may 2005 revision 2 1/9 push-pull cmos output (no external pull- up resistor required) extremely low supply current: 9 a typ / comparator wide single supply range: 2.7v to 16v or dual supplies (1.35v to 8v) extremely low input bias current: 1pa typ extremely low input offset currents: 1pa typ input common-mode voltage range includes gnd high input impedance: 10 12 ? typ fast response time: 2 s typ for 5mv overdrive pin-to-pin and functionally compatible with bipolar lm393 description the ts3702 is a micropower cmos dual voltage comparator with extremely low consumption of 9 a typ / comparator (20 times less than bipolar lm393). the push-pull cmos output stage allows power and space saving by eliminating the external pull-up resistor required by usual open- collector output comparators. thus response times remain similar to the lm393. pin connections (top view) order codes n dip8 (plastic package) d so8 (plastic micropackage) p tssop8 (thin shrink small outline package) 1 2 3 45 6 7 8 inverting input 2 output 2 non-inverting input 2 output 1 inverting input 1 non-inverting input 1 cc + v - cc v - + - + part number temperature range package packaging ts3702cn 0c, +70c dip tube ts3702cd/cdt so tube or tape & reel ts3702in -40c, +125c dip tube ts3702id/idt so tube or tape & reel ts3702ipt tssop (thin shrink outline package) tape & reel TS3702IYDT/iyd -40c, +125c so (automotive grade level) tube or tape & reel ts3702c,i,m micropower dual cmos voltage comparators
ts3702 schematic diagram (for 1/2 ts3702) 2/9 1 schematic diagram (for 1/2 ts3702) figure 1: schematic diagram t 1 t 2 1 tt 34 r t t t t 5 6 7 8 t t t 9 11 10 t 12 t 17 t 13 tt 14 15 t 16 tt 19 20 tt 18 21 input - input + output cc v+ cc v-
absolute maximum ratings ts3702 3/9 2 absolute maximum ratings table 2: operating conditions table 1: key parameters and their absolute maximum ratings symbol parameter value unit v cc + supply voltage 1 1) all voltage values, except differential voltage, are with respect to network ground terminal. 18 v v id differential input voltage 2 2) differential voltages are the non-inverting input terminal with respect to the inverting input terminal. 18 v v i input voltage 3 3) the magnitude of the input and the output voltages must never exceed the magnitude of the positive and negative supply voltag es. 18 v v o output voltage 18 v i o output current 20 ma i f forward current in esd protection diodes on input 4 4) guaranteed by design. 50 ma p d power dissipation 5 dip8 so8 tssop8 5) pd is calculated with t amb = +25c, t j = +150c and r thja = 100c/w for dip8 package = 175c/w for so8 package = 200c/w for tssop8 package 1250 710 625 mw t stg storage temperature range -65 to +150 c symbol parameter value unit v cc + supply voltage ts3702c,i ts3702m 2.7 to 16 4 to 16 v v icm common mode input voltage range 0 to v cc + -1.5 v t oper operating free-air temperature range ts3702c ts3702i ts3702m 0 to +70 -40 to +125 -55 to +125 c
ts3702 electrical characteristics 4/9 3 electrical characteristics table 3: v cc + = 3v, v cc - = 0v, t amb = 25c (unless otherwise specified) symbol parameter min. typ. max. unit v io input offset voltage 1 v ic = 1.5v t min . t amb t max. 1) the specified offset voltage is the maximun value required to drive the output up to 2.5v or down to 0.3v. 5 6.5 mv i io input offset current 2 v ic = 1.5v t min . t amb t max. 2) maximum values including unavoidable inaccuracies of the industrial test. 1 300 pa i ib input bias current 2) v ic = 1.5v t min . t amb t max. 1 600 pa v icm input common mode voltage range t min . t amb t max 0 0 v cc + -1.2 v cc + -1.5 v cmr common-mode rejection ratio v ic = v icm min. 80 db svr supply voltage rejection ratio v cc + = 3v to 5v 75 db v oh high level output voltage v id = 1v, i oh = -4ma t min . t amb t max. 2 1.8 2.4 v v ol low level output voltage v id = -1v, i ol = 4ma t min . t amb t max. 300 400 575 mv i cc supply current (each comparator) no load - outputs low t min . t amb t max. 720 25 a t plh response time low to high v ic = 0v, f = 10khz, c l = 50pf, overdrive = 5mv ttl input 1.5 0.7 s t phl response time high to low v ic = 0v, f = 10khz, c l = 50pf, overdrive = 5mv ttl input 2.2 0.15 s
