mic6270 ittybitty ? comparator ittybitty is a registered trademark of micrel, inc. micrel inc. ? 2180 fortune drive ? san jose, ca 95131 ? usa ? te l +1 (408) 944-0800 ? fax + 1 (408) 474-1000 ? http://www.micre l.com may 2008 m9999-051608 general description the mic6270 is a precision voltage comparator with an offset voltage specification of 5mv maximum. the mic6270 is designed to operate from a single 2v to 36v power supply. operation fr om split power supplies is also possible. its low supply current drain is independent of the magnitude of the supply voltage. this comparator also features an input common-mode voltage range that includes ground. inputs are protected against reverse polarity (input voltage less than v?) and esd. the mic6270 has an open-collect or output that directly interfaces with ttl, cmos, and other types of logic. several mic6270 outputs can be connected together for wired-or logic. the output also features an internal pull- up current source that can be used instead of an external load in some applications. data sheets and support doc umentation can be found on micrel?s web site at www.micrel.com. features ? 2v to 36v supply ? 300a supply current independent of supply ? 25na input bias current ? 5na input offset current ? 3mv input offset voltage ? input common-mode voltage range includes ground ? differential input voltage range equal to the power supply voltage ? 250mv at 4ma output saturation voltage ? output compatible with ttl, dtl, ecl, mos, and cmos logic applications ? limit comparators ? a/d converters ? pulse, square wave, time delay generators ? wide range vco ? mos clock timers ? multi-vibrators and high-v oltage digital logic gates ordering information part number standard pb-free temperature range package mic6270bm5 MIC6270YM5 ?40 to +85c 5-pin sot-23 pin configuration func tional configuration part identificatio n out v+ in? in+ b10 1 3 45 2 v ? out v+ in? in+ 1 3 45 2 v? 5-pin sot-23 (m5) 5-pin sot-23 (m5) pin description pin number pin name pin function 1 out comparator output 2 v? negative supply: negative supply for split supp ly application or ground for single supply application. 3 in+ non-inverting input 4 in? inverting input 5 v+ positive supply
micrel, inc. mic6270 may 2008 2 m9999-051608 absolute maximum ratings supply voltage (v v+ ? v v? ) ............................... 36v or 18v differential input voltage (v in+ ? v in? ). .........................36v input volt age ................................................. ?0.3v to +36v input current (v in micrel, inc. mic6270 may 2008 3 m9999-051608 typical characteristics 0.1 0.2 0.3 0.4 0.5 0 10203040 supply current (ma) supply voltage (v) supply current vs. supply voltage t a = +125c +25c ?55c r l = 10 20 30 40 50 0 10203040 input current (na) supply voltage (v) vs. supply voltage t a = +125c +25c ?55c v in(cm) =0vdc input current 0.001 0.01 0.1 1 10 0.01 0.1 1 10 100 saturation voltage (v) output sink current (ma) voltage +125c +25c t a =?55c output saturation 5 1 4 v in v out +5v 5.1k vs. overdrive (test circuit) output response tim e -1 0 1 2 3 4 5 6 output (v) -150 -100 -50 0 50 -100 0 100 200 300 400 input (mv) time (ns) vs. overdrive 20mv 100mv t a =25c input overdrive =5mv output response time -1 0 1 2 3 4 5 6 output (v) -50 0 50 100 150 -200 0 200 400 600 800 input (mv) time (ns) 5mv 20mv input overdrive = 100mv t a =25c vs. overdrive output response time
micrel, inc. mic6270 may 2008 4 m9999-051608 package information 5-pin sot-23 (m5) micrel, inc. 2180 fortune drive san jose, ca 95131 usa tel +1 (408) 944-0800 fax +1 (408) 474-1000 web http:/www.micrel.com the information furnished by micrel in this data sheet is belie ved to be accurate and reliable. however, no responsibility is a ssumed by micrel for its use. micrel reserves the right to change circuitry and specifications at any time without notification to the customer. micrel products are not designed or authori zed for use as components in life support app liances, devices or systems where malfu nction of a product can reasonably be expected to result in personal injury. life suppo rt devices or systems are devices or systems that (a) are in tended for surgical implant into the body or (b) support or sustain life, and whose failure to perform can be reasonably expected to result in a significan t injury to the user. a purchaser?s use or sale of micrel produc ts for use in life support app liances, devices or systems is a purchaser?s own risk and purchaser agrees to fully indemnify micrel for any damages resulting from such use or sale. ? 1998 micrel, incorporated.
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