njm12901 single suppry quad comparator general description package outline the njm12901 is single-supply quad voltage comparator, which can operate from 2v supply. the features are input offset voltage, input bias current and low current consumption. the njm12901 compare the input signal to 0v(ground) due to the darlington pnp input stage. the package lineup is dip, dmp and others compact, which is son, so that the njm 1 290 1 is suitable for any kind of signal comparator. features operating voltage (+2v to + 1 4v) open collector output bipolar technology package outline dip 1 4,dmp 1 4,emp 1 4,ssop 1 4 pin configuration 1 2 3 4 5 12 13 14 6 7 11 10 9 8 b c a d njm 1 290 1 d 1 / 1 290 1 m njm 1 290 1 e/ 1 290 1 v equivalent circuit ( 1 /4shown) output -input +input v + gnd njm 1 290 1 d 1 njm 1 290 1 m njm 1 290 1 e njm 1 290 1 v pin function 1 . b output 2. a output 3. v + 4. a ?input 5. a +input 6. b ?input 7. b +input 8. c ?input 9. c +input 1 0. d ?input 11 . d +input 1 2. gnd 1 3. d output 1 4. c output
njm12901 absolute maximum rating (ta=25 c) parameter symbol ratings unit supply voltage v + 1 5 v differential input voltage v id 1 4 v input voltage v ic - 0.3 to + 1 4 v power dissipation p d (dip 1 4) 700 (dmp 1 4) 300 (emp 1 4) 300 (ssop 1 4) 300 mw operating temperature range topr - 40 to +85 c storage temperature range tstg - 50 to + 1 25 c electrical characteristics ( v + =5v, ta=25 c) parameter symbol test condition min. typ. max. unit. operating voltage vopr 2 - 1 4 v input offset voltage v io r s =0 ? ,v o 1 .4v - 1 4 mv input offset voltage i io - 5 50 na input bias current i b - 30 200 na input common mode voltage range v icm 0 to 3.5 - - v large signal voltage range a v r l = 1 5k ? - 1 06 - db response time t r r l =5. 1 k ? - 0.5 - s output sink current i sink v in + =0v,v in - = 1 v,v o = 1 .5v 6 1 0 - ma output saturation voltage v sat v in + =0v,v in - = 1 v,i sink =3ma - 80 300 mv leakage current i leak v in + = 1 v,v in - =0v,vo=5v - 0. 1 1 .0 a operating current i cc r l = - 0.8 1 .8 ma
njm12901 memo [caution] the specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. the application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights.
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