View LM319_4581968.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

lt 119a/lt 319a lm119/LM319 1 119a319afc typical application features description dual comparator the lt ? 119a is an improved version of the lm119 dual comparator. it features lower input offset voltage and offset current, higher voltage gain, guaranteed common mode rejection and input protection diodes. the lt119a is capable of operation over a supply range from 5v to 15v and can drive 25ma loads from each open collector output. a separate ground pin allows the lt119a to isolate system grounds. linear technology corporations advanced processing, design techniques and reliability make the lt 119 a / lt 319 a an ideal choice over previous devices in most comparator applications. window detector* response time for various input overdrives applications n guaranteed maximum 0.5mv input offset voltage n input protection diodes n operates from single 5v supply n 25 ma drive capability n 80 ns response time n window detectors n high speed one shot n relay/lamp drivers n voltage controlled oscillators l, lt , lt c , lt m , linear technology and the linear logo are registered trademarks of linear technology corporation. all other trademarks are the property of their respective owners. ? + ? + 5v 500 ttl output lt119/319 ta1 1 10 3 4 8 9 5 7 6 2 1/2 lt319a 1/2 lt319a v ut v out = 5v for v lt v in v ut v out = 0v for v in v lt or v in v ut v in v lt * allowed window for single 5v supply is 1.2v to 3.8v time (ns) 0 input voltage (mv) output voltage (v) 50 0 1 2 4 50 150 200 lt119/319 ta2 100 5 6 3 0 100 250 300 350 20mv 2mv 5mv v s = 15v r l = 500 v + + = 5v t a = 25c
lt 119a/lt 319a lm119/LM319 2 119a319afc absolute maximum ratings supply voltage .......................................................... 36 v output to negative supply voltage ........................... 36 v ground to negative supply voltage .......................... 25 v ground to positive supply voltage ............................ 18 v differential input voltage ( note 6) ............................ 5 v differential input current ( note 6) ......................... 5 ma input voltage ( note 2) (note 1) order information lead free finish part marking package description specified temperature range lt319an#pbf lt319an 14-lead plastic dip 0c to 70c LM319n#pbf LM319n 14-lead plastic dip 0c to 70c obsolete packages lt119ah#pbf lt119ah 10-lead to-5 metal can C55c to 125c lm119h#pbf lm119h 10-lead to-5 metal can C55c to 125c lt319ah#pbf lt319ah 10-lead to-5 metal can 0c to 70c LM319h#pbf LM319h 10- lead to-5 metal can 0c to 70c lt119aj#pbf lt119aj 14-lead ceramic dip C55c to 125c lm119j#pbf lm119j 14-lead ceramic dip C55c to 125c lt319aj#pbf lt319aj 14-lead ceramic dip 0c to 70c LM319j#pbf LM319j 14-lead ceramic dip 0c to 70c consult lt c marketing for parts specified with wider operating temperature ranges. consult lt c marketing for information on nonstandard lead based finish parts. for more information on lead free part markings, go to: http://www.linear.com/leadfree/ for more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/ 1 2 3 4 5 6 7 top view n package 14-lead plastic dip 14 13 12 11 10 9 8 nc nc gnd +input 1 ? input 1 v ? output 2 nc nc output 1 v + ? input 2 +input 2 gnd 2 t jmax = 150c, ja = 100c/w top view ? input 2 v + v ? 10 9 8 6 4 2 1 5 h package 10-lead to-5 metal can 7 3 gnd 2 output 2 +input 1 ?input 1 gnd output 1 +input 2 t jmax = 150c, ja = 150c/w, jc = 45c/w obsolete package 1 2 3 4 5 6 7 top view j package 14-lead ceramic dip 14 13 12 11 10 9 8 nc nc gnd +input 1 ? input 1 v ? output 2 nc nc output 1 v + ? input 2 +input 2 gnd 2 t jmax = 150c, ja = 100c/w obsolete package pin configuration output short - circuit duration ................................... 10 s operating temperature range lt 119 a , lm 119 obsolete .......... C55 c to 125 c lt 319 a , lm 319 ........................................ 0 c to 70 c storage temperature range .................. C65 c to 150 c lead temperature ( soldering , 10 sec ) ................... 300 c
