________________________________ ________________________________________ http://www.union - ic.com rev. 05 dec .20 1 3 1 / 6 u m3670 high speed, low voltage, dual, d pdt analog switch u m 3670 qfn16 3 .0 3 .0 u m3670a qfn16 2.6 1.8 general description the um 3670 /3670a is a high speed , dual , dual - pole/double - throw ( d pdt) analog switch operate s from a single + 1.8v to + 5 .5 v power supply. the um 3670 /3670a features d ual 5 r on ( typ ) d pdt switches with 3 00mhz bandwidth and low crosstalk . the switch offer s a high - performance, low - cost solution to switch between video sources . the switch is available in pb - free q fn 16 package . applications features ? communication system ? cell phone ? portable instrumentation ? audio signal routing ? audio and video switching ? pcmcia cards ? computer peripherals ? modems ? pdas ? wide bandwidth: 3 00mhz ? low on - resistance: 5 (typ) ? single - supply operation : 1.8v to 5 .5 v ? power off protection: when vcc=0v, inp ut signal can tolerate up to 5 v ? fast switching time ? rail - to - rail operation ? typical power consumption(0. 5 w) ? ttl/cmos compatible ? low crosstalk: - 6 0db ( 10 m hz ) ? micro size package : um3670, qfn16 3.03.0 UM3670A, qfn16 2.61.8 pin configurations top view ( top view ) xx : week code um3670 qfn16 3.03.0 n o 1 n o 2 n o 3 n o 0 n c 0 n c 1 n c 2 n c 3 c o m 0 c o m 1 c o m 2 c o m 3 i n 0 - i n 1 i n 2 - i n 3 g n d v + q f n 1 6 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 u m 3 6 7 0 x x
________________________________ ________________________________________ http://www.union - ic.com rev. 05 dec .20 1 3 2 / 6 u m3670 order informa tion part number packaging type marking code s hipping qty um3670 qfn16 3.0 3.0 um3670 3000pcs/13 inch tape & reel um3670 a qfn16 2.6 1.8 3670 3000pcs/7 inch tape & reel p i n description name function nc0,nc1,nc2,nc3 , no 0,no1,no2,no3 analog i/o in0 _ in1,in2 _ in3 select input com0,com1,com2,com3 analog i/o gnd ground v + power suppl y block diagram function table (top view) xx : week code UM3670A qfn16 2.61.8 in0 - in1 function nc0&nc1 no0&no1 0 on off 1 off on in2 - in3 function nc2&nc3 no2&no3 0 on off 1 off on c o m 0 n o 0 v + n c 3 c o m 3 n o 3 i n 2 - i n 3 n c 2 c o m 2 n o 2 g n d n c 1 c o m 1 n o 1 i n 0 - i n 1 n c 0 1 6 1 5 1 4 1 3 1 2 1 1 1 0 9 8 7 6 5 4 3 2 1 3 6 7 0 x x n c 0 n o 0 n c 1 n o 1 n c 2 n o 2 n c 3 n o 3 c o m 0 c o m 1 i n i 0 - i n i 1 c o m 2 c o m 3 i n i 2 - i n i 3
________________________________ ________________________________________ http://www.union - ic.com rev. 05 dec .20 1 3 3 / 6 u m3670 absolute maximum ratings symbol parameter limit unit v + supply voltage - 0. 3 to + 6.0 v v s com_,nc_,no_ in put voltage - 0. 3 to + 6.0 in select input voltage - 0. 3 to + 6.0 io continuous current 200 ma t o opera ting temperature range - 40 to +85 c t j junction temperature +150 t stg storage temperature range - 65 to +150 t l junction lead temperature (soldering, 10seconds) +300 esd esd method 3015.7 4 000 v electrical characteristics (over the operating range, v + =+5 v 10%, t a = - 40 to +85 .) symbol parameter test conditions limits ( C 40 to 85 c) unit min typ max dc electrical characteristics v analog analog signal range 0 v+ v r on on - resistan ce v + =4.5v,v i =1.0v,i on =13ma 5 9 v + =4.5v,v i =2.0v,i on =26ma 5 10 i cc quiescent power supply current v + =5.5v, v in = gnd or 5v 0.1 1 a i cct transience power supply current v + =4.3v, v in =1.8v 11 20 a icc supply current per input @ ttl high v + =5 .5v, v in = 3.4v 6 15 a i ih input high current v + =5.5v, v in = v + 1 a i il input low current v + =5.5v, v in = gnd 1 a i o analog output leakage current 0 no , nc or com v + , switch off 1 a v ih input high voltage 2 v v il input low voltage 0. 