april 1998 1 mic4467/4468/4469 mic4467/4468/4469 micrel general description the mic4467/8/9 family of 4-output cmos buffer/drivers is an expansion from the earlier single- and dual-output drivers, to which they are functionally closely related. because pack- age pin count permitted it, each driver has been equipped with a 2-input logic gate for added flexibility. placing four high- power drivers in a single package also improves system reliability and reduces total system cost. in some applica- tions, one of these drivers can replace not only two packages of single-input drivers, but some of the associated logic as well. although primarily intended for driving power mosfets, and similar highly capacitive loads, these drivers are equally well suited to driving any other load (capacitive, resistive, or inductive), which requires a high-efficiency, low-impedance driver capable of high peak currents, rail-to-rail voltage swings, and fast switching times. for example, heavily loaded clock lines, coaxial cables, and piezoelectric transducers can all be mic4467/4468/4469 quad 1.2a-peak low-side mosfet driver bipolar/cmos/dmos final information features built using reliable, low power cmos processes latchproof. withstands 500ma inductive kickback 3 input logic choices symmetrical rise and fall times .......................... 25ns short, equal delay times ...................................... 75ns high peak output current ...................................... 1.2a wide operating range .................................. 4.5 to 18v low equivalent input capacitance (typ) .................. 6pf inputs = logic 1 for any input from 2.4v to v s esd protected applications general-purpose cmos logic buffer driving all 4 mosfets in an h-bridge direct small-motor driver relay or peripheral drivers dual differential output power drivers ccd driver pin-switching network driver logic diagrams 1a v s 1b 2a 2b 3a 3b 4a 4b 1y 2y 3y 4y gnd 1 2 3 4 5 6 8 9 13 12 11 10 14 7 mic4468 1a v s 1b 2a 2b 3a 3b 4a 4b 1y 2y 3y 4y gnd 1 2 3 4 5 6 8 9 13 12 11 10 14 7 mic4467 1a v s 1b 2a 2b 3a 3b 4a 4b 1y 2y 3y 4y gnd 1 2 3 4 5 6 8 9 13 12 11 10 14 7 mic4469 micrel, inc. ?1849 fortune drive ?san jose, ca 95131 ?usa ?tel + 1 (408) 944-0800 ?fax + 1 (408) 944-0970 ?http://www.mic rel.com
mic4467/4468/4469 2 april 1998 mic4467/4468/4469 micrel truth table output part no. a b y mic4467 l x h (each driver) x l h hh l mic4468 h h h (each driver) l x l xl l mic4469 l x l (each driver) x h l hl h driven easily with mic446x series drivers. the only limitation on loading is that total power dissipation in the ic must be kept within the power dissipation limits of the package. the mic446x series drivers are built using a bcd process. they will not latch under any conditions within their power and voltage ratings. they are not subject to damage when up to 5v of noise spiking (either polarity) occurs on the ground line. they can accept up to half an amp of inductive kickback current (either polarity) into their outputs without damage or logic upset. ordering information part no. package temp. range mic44xxcn* 14-pin plastic dip 0 to +70 c mic44xxcwm* 16-pin wide soic 0 to +70 c mic44xxbn* 14-pin plastic dip 40 to +85 c mic44xxbwm* 16-pin wide soic 40 to +85 c pin configurations inputs 1 2 3 4 5 6 7 14 13 12 11 10 9 8 1a 1b 2a 2b 3a 3b gnd v 1y 2y 3y 4y 4b 4a s 16-pin wide soic (wm) 1 2 3 4 5 6 7 8 16 13 12 11 10 9 1a 1b 2a 2b 3a 3b gnd gnd v 1y 2y 3y 4y 4b 4a s v s 14-pin dip (n) top view top view 15 14 * xx identifies input logic: 67 nand 68 and 69 and with 1 inverting input
april 1998 3 mic4467/4468/4469 mic4467/4468/4469 micrel block diagrams i n b level shifter 5v regulator v s i n a mic4467 functional diagram for one driver (four drivers per package ground unused inputs) y out gnd in b level shifter 5v regulator v s in a mic4468 f unctional diagram for one driver (four drivers per package ground unused inputs) gnd y out i n b level shifter 5v regulator v s i n a mic4469 y out gnd functional diagram for one driver (four drivers per package ground unused inputs)
mic4467/4468/4469 4 april 1998 mic4467/4468/4469 micrel absolute maximum ratings (notes 1 and 2) supply voltage 22v input voltage (gnd 5v) to (v s + 0.3v) maximum chip temperature operating 150 c storage 65 to +150 c maximum load temperature (10 sec, for soldering) 300 c operating ambient temperature c version 0 to +70 c b version 40 to +85 c power dissipation n package (14-pin plastic dip) 1.5w wm package (16-pin wide soic) 1w package thermal resistance n package (14-pin plastic dip) ja 80 c/w wm package (16-pin wide soic) ja 120 c/w electrical characteristics: measured at t a = 25 c with 4.5v v s 18v unless otherwise specified. symbol parameter conditions min typ max units input v ih logic 1 input voltage 2.4 1.3 v v il logic 0 input voltage 1.2 0.8 v i in input current 0 v in v s 11 a output v oh high output voltage i load = 10ma v s -0.15 v v ol low output voltage i load = 10ma 0.15 v r o output resistance i out = 10ma, v s = 18v 5 15 ? i pk peak output current 1.2 a i latch-up protection >500 ma withstand reverse current switching time t r rise time test figure 1 14 25 ns t f fall time test figure 1 13 25 ns t d1 delay time test figure 1 30 75 ns t d2 delay time test figure 1 45 75 ns power supply i s power supply current 0.2 4 ma supply
april 1998 5 mic4467/4468/4469 mic4467/4468/4469 micrel electrical characteristics: measured over operating temperature range with 4.5v v s 18v unless otherwise specified. symbol parameter conditions min typ max units input v ih logic 1 input voltage 2.4 1.4 v v il logic 0 input voltage 1.0 0.8 v i in input current 0 v in v s 11 a output v oh high output voltage i load = 10 ma v s -0.3 v v ol low output voltage i load = 10 ma 0.3 v r o output resistance i out = 10 ma, v s = 18v 7 30 ? i pk peak output current 1.2 a i latch-up protection 500 ma withstand reverse current switching time t r rise time test figure 1 17 50 ns t f fall time test figure 1 16 50 ns t d1 delay time test figure 1 35 100 ns t d2 delay time test figure 1 55 100 ns power supply i s power supply current 0.4 8 ma supply note 1: functional operation above the absolute maximum stress ratings is not implied. note 2: static sensitive device. store only in conductive containers. handling personnel and equipment should be grounded to prevent static damage.