lt 119a/lt 319a lm119/LM319 3 119a319afc the l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at t a = 25c. (note 3) symbol parameter conditions lt119a lm119 symbol min typ max min typ max v os input offset voltage v s = 15v, v cm = 0 0.3 0.5 4 mv (note 4) l 0.5 1.2 1.0 2.0 0.7 4 7 mv mv cmrr common mode rejection ratio 90 106 db i os input offset current (note 4) l 20 40 75 30 75 100 na na i b input bias current (note 4) l 150 500 1000 150 500 1000 na na a v voltage gain 20 40 10 40 v/mv response time (note 5) 80 80 ns v sat saturation voltage v in C5mv, i o = 25ma, v + 4.5v, v C = 0v 0.75 1.5 0.75 1.5 v v in C6mv, i sink 3.2ma t a 0c t a 0c 0.23 0.4 0.6 0.23 0.4 0.6 v v output leakage current v in 5mv, v out to v C = 35v l 0.2 1 2 10 0.2 1 2 10 a a input voltage range v s = 15v v + = 5v, v C = 0v l l C12 1 13 12 3 C12 1 13 12 3 v v differential input voltage l 5 5 v i s supply current v + = 5v, v C = 0v 4.3 4.3 ma positive supply current v s = 15v 8 11.5 8 11.5 ma negative supply current v s = 15v 3 4.5 3 4.5 ma the l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at t a = 25c. (note 3) symbol parameter conditions lt319a LM319 symbol min typ max min typ max v os input offset voltage v s = 15v, v cm = 0v 0.3 0.5 8 mv r s 5k (note 4) l 0.5 1 2 2 8 10 mv mv cmrr common mode rejection ratio 90 106 db i os input offset current (note 4) l 30 40 60 80 200 300 na na i b input bias current (note 4) l 150 500 1000 250 1000 1200 na na a v voltage gain 20 40 8 40 v/mv response time (note 5) 80 80 ns v sat saturation voltage v in C10mv, i sink = 25ma 0.75 1.5 0.75 1.5 v v + 4.5v, v C = 0v, v in C10mv, i sink 3.2ma l 0.3 0.4 0.3 0.4 v output leakage current v in 10mv, v out to v C = 35v 0.2 10 0.2 10 a input voltage range v s = 15v v + = 5v, v C = 0v l l 1 13 3 1 13 3 v v differential input voltage l 5 5 v i s supply current v + = 5v, v C = 0v 4.3 4.3 ma positive supply current v s = 15v 8 12.5 8 12.5 ma negative supply current v s = 15v 3 5 3 5 ma electrical characteristics
lt 119a/lt 319a lm119/LM319 4 119a319afc typical performance characteristics transfer function input characteristics input currents response time for various input overdrives response time for various input overdrives response time for various input overdrives electrical characteristics note 1: stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. exposure to any absolute maximum rating condition for extended periods may affect device reliability and lifetime. note 2: for supply voltages less than 15v, the maximum input voltage is equal to the supply voltage. note 3: unless otherwise noted, supply voltage equals 15v and v cm = 0v, t a = 25c. the ground pin is grounded. note that the maximum voltage allowed between the ground pin and v + is 18v. do not tie the ground pin to v C when the power supply voltage exceeds 9v. the offset voltage, offset current and bias current specifications apply for all supply voltages between 15v and 5v unless otherwise specified. note 4: the offset voltages and currents given are the maximum values required to drive the output within 1v of either supply with a 1ma load, thus these parameters define an error band and take into account the worst case effects of voltage gain and input impedance. note 5: response time specified is for a 100mv input step with 5mv overdrive. note 6: inputs are protected with back- to-back 