0.65- l 0.50 0.60 0.70 l1 0.90 1.00 1.10 y--0.10 1036 ecn: s-61920-rev. d, 23-oct-06 dwg: 5624 tssop: 16-lead
application note 826 vishay siliconix www.vishay.com document number: 72608 24 revision: 21-jan-08 application note recommended minimum pads for so-16 recommended minimum pads for so-16 0.246 (6.248) recommended mi nimum pads dimensions in inches/(mm) 0.152 (3.861) 0.047 (1.194) 0.028 (0.711) 0.050 (1.270) 0.022 (0.559) 0.372 (9.449) return to index return to index
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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