mic4467/4468/4469 6 april 1998 mic4467/4468/4469 micrel typical characteristics rise and fall time vs. supply voltage 05 20 10 15 t f supply voltage (v) 70 60 50 40 10 0 time (ns) 20 30 delay time vs. supply voltage 05 20 10 15 supply voltage (v) 35 30 25 20 5 0 time (ns) 10 15 40 30 10 time (ns) 20 -25 0 150 25 50 temperature ( c) 75 100 125 delay time vs. temperature 35 30 25 20 5 0 time (ns) 10 15 -25 0 150 25 50 temperature ( c) 75 100 125 t d1 supply current vs. capacitive load 80 70 60 50 20 0 supply current (ma) 30 40 10 400khz 200 khz 20khz 10 10000 100 capacitive load (pf) 1000 1k 100 10 1 time (ns) 10 10000 100 capacitive load (pf) 1000 rise and fall time vs. capacitive load t r t f supply current vs. frequency v = 18v s 10 v 5 v 20 0 supply current (ma) 30 10 1 1000 10 frequency (khz) 100 high output vs. current | v v | (v) s out current sourced (ma) low output vs. current 1.20 .96 .00 .48 .72 .24 010 current sunk (ma) 20 30 40 50 60 70 80 90 100 10 v 15 v output voltage (v) rise and fall time vs. temperature 1.20 .96 .00 .48 .72 .24 0 10 2030405060708090100 10 v 15 v -50 t r -50 -75 t r t f -75 t d2 t d1 t d2 c = 1000pf t = 25 c l a c = 1000pf t = 25 c l a c = 1000pf v = 18v l s c = 1000pf v = 18v l s t = 25 c v = 18v a s t = 25 c v = 18v a s t = 25 c c = 1000pf l a t = 25 c a v = 5v c t = 25 c a v = 5v s
april 1998 7 mic4467/4468/4469 mic4467/4468/4469 micrel quiescent power supply current vs. supply voltage quiescent power supply current vs. supply voltage 0 0.5 2.5 1.0 1.5 supply current (ma) 20 15 5 0 supply voltage (v) 10 2.0 supply current ( a) 15 10 05 0 50 100 150 200 300 400 20 supply voltage (v) no load both inputs logic "1" t = 25 c a no load both inputs logic "0" t = 25 c a test figure 1 package power dissipation quad driver drives h bridge to control motor speed and direction 0 250 500 750 1000 1250 1500 25 50 75 100 125 150 ambient temperature ( c) p (mw) d 14-pin pdip slope = 12 mw/ c 16-pin wide soic slope = 8 mw/ c inverting input +5v v input 10% 90% 10% 90% 10% 90% 18v 0v v output t d1 t f t r t d2 non-inverting input +5v input 18v 0v v output v 90% 10% 10% 10% 90% t d1 t r v out in 1 f film 0.1 f ceramic v s 470 pf 1 in 1 in 2 in 2 in 3 in 3 in 4 in 4 t d2 t f 90% gnd dc brush motor pwm speed +5v to +15v mic4467 cw ccw
mic4467/4468/4469 8 april 1998 mic4467/4468/4469 micrel package information .080 (1.524) .015 (0.381) .023 (.5842) .015 (.3810) .310 (7.874) .280 (7.112) .770 (19.558) max .235 (5.969) .215 (5.461) .060 (1.524) .045 (1.143) .160 max (4.064) .160 (4.064) .100 (2.540) .110 (2.794) .090 (2.296) .400 (10.180) .330 (8.362) .015 (0.381) .008 (0.2032) .060 (1.524) .045 (1.143) pin 1 14-pin plastic dip (n) 0.022 (0.559) 0.018 (0.457) 5 typ 0.408 (10.363) 0.404 (10.262) 0.409 (10.389) 0.405 (10.287) 0.103 (2.616) 0.099 (2.515) seating plane 0.027 (0.686) 0.031 (0.787) 0.016 (0.046) typ 0.301 (7.645) 0.297 (7.544) 0.094 (2.388) 0.090 (2.286) 0.297 (7.544) 0.293 (7.442) 10 typ 0.032 (0.813) typ 0.330 (8.382) 0.326 (8.280) 7 typ 0.050 (1.270) typ 0.015 (0.381) r 0.015 (0.381) min pin 1 dimensions: inches (mm) 16-pin wide sop (wm) micrel inc. 1849 fortune drive san jose, ca 95131 usa tel + 1 (408) 944-0800 fax + 1 (408) 944-0970 web http://www.micrel.com this information is believed to be accurate and reliable, however no responsibility is assumed by micrel for its use nor for an y infringement of patents or other rights of third parties resulting from its use. no license is granted by implication or otherwise under any patent or pat ent right of micrel inc. ? 1998 micrel incorporated
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