electrical characteristics ts3702 5/9 4 electrical characteristics table 4: v cc + = 5v, v cc - = 0v, t amb = 25c (unless otherwise specified) symbol parameter min. typ. max. unit v io input offset voltage v ic = v icm min. , v cc + = 5v to 10v 1 t min . t amb t max. 1) the specified offset voltage is the maximun value required to drive the output up to 4.5v or down to 0.3v. 1.2 5 6.5 mv i io input offset current 2 v ic = 2.5v t min . t amb t max. 2) maximum values including unavoidable inaccuracies of the industrial test. 1 300 pa i ib input bias current 2) v ic = 2.5v t min . t amb t max. 1 600 pa v icm input common mode voltage range t min . t amb t max 0 0 v cc + -1.2 v cc + -1.5 v cmr common-mode rejection ratio v ic = v icm min. 82 db svr supply voltage rejection ratio v cc + = +5v to +10v 90 db v oh high level output voltage v id = 1v, i oh = -4ma t min . t amb t max. 4.5 4.3 4.7 v v ol low level output voltage v id = -1v, i ol = 4ma t min . t amb t max. 200 300 375 mv i cc supply current (each comparator) no load - outputs low t min . t amb t max. 920 25 a t plh response time low to high v ic = 0v, f = 10khz, c l = 50pf, overdrive = 5mv overdrive = 10mv overdrive = 20mv overdrive = 40mv ttl input 1.5 1.1 0.9 0.7 0.6 s t phl response time high to low v ic = 0v, f = 10khz, c l = 50pf, overdrive = 5mv overdrive = 10mv overdrive = 20mv overdrive = 40mv ttl input 2.2 1.6 1.1 0.75 0.17 s t f fall time f = 10khz, c l = 50pf, overdrive 50mv 30 ns
ts3702 package mechanical data 6/9 5 package mechanical data 5.1 dip8 package dim. mm. inch min. typ max. min. typ. max. a 3.3 0.130 a1 0.7 0.028 b 1.39 1.65 0.055 0.065 b1 0.91 1.04 0.036 0.041 b 0.5 0.020 b1 0.38 0.5 0.015 0.020 d 9.8 0.386 e 8.8 0.346 e 2.54 0.100 e3 7.62 0.300 e4 7.62 0.300 f 7.1 0.280 i 4.8 0.189 l 3.3 0.130 z 0.44 1.6 0.017 0.063 plastic dip-8 mechanical data p001f
ts3702 7/9 5.2 so8 package dim. mm. inch min. typ max. min. typ. max. a 1.35 1.75 0.053 0.069 a1 0.10 0.25 0.04 0.010 a2 1.10 1.65 0.043 0.065 b 0.33 0.51 0.013 0.020 c 0.19 0.25 0.007 0.010 d 4.80 5.00 0.189 0.197 e 3.80 4.00 0.150 0.157 e 1.27 0.050 h 5.80 6.20 0.228 0.244 h 0.25 0.50 0.010 0.020 l 0.40 1.27 0.016 0.050 k ? (max.) ddd 0.1 0.04 so-8 mechanical data 8
ts3702 package mechanical data 8/9 5.3 tssop8 package dim. mm. inch min. typ max. min. typ. max. a 1.2 0.047 a1 0.05 0.15 0.002 0.006 a2 0.80 1.00 1.05 0.031 0.039 0.041 b 0.19 0.30 0.007 0.012 c 0.09 0.20 0.004 0.008 d 2.90 3.00 3.10 0.114 0.118 0.122 e 6.20 6.40 6.60 0.244 0.252 0.260 e1 4.30 4.40 4.50 0.169 0.173 0.177 e 0.65 0.0256 k0? 8?0? 8? l 0.45 0.60 0.75 0.018 0.024 0.030 l1 1 0.039 tssop8 mechanical data 0079397/d
revision history ts3702 9/9 6 revision history date revision description of changes january 2003 1 first release may 2005 2 pipap references inserted in the datasheet see table order code p1 information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no responsibility for the co nsequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of stmicroelectronics. specifications mentioned in this publicati on are subject to change without notice. this publication supersedes and replaces all information previously supplied. stmicroelectronics prod ucts are not authorized for use as critical components in life support devices or systems without express written approval of stmicroelectro nics. the st logo is a registered trademark of stmicroelectronics all other names are the property of their respective owners ? 2005 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - singapore - spain - sweden - switzerland - united kingdom - united states of america www.st.com
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