general description the max674 is a precision voltage reference that is pretrimmed to within ?.15% of 10v. the reference fea- tures excellent temperature stability (as low as 12.0ppm/? guaranteed), low current drain, and low noise. it is supplied in the space-saving narrow so package, as well as, the standard 8-pin plastic dip package. applications a/d converters d/a converters digital voltmeters voltage regulators threshold detectors features ? pretrimmed to +10v, ?.15% ? excellent temperature stability: 12ppm/? ? low noise: 20? p-p ? low supply current: 1.4ma (max) ? short-circuit protected ? load regulation 0.001%/ma ? pin-for-pin compatible with ref01 max674 +10v precision voltage reference ________________________________________________________________ maxim integrated products 1 reference with trimmed output max674 15v 6 5 v out trim v in gnd r p 10k ? output 2 4 pin configurations ordering information v out trim gnd 1 2 8 7 n.c. n.c. v in n.c. n.c. so/dip 3 4 6 5 max674 top view typical operating circuit 19-2639; rev 2; 7/04 for pricing, delivery, and ordering information, please contact maxim/dallas direct! at 1-888-629-4642, or visit maxim? website at www.maxim-ic.com. part temp range pin- package tempco (ppm/?) initial error (mv) max674cpa 0 c to +70 c 8 pdip 12 15 max674csa 0 c to +70 c 8 narrow so 12 15 max674epa -40 c to +85 c 8 pdip 15 15 max674esa -40 c to +85 c 8 narrow so 15 15 pin configurations continued at end of data sheet. ordering information continued at end of data sheet.
max674 +10v precision voltage reference 2 _______________________________________________________________________________________ absolute maximum ratings electrical characteristics (v in = +15v, t a = +25?, unless otherwise noted.) stresses beyond those listed under ?bsolute maximum ratings?may cause permanent damage to the device. these are stress rating s only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specificatio ns is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. note 1: temperature coefficient is measured by the ?ox?method, i.e., the maximum ? v out is divided by ? t. note 2: line and load regulation specifications include the effect of self-heating. note 3: guaranteed by design for max674cpa, max674csa, max674epa, max674esa; sample tested for all other grades and packages. input voltage .........................................................................40v power dissipation to-99 (tv) (derate at 7.1mw/ c above +80?)...........500mw cerdip (j) (derate at 6.7mw/ c above +75?) ..........500mw plastic dip (p) (derate at 5.6mw/ c above +36?) .....500mw narrow so (s) (derate at 5.0mw/ c above +55?) .....300mw storage temperature range .............................-65? to +150? operating temperature range max674c ............................................................0? to +70? max674e .........................................................-40? to +85? max674m ......................................................-55? to +125? dice junction temperature (t j ) ........................-65? to +150? output short-circuit duration (to ground or v in )......................................................indefinite lead temperature (soldering, 60s) .................................+300? parameter symbol conditions min typ max units output voltage tolerance i l = 0ma ?5 mv max674ctv/cpa/csa 12 max674etv/eja/epa/esa 15 output voltage temperature coefficient (note 1) tcv o max674mtv/mja 20 ppm/? output adjustment range v trim rp = 10 ?00 ?00 mv line regulation (note 2) v in = 13v to 33v 0.006 0.01 %/v load regulation (note 2) i l = 0 to 10ma 0.001 0.002 %/ma turn-on settling time t on to ?.1% of final value 5 s quiescent supply current i q no load 750 1400 ? noise (note 3) e n(p-p) 0.1hz to 10hz 20 30 ? p-p sink current i s 0.3 0.5 ma short-circuit current i sc v out = 0v 30 ma
max674 +10v precision voltage reference _______________________________________________________________________________________ 3 line regulation vs. frequency max674 toc01 frequency (hz) line regulation (db) 100k 10k 1k 100 16 26 36 46 56 66 76 6 10 1m v in = 15v t a = +25 c max674 output wideband noise vs. bandwidth (0.1hz to frequency indicated) max674 toc02 frequency (hz) output noise ( v p-p ) 100k 10k 1k 100 100 1000 10,000 10 10 1m v in = 15v t a = +25 c maximum load current vs. input voltage max674 toc03 input voltage (v) maximum load current (ma) 25 20 15 5 10 15 20 25 30 35 0 10 30 short-circuit protection 500mw maximum dissipation t a = +25 c maximum load current vs. temperature max674 toc04 temperature ( c) maximum load current (ma) 120 100 80 60 40 20 0 -20 -40 5 10 15 20 25 30 0 -60 140 v in = 15v output change due to thermal shock max674 toc05 time (s) percent change in output voltage (%) 50 40 30 20 10 0 0.005 0.010 0.015 0.020 0.025 0.030 0.035 0 -10 60 device immersed in +75 c oil bath t a = +25 c t a = +75 c v in = 15v output adjustment the max674 trim terminal can be used to adjust the output voltage over a 10v ?00mv range. this feature allows system errors to be trimmed by setting the refer- ence to a voltage other than 10v such as 10.240v for binary applications (see the typical operating circuit ). the trim terminal may, of course, be left open if no adjustment is needed. adjustment of the output does not significantly affect the temperature performance of the device. the temperature coefficient change is approximately 0.7ppm/? for 100mv of output adjustment from its initial value. typical operating characteristics (t a = +25?, unless otherwise noted.)