8 v v h input hysteresis at control pins 200 mv dynamic characteristics t on turn on time r l = 5 0 ,c l =20pf 15 20 ns t off turn off time r l = 5 0 ,c l =20pf 6 10 ns v iso off isolation r l =50 , f = 10mhz - 55 db vct crosstalk r l = 50, f = 10mhz - 60 db bw - 3 db bandwidth r l =50 300 mhz c in input/enable capacitance v in = 0v,f=1mhz 6 pf c off switch off capacitance v in = 0v,f=1mhz 9 pf c on switch on capacitance v in = 0v,f=1mhz 18 pf
________________________________ ________________________________________ http://www.union - ic.com rev. 05 dec .20 1 3 4 / 6 u m3670 package information u m3670 qfn16 3 .0 3 .0 outline drawing dimensions symbol millimeters inches min max min max a 0.600 0.900 0.024 0.035 a1 0.000 0.500 0.000 0.002 a2 0.153 0.253 0.006 0.010 d 2.900 3.100 0.11 2 0.11 4 e 2.900 3.100 0.11 2 0.11 4 d1 1.600 1.860 0.0 63 0.073 e1 1.600 1.860 0.063 0.073 k 0.200ref 0.008ref b 0.180 0.300 0.007 0.012 e 0.500ref 0. 019 ref l 0.250 0.550 0.010 0.022 land pattern notes: 1. compound dimension: 3.0 3.0 ; 2. unit: mm; 3. general tolerance 0.05mm unless otherwise specified; 4. the layout is just for reference. tape and reel orientation n 1 3 n 1 6 n 1 n 5 n 9 t o p v i e w e d n 5 n 1 3 n 1 6 n 1 n 9 b d 1 e 1 k e l b o t t o m v i e w s i d e v i e w a a 1 a 2 u m 3 6 7 0 x x
________________________________ ________________________________________ http://www.union - ic.com rev. 05 dec .20 1 3 5 / 6 u m3670 u m3670 a qfn16 2.6 1.8 outline drawing dimensions symbol millimeters inches min max min max a 0.5 0.6 0.02 0.024 a1 0 0.05 0 0.002 a3 0.15ref 0.006ref d 1.75 1.85 0.069 0.073 e 2.55 2.65 0.1 0.104 l 0.3 0.5 0.012 0.02 b 0.15 0.25 0.006 0.01 e 0.400typ 0.016ref land pattern notes: 1. compound dimension: 2.6 1.8 ; 2. unit: mm; 3. general tolerance 0.05mm unless otherwise specified; 4. the layout is just for reference. tape and reel orientation d e t o p v i e w l b e 0 . 7 0 . 5 b o t t o m v i e w s i d e v i e w a a 1 a 3 n 1 n 5 n 9 n 1 3 n 1 6 n 1 n 5 n 9 n 1 3 n 1 6 0 . 3 3 6 7 0 x x
________________________________ ________________________________________ http://www.union - ic.com rev. 05 dec .20 1 3 6 / 6 u m3670 i mportant notice the information in this document has been carefully reviewed and is believed to be accurate. nonetheless, this document is subject to change without notice. union assumes no responsibility for any inaccuracies that may be contained in this document, and makes no commitment to update or to keep current the contained inform ation, or to notify a person or organization of any update. union reserves the right to make changes, at any time, in order to improve reliability, function or design and to attempt to supply the best product possible. union semiconductor, inc a dd : 2 f, no. 3 , lane647 songtao road, shanghai 201203 tel: 021 - 5109 3966 fax: 021 - 51026018 website: www.union - ic.com
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