5.6v zener diodes. this limits maximum differential input voltage to 5v if current is unlimited. larger differential input drive is allowed if input current is limited to 5ma with external resistance. differential input voltage (mv) ?1.0 output voltage high (v) output voltage low (v) 30 40 0.6 lt119/319 g1 20 10 0 ?0.6 ?0.2 0.2 1.0 25 35 15 5.0 6 8 4 2 0 5 7 3 1 v + + = 36v v + + = 5v v s = 15v r l = 1.4k t a = 25c differential input voltage (v) ?10 input bias current (na) 200 300 400 6 lt119/319 g2 100 0 ?100 ?6 ?2 2 10 v s = 15v t a = 25c maximum differential input voltage temperature (c) ? 55 0 input current (na) 50 150 200 250 ?15 25 45 125 lt119/319 g3 100 ?35 5 65 85 105 v s = 15v bias offset time (ns) ?100 input voltage (mv) output voltage (v) ?50 0 1 2 4 50 150 200 lt119/319 g4 0 5 6 3 0 100 250 300 350 2mv 20mv 5mv v s = 15v r l = 500 v + + = 5v t a = 25c time (ns) 0 input voltage (mv) output voltage (v) 50 0 1 2 4 50 150 200 lt119/319 g5 100 5 6 3 0 100 250 300 350 20mv 2mv 5mv v s = 5v r l = 500 v + + = 5v t a = 25c time (ns) ?100 input voltage (mv) output voltage (v) ?50 0 1 2 4 50 150 200 lt119/319 g6 0 5 6 3 0 100 250 300 350 20mv 2mv 5mv v s = 5v r l = 500 v + + = 5v t a = 25c
lt 119a/lt 319a lm119/LM319 5 119a319afc typical performance characteristics typical applications common mode limits supply current output saturation voltage supply current output limiting characteristics output voltage (v) 0 output current (ma) 15 20 25 0.8 lt119/319 g7 10 5 0 0.2 0.4 0.6 1.0 v s = 15v input overdrive = 5mv t j = 25c supply voltage (v) 0 0 supply current (ma) 2 4 6 8 5 10 15 20 lt119/319 g8 10 12 positive supply negative supply t j = 25c output voltage (v) 0 0 short-circuit current (ma) 20 40 60 80 120 5 10 lt119/319 g9 15 100 0 power dissipation (w) 0.2 0.4 0.6 0.8 1.2 1.0 t j = 25c short-circuit current after 3 minutes power dissipation temperature (c) ? 55 ? 35 ?15 v ? common-mode limits (v) 0.4 1.2 ?2.0 ?1.6 85 105 125 v + lt119/319 g10 0.8 255 45 65 ?1.2 ?0.8 ?0.4 v + = 5v, v ? = 0v v s = 15v v s = 15v, v + = 5v, v ? = 0v referred to supply voltages 0 supply current (ma) 2 6 8 10 lt119/319 g11 4 12 temperature (c) ? 55 ? 35 ?15 85 105 125 255 45 65 positive supply = 15v positive supply = 5v, v ? = 0v negative supply = ?15v relay driver high noise immunity 60hz sync circuit 11 7 28v 5v 8 6 9 10 ? + 35v lt119/319 ta3 inputs 1/2 lt319a 11 7 5v 8 6 9 10 ? + lt119/319 ta4 1/2 lt319a output 3.3k 10k 20k 0.15f 10k 68k 1n4148 60hz input 10v p-p (typ)
lt 119a/lt 319a lm119/LM319 6 119a319afc typical applications voltage controlled high speed one shot voltage controlled crystal oscillator with 100ppm trim range 11 5v 12 3 4 5 lt119/319 ta5 1 / 2 lt319a output 39k 1k 20k 20k 2k ? + ? + 1k 100k 10k input 0v to 5v at cut 18pf, 100khz 1000pf mv1405* 5v 3k 5v 6 8 7 9 10 1/2 lt319a 1/2 lt319a ? + ? + 100pf 100pf 120pf 300pf 5v 680 680 10k 5v 2k 2k 1k 5v input pulse 0v to 1v input lm385-1.2 1/2 lt319a 1/2 lt319a 11 7 8 9 10 4 5 12 3 6 5v 7408 lt119/319 ta6 output 0s to 1s (20ns minimum)
lt 119a/lt 319a lm119/LM319 7 119a319afc typical applications 5 microsecond sample-and-hold with zero hold step 10-bit serial output a/d converter ? + 1/2 lt119a 5 4 ? + 1/2 lt119a 9 8 10 12 3 6 ?5v 5v ?5v 5v lt119/319 ta7 5v lt1004-1.2 pn4250 pn4250 82k 10k 4.7k 1k 1k 20k* 0.1f ? 1000f ? 2n3904 input 0v to 3.5v 1n4148 1n4148 1n4148 3.9k convert command input (ttl) 15k 39k 7 1k 10k* 5v data out 74c04 *1% film ? polystyrene, mount capacitors close together conversion time = 10ms * = 1% capacitors are polystyrene mount in close proximity 11 4 5 ? + 1/2 lt119a 9 8 10 12 6 15v ?15v lt119/319 ta8 3k 7 *trim for zero volts out with zero volts in ? polystyrene capacitor 3 11 ? + + 15v 15v ?15v 5v 10f 4.7k 12k 10k 3k 2n2907 2n2907 100 240 3k 1n4148 0.003f ? 2n4931 2n2907 2n2222 3.3k 9k 20k 10pf 2pf to 8pf* 15v 1k 1k 9k input 1n4148 sample hold 0v q clr preset v s v out clk d 74c74 1/2 lt119a