typical applications max674 1.1ma 6 5 v out trim v in gnd 100k ? + - 2 4 9v 9v 10.000v figure 2. precision calibration standard max674 15v 6 5 v out trim v in gnd 10k ? +10v -10v 2 4 10k ? +15v -15v max400 figure 3. ?0v reference max674 15v 6 5 v out trim v in gnd r voltage compliance 25v to +110v 2 4 i out i out = + 1ma r 10.0v figure 4. current source max674 +10v precision voltage reference 4 _______________________________________________________________________________________
max674 +10v precision voltage reference maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a maxim product. no circu it patent licenses are implied. maxim reserves the right to change the circuitry and specifications without notice at any time. maxim integrated products, 120 san gabriel drive, sunnyvale, ca 94086 408-737-7600 _____________________ 5 2004 maxim integrated products printed usa is a registered trademark of maxim integrated products. chip topography gnd 0.57 1.45mm 0.78 1.98mm 4 5 trim 6 v out 2 v in pin configurations (continued) v out trim gnd 1 2 8 7 n.c. n.c. v in n.c. n.c. cerdip 3 4 6 5 max674 top view v out v in trim n.c. n.c. n.c. n.c. ground (case) 6 2 8 4 5 1 7 3 max674 to-99 metal can ordering information (continued) part temp range pin- package tempco (ppm/?) initial error (mv) max674ctv* 0 c to +70 c 8 to-99 12 15 max674etv* -40 c to +85 c 8 to-99 15 15 max674eja* -40 c to +85 c 8 cerdip 15 15 max674mtv* -55 c to +125 c 8 to-99 20 15 max674mja* -55 c to +125 c 8 cerdip 20 15 * contact factory for availability. not recommended for new designs.
e nglish ? ???? ? ??? ? ??? what's ne w p roducts solutions de sign ap p note s sup p ort buy comp any me mbe rs max674 part number table notes: see the max674 quickview data sheet for further information on this product family or download the max674 full data sheet (pdf, 108kb). 1. other options and links for purchasing parts are listed at: http://www.maxim-ic.com/sales . 2. didn't find what you need? ask our applications engineers. expert assistance in finding parts, usually within one business day. 3. part number suffixes: t or t&r = tape and reel; + = rohs/lead-free; # = rohs/lead-exempt. more: see full data sheet or part naming c onventions . 4. * some packages have variations, listed on the drawing. "pkgc ode/variation" tells which variation the product uses. 5. part number free sample buy direct package: type pins size drawing code/var * temp rohs/lead-free? materials analysis max674mja/883b -55c to +125c rohs/lead-free: no max674c pa pdip;8 pin;.300" dwg: 21-0043d (pdf) use pkgcode/variation: p8-2 * 0c to +70c rohs/lead-free: no materials analysis max674c pa+ pdip;8 pin;.300" dwg: 21-0043d (pdf) use pkgcode/variation: p8+2 * 0c to +70c rohs/lead-free: yes materials analysis max674epa-g106 pdip;8 pin;.300" dwg: 21-0043d (pdf) use pkgcode/variation: p8-2 * -40c to +85c rohs/lead-free: no materials analysis max674epa+ -40c to +85c rohs/lead-free: yes max674epa pdip;8 pin;.300" dwg: 21-0043d (pdf) use pkgcode/variation: p8-2 * -40c to +85c rohs/lead-free: no materials analysis max674esa-tg106 soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8-4 * rohs/lead-free: no materials analysis
max674c sa-tg106 soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8-4 * 0c to +70c rohs/lead-free: no materials analysis max674c sa+t soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8+4 * 0c to +70c rohs/lead-free: yes materials analysis max674c sa+ soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8+4 * 0c to +70c rohs/lead-free: yes materials analysis max674c sa soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8-4 * 0c to +70c rohs/lead-free: no materials analysis max674c sa-t soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8-4 * 0c to +70c rohs/lead-free: no materials analysis max674c sa-g106 soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8-4 * 0c to +70c rohs/lead-free: no materials analysis max674esa+ soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8+4 * -40c to +85c rohs/lead-free: yes materials analysis max674esa+t soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8+4 * -40c to +85c rohs/lead-free: yes materials analysis max674esa soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8-4 * -40c to +85c rohs/lead-free: no materials analysis max674esa-t soic ;8 pin;.150" dwg: 21-0041b (pdf) use pkgcode/variation: s8-4 * -40c to +85c rohs/lead-free: no materials analysis didn't find what you need? c ontac t us: send us an email c opyright 2 0 0 7 by m axim i ntegrated p roduc ts , dallas semic onduc tor ? legal n otic es ? p rivac y p olic y
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