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_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 1 / 15 u m3204 4 - bit bidirectional voltage - level translator for open - drain and push - pull application u m3 204 h csp12 1.9 1. 4 UM3204Q qfn14 3.5 3.5 um3204ue tssop14 general description the um 3204 is q uad channel esd - protected level translator provide the level shifting necessary to allow data transfer in a multi - voltage system. externally applied voltages, v cc b and v cca , set the logic levels on either side of the device. a low - voltage logic signal pres ent on the v cca side of the device appears as a high - voltage logic signal on the v cc b side of the device, and vice - versa. the um 3204 bidi rectional level translator utilize s a transmission - gate based design to allow data translation in either direction (v cca ?v cc b ) on any sing le data line. the um 3204 accepts v cca from +1. 65 v to + 3.6 v and v cc b from + 2.3 v to +5.5v, making it ideal for data transfer between low - voltage asics / plds and higher voltage systems. the um 3204 enters a three - state output mode to reduce supply current when output enable (oe) is low . the um 3204 is designed so that the oe input circuit is supplied by v cca . 5 kv esd protection on the v cc b side for greater protection in applications that route sig nals externally. the um 3204 is a quad level t ranslator available in csp 12 1.91.4 , qfn14 3.53.5 and tssop14 package s . applications features ? spi, microwire, and i 2 c level translation ? low - voltage asic level translation ? smart card readers ? cell - p hone c r a dles ? portable pos systems ? portable communica tion devices ? low - cost serial interfaces ? cell - phones ? gps ? telecommunications equipment ? max data rate s: 24 mbps (push pull), 2mbps(open drain) ? bidirectional level translation ? 1.65v to 3.6v on a p ort and 2.3v to 5.5v on b p ort(v cca ccb ) ? 5 kv esd protection on b p ort ? no power - supply sequencing required v cca or v ccb can be ramped first ? csp12 , qfn14 and tssop14 package s
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 2 / 15 u m3204 pin configurations top view (top view) m: month code um3204h csp12 1.91.4 (top view) xx: week code UM3204Q qfn14 3.53.5 (top view) xx: week code um3204ue tssop14 v c c b v c c a o e g n d a 1 a 2 a 3 a 4 b 1 b 2 b 3 b 4 3 2 1 a b c d a a b m 1 2 3 a b c d v c c a v c c b b 1 b 2 b 3 b 4 n c 1 0 1 1 1 2 1 3 1 4 1 2 a 1 a 2 a 3 3 4 5 6 7 a 4 n c 8 9 g n d o e u m 3 2 0 4 q x x 1 2 3 4 1 4 1 3 1 2 1 1 v c c a a 1 a 2 a 3 b 3 b 2 b 1 v c c b 5 6 7 a 4 n c g n d 1 0 9 8 o e n c b 4 1 4 1 3 1 2 1 1 1 0 9 8 1 2 3 4 5 6 7 u m 3 2 0 4 u e x x
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 3 / 15 u m3204 ball mapping for um 3 2 0 4 h transparent top view pin description pin name function v cca a - port supply voltage. 1. 65 vv cc a 3.6 v and v cc a v ccb a1 input/output 1. referenced to v cca a2 input/output 2. referenced to v cca a3 input/output 3. referenced to v cca a4 input/output 4. referenced to v cca gnd ground oe 3 - state output enable. pull oe low to place all outputs in 3 - state mode. referenced to v cca b4 input/output 4. referenced to v ccb b3 input/output 3. referenced to v ccb b2 input/output 2. referenced to v ccb b1 input/output 1. refer enced to v ccb v ccb b - port supply voltage. 2.3 vv cc b 5.5 v o rdering information part number packaging type marking code s hipping qty um 3204 h csp 12 1.9 1. 4 aab 3000 pcs/ 7 i nch tape & reel UM3204Q qfn14 3.5 3.5 UM3204Q 3000 pcs/ 13i nch tape & reel um3204ue tssop14 um3204ue 3000 pcs/ 13i nch tape & reel a b c d 1 2 3 a 1 a 2 a 3 a 4 v c c b v c c a o e g n d b 1 b 2 b 3 b 4
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 4 / 15 u m3204 absolute maximum ratings (note 1) over operating free - air temperature range (unless otherwise noted) s ymbol p arameter v alue u nit v cca supply voltage range - 0.5 to +4.5 v v ccb supply voltage range - 0.5 to +6.5 v v i input voltage range a ports - 0.5 to +4.5 v b ports - 0.5 to +6.5 v o voltage range applied to any output in the high - impedance or power - off state a ports - 0.5 to +4.5 v b ports - 0.5 to +6.5 v o voltage range applied to any output in the high or low state (note 2) a ports - 0.5 to ( v c ca +0.5) v b ports - 0.5 to ( v ccb +0.5) i ik input clamp current v i 0 - 50 ma i ok output clamp current v o 0 - 50 ma i o continuous output current 50 ma continuous current through v cca , v ccb , or gnd 100 ma t op operating temperature range - 40 to + 85 c t stg storage temperature range - 6 5 to + 150 c note1. stresses beyond those listed under "absolute maximum ratings" may cause permanent damage to the device. these are stress ratings only and functional operation of the device at these or any other condi tions beyond those indicated under "recommended operating conditions" is not implied. exposure to absolute - maximum - rated conditions for extended periods may affect device reliability. note2. the value of v cca and v ccb are provided in the recommended operat ing conditions table. recommended operating conditions (note 1, 2) symbol parameter v cca v ccb min max unit v cca supply voltage 1. 65 3.6 v v ccb 2.3 5.5 v ih high level input voltage a - port 1.65v to 1.95v 2.3 v to 5.5v v cci - 0.2 v cci v 2.3v to3.6v v cci - 0.4 v cci b - port 1. 65 v to 3.6v 2.3 v to 5.5v v cci - 0.4 v cci v oe v cc a 0.65 5.5 v il low level input voltage a - port 1. 65 v to 3.6 v 2.3 v to 5.5v 0 0.15 v b - port 0 0.15 oe 0 v cc a 0. 3 5 t/v input transition rise or fall time a - port push - pull driving 1.65v to 3.6v 2.3v to 5.5v 10 ns/v b - port push - pull driving 10 control input 10 note1. v cci is the supply v oltage associated with the input port. note2. v cca must be less than or equal to v ccb and must not exceed 3.6 v.
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 5 / 15 u m3204 electrical characteristics (note 1, 2 , 3 ) over recommended operating free - air temperature range (unless otherwise noted) parameter test condi tions v cca v ccb t a =25 - 40 to 85 unit typ max min max v oha i oh = - 20a 1.65v to 3.6v 2.3v to 5.5v v cca 0.8 v v ola i ol =1ma 1.65v to 3.6v 2.3v to 5.5v 0.4 v v ohb i oh = - 20a 1.65v to 3.6v 2.3v to 5.5v v ccb 0.8 v v olb i ol =1ma 1.65v to 3.6v 2.3v to 5. 5v 0.4 v i i oe v i =v cci or gnd 1.65v to 3.6v 2.3v to 5.5v 1 2 a i oz a or b port oe=v il 1.65v to 3.6v 2.3v to 5.5v 1 2 a i cca v i =v o =open, i o =0 1.65v to v ccb 2.3v to 5.5v 2.4 a 3.6v 0v 2.2 0v 5.5v - 1 i ccb v i =v o =open, i o =0 1.65v to v ccb 2.3v to 5.5v 12 a 3.6v 0v - 1 0v 5.5v 1 i cca +i ccb v i =v o =open, i o =0 1.65v to 3.6v 2.3v to 5.5v 14.4 a c i oe 3.3 v 3.3 v 2.5 3.5 pf c io a port 3.3v 3.3v 5 6.5 pf b port 1 2 1 6.5 note1. v cci is the supply voltage assoc iated with the input port. note2. v cc o is the supply voltage associated with the out put port. note3. v cca must be less than or equal to v ccb and must not exceed 3.6 v.
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 6 / 15 u m3204 timing requirements o ver recommended operating free - air temperature range, v cca = 1.8v 0. 1 5v (unless otherwise noted) v ccb =2.5v 0.2v v ccb =3.3v 0.3v v ccb =5v 0.5v unit min max min max min max data rate push - pull driving 24 24 24 mbps open - drain driving 2 2 2 t w pulse duration push - pull driving data inputs 41 41 41 ns open - drain driving 500 500 500 timing requirements o ver recommended operating free - air temperature range, v cca = 2.5v 0.2v (unless otherwise noted) v ccb =2.5v 0.2v v ccb =3.3v 0.3v v ccb =5v 0.5v unit min max m in max min max data rate push - pull driving 24 24 24 mbps open - drain driving 2 2 2 t w pulse duration push - pull driving data inputs 41 41 41 ns open - drain driving 500 500 500 timing requirements o ve r recommended operating free - air temperature range, v cca = 3.3v 0.3v (unless otherwise noted) v ccb =3.3v 0.3v v ccb =5v 0.5v unit min max min max data rate push - pull driving 24 24 mbps open - drain driving 2 2 t w pulse duration push - pull driving data inputs 41 41 ns open - drain driving 500 500
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 7 / 15 u m3204 switching characteristics o ver recommended operating free - air temperature range, v cca = 1.8v 0.15v (unless otherwise noted) parameter from (input) to (output) test conditions v ccb =2.5v 0.2v v ccb =3.3v 0.3v v ccb =5v 0.5v unit min max min max min max t phl a b push - pull 4.6 4.7 5.8 ns open - drain 2.9 8.8 2.9 9.6 3 10 t plh push - pull 6.8 6.8 7 open - drain 45 260 36 208 27 198 t phl b a push - pull 4.4 4.5 4.7 ns open - drain 1.9 5.3 1.1 4.4 1.2 4 t plh push - pull 5.3 4.5 0.5 open - drain 45 175 36 140 27 102 t dis oe a 200 200 200 ns b 200 200 200 t en oe a 50 40 35 ns b 50 40 35 t ra a port rise time push - pull 3.2 9.5 2.3 9.3 2 7. 6 ns open - drain 38 165 30 132 22 95 t rb b port rise time push - pull 4 10.8 2.7 9.1 2.7 7.6 ns open - drain 34 145 23 106 10 58 t fa a port fall time push - pull 2 5.9 1.9 6 1.7 3.3 n s open - drain 4.4 6.9 4.3 6.4 4.2 6.1 t fb b port fall time push - pull 2.9 7.6 2.8 7.5 2.8 8.8 ns open - drain 6.9 13.8 7.5 16.2 7 16.2 t sk(o) channel - to - channel 1 1 1 ns max data rate push - pull 24 24 24 mbps open - drain 2 2 2
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 8 / 15 u m3204 switching characteristics o ver recommended operating free - air temperature range, v cca = 2.5v 0.2v (unless otherwise noted) parameter from (input) to (output) test conditions v ccb =2.5v v ccb =3.3v v ccb =5v u nit min max min max min max t phl a b push - pull 3.2 3.3 3.4 ns open - drain 1.7 6.3 2 6 2.1 5.8 t plh push - pull 3.5 4.1 4.4 open - drain 4 3 2 5 0 36 20 6 27 19 0 t phl b a push - p ull 3 3.6 4. 3 ns open - drain 1. 8 4.7 2.6 4. 2 1.2 4 t plh push - pull 2.5 1.6 0. 7 open - drain 4 4 17 0 3 7 140 27 10 3 t dis oe a 200 200 200 ns b 200 200 200 t en oe a 50 40 35 ns b 50 40 35 t ra a port rise time push - pull 2.8 7.4 2. 6 6.6 1.8 5 .6 ns ope n - drain 3 4 1 49 28 1 21 2 4 89 t rb b port rise time push - pull 3.2 8.3 2. 9 7.2 2. 4 6.1 ns open - drain 3 5 1 51 2 4 1 12 1 2 64 t fa a port fall time push - pull 1.9 5. 7 1.9 5.5 1. 8 5 .3 ns open - drai n 4.4 6.9 4.3 6. 2 4.2 5.8 t fb b port fall time push - pull 2. 2 7. 8 2. 4 6.7 2. 6 6.6 ns open - drain 5.1 8 .8 5.4 9.4 5.4 10.4 t sk(o) channel - to - channel 1 1 1 ns max data rate push - pull 24 24 24 mbps ope n - drain 2 2 2
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 9 / 15 u m3204 switching characteristics o ver recommended operating free - air temperature range, v cca = 3.3v 0.3v (unless otherwise noted) parameter from (input) to (output) test conditions v ccb =3.3v v ccb =5v unit min max min max t phl a b push - pull 2.4 3. 1 ns open - drain 1. 2 4.2 1.4 4.6 t plh push - pull 4. 2 4.4 open - drain 36 20 4 2 8 1 65 t phl b a push - pull 2.5 3 .3 ns open - drain 1 124 1 97 t p lh push - pull 2.5 2.6 open - drain 3 139 3 10 5 t dis oe a 200 200 ns b 200 200 t en oe a 40 35 ns b 40 35 t ra a port rise time push - pull 2. 3 5 .6 1. 9 4. 8 ns open - drain 2 5 1 16 19 8 5 t rb b port rise time push - pull 2. 5 6.4 2. 1 7.4 ns open - drain 2 6 11 6 1 4 72 t fa a port fall time push - pull 2 5. 4 1. 9 5 ns open - drain 4.3 6. 1 4.2 5. 7 t fb b port fall time push - pull 2. 3 7.4 2. 4 7 .6 ns open - drain 5 7.6 4.8 8.3 t sk(o) channel - to - channel 1 1 ns max data rate push - pull 24 24 mbps open - drain 2 2
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 10 / 15 u m3204 applications information the um 3204 can be used in level - translation applications for interfacing devices or systems operating at different interface voltages with one another. t he um 3204 is ideal for use in application where an open - drain driver is connected to the data i/os. the um 3204 can also be used in applications wh ere a push - pull driver is connected to the data i/os, but the um3304 might be a better option for such push - pull applications. block diagram the um 3204 (block diagram se e figure 1) does not require a direction - control signal to control the direction of data flow from a to b or from b to a. each a - port i/o has an internal 10 - k pull - up resistor to v cca , and each b - port i/o has an internal 10 - k pull - up resistor to v ccb . during a rising edge, the one - shot turns on the pmos transistors (pu1, pu2) fo r a shor t duration, which speed up the low - to - high transition. figure 1 block diagram of um 3204 i/o cell input driver requirements the fall time (t fa , t fb ) of a signal depends on the output impedance of the external device driving the data i/os of the um 3204 . similarly , the t phl and the maximum date rates also depend on the output impedance of the external driver. t he values for t fa , t fb , t phl , and the maximum date rates in th e data sheet assume that the output impedance of the ext ernal driver is less than 50 . power up during operation, ensure that v cca v ccb at all times. during power - up sequencing , v cca v ccb does not damage the device, so any power supply can be ramped up first. enable and disable the um 3204 has an oe input that is used to disable the device by setting oe = low, which places all i/os in the high - impedance (hi - z) state. the disable time (tdis) indicates the delay between the time when oe goes low and when the outputs actually get disabled (hi - z). the enable ti me (ten) indicates the amount of time the user must allow for the one - shot circuitry to become operational after oe is taken high. o n e - s h o r t b l o c k o n e - s h o r t b l o c k g a t e b i a s n p u 1 p u 2 v c c a v c c b i / o v a _ i / o v b _
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 11 / 15 u m3204 pull - up or pull - down resistors on i/o lines each a - port i/o has an internal 10 - k pull - up resistor to v cca , and each b - port i/o has an internal 10 - k pull - up resistor to v ccb . if a smaller value of pull - up resistor is required, an external resistor must be added from the i/o to v cca or v ccb (in parallel with the internal 10 - k resisto r) . test circuits a. c l includes probe and jig capacitances. b. waveform 1 is for an output with internal conditions such that the output is low, except when disabled by the output control. waveform 2 is for an output with internal conditions such that the output is high, except when disabled by the output control. c. all input pulses are supplied by generators having the following characteristics: prr100mhz, z o =50 , dv/dt1v/ns. d. the outputs are measured one at a time, with one transition per measurement. e. t plz and t phz are the same as t dis . f. t pzl and t pzh ar e the same as t en . g. t plh and t phl are the same as t pd . h. v cci is the v cc associated with the input port. i. v cco is the v cc associated with the output port. j. all parameters and waveforms are no t applicable to all devi c es. figure 2 load circuits and vo ltage wa v eforms i n d u t o u t 1 5 p f 1 m d a t a r a t e , p u l s e d u r a t i o n , p r o p a g a t i o n d e l a y , o u t p u t r i s e a n d f a l l t i m e m e a s u r e m e n t u s i n g a p u s h - p u l l d r i v e r i n d u t o u t 1 5 p f 1 m v c c o v c c i d a t a r a t e , p u l s e d u r a t i o n , p r o p a g a t i o n d e l a y , o u t p u t r i s e a n d f a l l t i m e m e a s u r e m e n t u s i n g a n o p e n - d r a i n d r i v e r v c c i v c c o 1 5 p f 5 0 k 5 0 k f r o m o u t p u t u n d e r t e s t o p e n 2 * v c c o s 1 l o a d c i r c u i t f o r e n a b l e / d i s a b l e t i m e m e a s u r e m e n t t e s t s 1 t p z l / t p l z t p h z / t p z h o p e n 2 * v c c o t w v c c i 0 v i n p u t v o l t a g e w a v e f o r m s p u l s e d u r a t i o n v c c i / 2 v c c i / 2 v c c i 0 v t p l h t p h l i n p u t v o l t a g e w a v e f o r m s p r o p a g a t i o n d e l a y t i m e s v c c i / 2 v c c i / 2 0 . 9 v c c o 0 . 1 v c c o v c c o / 2 v c c o / 2 v o h v o l o u t p u t t r t f e n 5 0 % v l g n d 5 0 % 5 0 % h i g h i m p e d a n c e h i g h i m p e d a n c e 1 0 % 9 0 % v o l v o h o u t p u t o u t p u t t p z l t p l z t p z h t p h z v o l t a g e w a v e f o r m s p r o p a g a t i o n d i s a b l e t i m e s
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 12 / 15 u m3204 package information um 3204 h : csp 12 1.91.4 outline drawing dimensions symbol m illimeters i nches min max min max a 0.65 0.026 a1 0.21 0.24 0.008 0.010 a2 0.40 0.42 0.016 0.017 d 1.82 1.90 0.073 0.076 e 1.32 1.40 0.053 0.056 d1 1.50typ 0.060typ e1 1.00 typ 0.040 typ e 0.50 typ 0.020 typ b 0.27 0.32 0.011 0.013 c 0.50 typ 0.020 typ l 0.15 0.17 0.006 0.007 land pattern notes: 1. bump is lead free sn/ag/cu. 2. unit: mm. 3. non - solder mask defined copper landing pad. 4. laser mark on silicon die back; back - lapped. tape and reel orientation a 1 a a 2 s i d e v i e w b o t t o m v i e w a 1 c o r n e r c l a 1 c o r n e r d e t o p v i e w b d 1 e e 1 0 . 5 1 2 0 . 2 4 0 . 5 a a b m
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 13 / 15 u m3204 um3204 q : qfn14 3.5 3.5 outline drawing dimensions symbol m illimeters inches m in typ max min typ max d 3.45 3.50 3.55 0.138 0.140 0.142 e 3.45 3.50 3.55 0.138 0.140 0.142 d2 1.90 2.00 2.10 0.076 0.080 0.084 e2 1.90 2.00 2.10 0.076 0.080 0.084 a 0.75 0.80 0.85 0.030 0.032 0.034 a1 0 0.02 0.05 0 0.001 0.002 a3 0.15ref 0.006ref b 0.20 0.25 0.30 0.008 0.010 0.012 l 0.35 0.40 0.45 0.014 0.016 0.018 e 0.50bsc 0.020bsc k - 1.50 - - 0.060 - z - 0.625 - - 0.025 - land pattern notes: 1. compound dimension: 3.50 3.50; 2. unit: mm; 3.general tolerance 0.05mm unless otherwise specified; 4. the layout is just for reference. tape and reel orientation d e e z ( 4 ) b ( 1 4 ) l ( 1 4 ) k ( p i n # 1 i d ) b o t t o m v i e w a a 1 s i d e v i e w e 2 d 2 a 3 2 . 0 5 4 . 3 0 1 . 5 0 2 . 6 0 4 . 3 0 0 . 2 8 0 . 5 0 2 . 0 5 u m 3 2 0 4 q x x
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 14 / 15 u m3204 um3204 ue : tssop14 outline drawing dimensions symbol m illime ters i nches min max min max a - 1.20 - 0.047 a1 0.05 0.15 0.002 0.006 a2 0.90 1.05 0.035 0.041 a3 0.34 0.54 0.013 0.021 b 0.20 0.28 0.008 0.011 c 0.10 0.19 0.004 0.008 d 4.86 5.06 0.191 0.199 e 6.20 6.60 0.244 0.260 e1 4.30 4.50 0.169 0.177 e 0 .65bsc 0.026 bsc l 0.45 0.75 0.018 0.030 l1 1.00ref 0.040ref l2 0.25bsc 0.010bsc 1 0 8 0 8 2 10 14 10 14 3 10 14 10 14 land pattern notes: 1. compound dimension: 4.96 4 .40 ; 2. unit: mm; 3. gene ral tolerance 0.05mm unless otherwise specified; 4. the layout is just for reference. tape and reel orientation i n d e x 1 . 0 0 . 0 5 d e p # 1 p i n d e e b e 1 0 . 1 0 a 3 a 2 a a 1 2 l l 1 l 2 c 0 0.1 0.1 ? ? 0 . 3 1 . 5 7 . 0 0 . 6 5 u m 3 2 0 4 u e x x
_________________ _______________________________________________________ http://www.union - ic.com rev.0 8 dec .20 14 15 / 15 u m3204 important notice the information in this document has been carefully reviewed and is believed to be accurat e. 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 information, or to notify a p erson 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 add : unit 606, no.570 sh engxia r oa d, shanghai 2012 10 tel: 021 - 5109 3966 fax: 021 - 51026018 website : www.union - ic.com

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