lt 119a/lt 319a lm119/LM319 8 119a319afc schematic diagram r2 4k r4 3k r5 3k r8 2k r11 13k r12 13k r17 3 r10 170 c1 18pf r6 3k r7 3k r3 4k r1 3.5k q4 q6 q7 q8 q9 q5 q21 q11 q12 q13 q10 q15 q17 gnd v ? v + q16 q14 q20 q18 q19 q22 q3 q2 q1 5.6v 5.6v r25 600 r24 250 r23 4k r22 60 r20 3.6k r21 900 r18 1.9k r9 18k r19 250 r14 2k r13 600 r15 300 r16 600 to other side lt119a output inputs ? +
lt 119a/lt 319a lm119/LM319 9 119a319afc package description please refer to http://www .linear.com/designtools/packaging/ for the most recent package drawings. n14 rev i 0711 .020 (0.508) min .120 (3.048) min .130 .005 (3.302 0.127) .045 ? .065 (1.143 ? 1.651) .065 (1.651) typ .018 .003 (0.457 0.076) .005 (0.127) min .255 .015* (6.477 0.381) .770* (19.558) max 3 1 2 4 5 6 7 8910 11 1213 14 .008 ? .015 (0.203 ? 0.381) .300 ? .325 (7.620 ? 8.255) .325 +.035 ?.015 +0.889 ?0.381 8.255 ( ) note: 1. dimensions are inches millimeters *these dimensions do not include mold flash or protrusions. mold flash or protrusions shall not exceed .010 inch (0.254mm) .100 (2.54) bsc n package 14-lead pdip (narrow .300 inch) (reference ltc dwg # 05-08-1510 rev i) j14 0801 .045 ? .065 (1.143 ? 1.651) .100 (2.54) bsc .014 ? .026 (0.360 ? 0.660) .200 (5.080) max .015 ? .060 (0.381 ? 1.524) .125 (3.175) min .300 bsc (7.62 bsc) .008 ? .018 (0.203 ? 0.457) 0 ? 15 1 2 3 4 5 6 7 .220 ? .310 (5.588 ? 7.874) .785 (19.939) max .005 (0.127) min 14 11 8910 13 12 .025 (0.635) rad typ note: lead dimensions apply to solder dip/plate or tin plate leads j package 14-lead cerdip (narrow .300 inch, hermetic) (reference ltc dwg # 05-08-1110) obsolete package
lt 119a/lt 319a lm119/LM319 10 119a319afc package description please refer to http://www .linear.com/designtools/packaging/ for the most recent package drawings. .050 (1.270) max .016 ? .021** (0.406 ? 0.533) .010 ? .045* (0.254 ? 1.143) seating plane .040 (1.016) max .165 ? .185 (4.191 ? 4.699) gauge plane reference plane .500 ? .750 (12.700 ? 19.050) .305 ? .335 (7.747 ? 8.509) .335 ? .370 (8.509 ? 9.398) dia .230 ( 5.842) typ .027 ? .045 (0.686 ? 1.143) .028 ? .034 (0.711 ? 0.864) .110 ? .160 (2.794 ? 4.064) insulating standoff 36 h10(to-5) 0204 lead diameter is uncontrolled between the reference plane and the seating plane for solder dip lead finish, lead diameter is .016 ? .024 (0.406 ? 0.610) * ** pin 1 h package 10-lead to-5 metal can (reference ltc dwg # 05-08-1322) obsolete package
lt 119a/lt 319a lm119/LM319 11 119a319afc information furnished by linear technology corporation is believed to be accurate and reliable. however, no responsibility is assumed for its use. linear technology corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. revision history rev date description page number c 3/12 v sat conditions corrected from v in 6ma to v in 6mv 3 (revision history begins at rev c)
lt 119a/lt 319a lm119/LM319 12 119a319afc linear technology corporation 1630 mccarthy blvd., milpitas, ca 95035-7417 (408) 432-1900 fax : (408) 434-0507 www.linear.com linear technology corporation 1994 lt 0412 rev c ? printed in usa typical application 5khz to 2mhz v f converter 9 10 ? + 1/2 lt119a 4 3 5 7 6 12 8 11 ? + 10k 1/2 lt119a 5v 3.3k 20k ? set scale factor 2k ? 0v to 10v 0.01f 22pf ?5v 5v 10k 10k 2k 3k 470 470 50pf polystyrene 2n2369 330 5v 5v ?5v lt1004-1.2 1m 0.1f ttl out 5khz to 2mhz all diodes 1n4148 lt119/319 ta9 220

▲Up To Search▲

Price & Availability of LM319

	To Download LM319 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .