rev. a information furnished by analog devices is believed to be accurate and reliable. however, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of analog devices. a ad53509 one technology way, p.o. box 9106, norwood, ma 02062-9106, u.s.a. tel: 781/329-4700 world wide web site: http://www.analog.com fax: 781/326-8703 ? analog devices, inc., 2000 high-performance driver/comparator active load on a single chip functional block diagram driver comparator 46 v/i v/i active load 1.0 a/k v cc v cc v cc 34 v cc v ee v ee v ee v ee 51 52 39 40 41 32 ad53509 vhdcpl v out vldcpl 39nf chdcpl 39nf cldcpl 2,5,8 9,33,44,46,48 pwrgnd vcco hqgnd2 hqgnd vcoms therm nc 35 36 +1 31 50 49 42 43 38 37 45 47 vh vterm data data iod iod rld rld v l hcomp leh leh qh qh ql ql lel lel lcomp vcomi iolc iolrtn iohrtn inhl inhl iohc nc = no connect out_l 14, 26 features 250 mhz operation driver/comparator and active load included on-chip schottky diode bridge 52-lead lqfp package with built-in heat sink applications automatic test equipment semiconductor test systems board test systems instrumentation and characterization equipment product description the ad53509 is a single chip that performs the pin electronics functions of driver, comparator and active load in ate vlsi and memory testers. in addition, a schottky diode bridge for the active load and a vcom buffer are included internally. the driver is a proprietary design that features three active states: data high mode, data low mode and term mode as well as an inhibit state. this facilitates the implementation of high speed active termination. the output voltage range is ? v to +7 v to accommodate a wide variety of test devices. the output leakage is typically less than 250 na over the entire sig- nal range. the dual comparator, with an input range equal to the driver output range, features built-in latches and ecl-compatible outputs. the outputs are capable of driving 50 ? signal lines terminated to ? v. signal tracking capability is upwards of 5 v/ns. the active load can be set for up to 40 ma load current with less than a 10 a linearity error through the entire set range. i oh , i ol and the buffered vcom are independently adjustable. on-board schottky diodes provide high speed switching and low capacitance. also included on the chip is an on-board temperature sensor whose purpose is to give an indication of the surface tempera- ture of the dcl. this information can be used to measure jc and ja or flag an alarm if proper cooling is lost. output from the sensor is a current sink that is proportional to absolute tem- perature. the gain is trimmed to a nominal value of 1.0 a/k. as an example, the output current can be sensed by using a 10 k ? resistor connected from 10 v to the therm (iout) pin. a voltage drop across the resistor will be developed that equals: 10k 1 a/k = 10 mv/k = 2.98 v at room temperature.
C2C rev. a ad53509?pecifications driver specifications (all specifications are at t j = 85 c 5 c, v s = 11 v 3%, ? s = ? v = 3% unless otherwise noted. all temperature coefficients are measured at t j = 75 c to 95 c.) parameter min typ max unit test conditions differential input characteristics (data to data , iod to iod , rld to rld ) input voltage ? +3 v differential input range 2 v all digital inputs within a 2 v range bias current ?50 +250 av in = ? v, +3 v reference inputs bias currents ?0 +50 av l , v h , v t = 5 v output characteristics logic high range ? +7 v data = h, v h = ? v to +7 v, v l = ? v, v t = 0 v logic low range ? +6 v data = l, v l = ? v to +6 v, v h = 7 v, v t = 0 v amplitude (v h and v l ) 0.1 9 v v l = 0.0 v, v h = 0.1 v, v t = 0 v absolute accuracy v l = ? v, v h = +7 v, v t = 0 v v h offset ?0 +50 mv data = h, v h = 0 v, v l = ? v, v t = ? v v h gain + linearity error 0.3 ?5 +0.3 + 5 % of v h + mv data = h, v h = ? v to +7 v, v l = ? v, v t = ? v v l offset ?0 +50 mv data = l, v l = 0 v, v h = 5 v, v t = 3 v v l gain + linearity error ?.3 ?5 +0.3 + 5 % of v l + mv data = l, v l = ? v to +6 v, v h = 7 v, v t = 7 v offset tc 0.5 mv/ cv l = ? v, v h = 0 v, v t = ? v (v h offset) v l = 0 v, v h = 5 v, v t = 3 v (v l offset) output resistance v h = ? v 44 46 48 ? v l = ? v, v t = 0 v, i out = 0, +1, +30 ma v h = +7 v 44 46 48 ? v l = ? v, v t = 0 v, i out = 0, ?, ?0 ma v l = ? v 44 46 48 ? v h = 6 v, v t = 0 v, i out = 0, 1, 30 ma v l = +6 v 44 46 48 ? v h = 7 v, v t = 0 v, i out = 0, ?, ?0 ma v h = +3 v 46 ? v l = 0 v, v t = 0 v, i out = ?0 ma (trim point) dynamic current limit >100 ma c byp = 39 nf, v h = 6 v, v l = ? v, v t = 0 v static current limit ?5 +85 ma output to 2 v, v h = 7 v, v l = ? v, v t = 0 v data = h and output to 7 v, v h = 6 v, v l = ? v, v t = 0 v, data = l v t erm voltage range ? +7 v term mode, v t = ? v to +7 v, v l = 0 v, v h = 3 v v t erm offset ?0 +50 mv term mode, v t = 0 v, v l = 0 v, v h = 3 v v t erm gain + linearity error ?.3 +10 +0.3 +10 % of v set + mv term mode, v t = ? v to +7 v, v l = 0 v, v h = 3 v offset tc 0.5 mv/ cv t = 0 v, v l = 0 v, v h = 3 v output resistance 44 46 49 ? i out = +30 ma, +1.0 ma, v t = ?.0 v, v h = 3 v, v l = 0 v i out = 30 ma, ?.0 ma, v t = +7.0 v, v h = 3 v, v l = 0 v i out = 30 ma, 1.0 ma, v t = 0 v, v h = 3 v, v l = 0 v dynamic performance, (v h and v l ) propagation delay time 1.5 ns measured at 50%, v h = +400 mv, v l = ?00 mv, v t = 0 v propagation delay tc 2 ps/ c measured at 50%, v h = +400 mv, v l = ?00 mv, v t = 0 v delay matching, edge to edge <100 ps measured at 50%, v h = +400 mv, v l = ?00 mv, v t = 0 v rise and fall times 1 v swing 0.42 ns measured 20%?0%, v l = 0 v, v h = 1 v, v t = 0 v 3 v swing 0.75 ns measured 20%?0%, v l = 0 v, v h = 3 v, v t = 0 v 5 v swing 1.65 ns measured 10%?0%, v l = 0 v, v h = 5 v, v t = 0 v 9 v swing 3.0 ns measured 10%?0%, v l = ? v, v h = 7 v, v t = 0 v rise and fall time temperature coefficient 1 v swing 1 ps/ c measured 20%?0%, v l = 0 v, v h = 1 v 3 v swing 2 ps/ c measured 20%?0%, v l = 0 v, v h = 3 v 5 v swing 4 ps/ c measured 10%?0%, v l = 0 v, v h = 5 v overshoot and preshoot <3 + 50 % of step + mv v l , v h = ?.1 v, 0.1 v, v l , v h = 0.0 v, 1.0 v v l , v h = 0.0 v, 3.0 v, v l , v h = 0.0 v, 5.0 v v l , v h = ?.0 v, 7.0 v settling time to 15 mv <50 ns v l = 0 v, v h = 0.5 v, v t = ? v to 4 mv <10 sv l = 0 v, v h = 0.5 v, v t = ? v
C3C rev. a ad53509 parameter min typ max unit test conditions delay change vs. pulsewidth 50 ps v l = 0 v, v h = 2 v, pulsewidth = 2.5 ns/7.5 ns, 30 ns/90 ns minimum pulsewidth 3 v swing 1.4 ns v l = 0 v, v h = 3 v, 90% (2.7 v) reached, measure @ 50% 5 v swing 2.0 ns v l = 0 v, v h = 5 v, 90% (4.5 v) reached, measure @ 50% toggle rate 250 mhz v l = 0 v, v h = 5 v, vdut > 3.0 v p-p dynamic performance, inhibit delay time, active to inhibit 3.3 ns measured at 50%, v h = +2 v, v l = ? v, v t = 0 v delay time, inhibit to active 2.9 ns measured at 50%, v h = +2 v, v l = ? v, v t = 0 v delay time matching (z) <2 ns z = delay time active to inhibit test (above) delay time inhibit to active test (above) (of worst two edges) i/o spike 150 mv, p-p v h = 0 v, v l = 0 v, v t = 0 v rise, fall time, active to inhibit 1.6 ns v h = +2 v, v l = 2 v (measured 20%/80% of 1 v o utput) rise, fall time, inhibit to active 1.4 ns v h = +2 v, v l = 2 v (measured 20%/80% of 1 v o utput) dynamic performance , v term delay time, v h to v term , v l to v term 2.5 ns measured at 50%, v l = ? v, v h = +1 v, v term = 0 v delay time, v term to v h and v term to v l 2.5 ns measured at 50%, v l = v h = +0.4 v, v term = ?.4 v overshoot and preshoot <3.0 + 75 % of step + mv v h /v l , v term = (0 v, ? v), (0 v, ?.0 v), (0 v, 6.0 v) v term mode rise time 2.2 ns v l = ? v, v h = +2 v, v term = 0 v, 20%?0% v term mode fall time 2.2 ns v l = ? v, v h = +2 v, v term = 0 v, 20%?0% psrr, drive or term mode 35 db v s = v s 3% specifications subject to change without notice. comparator specifications (all specifications are at t j = 85 c 5 c. [outputs terminated in 150 to gnd, +v s = 11 v 3% ? s = 6 v 3%, vcco = 3.3 v unless otherwise specified.] all temperatures coefficients are measured at t j = 75 c to 95 c.) parameter min typ max unit test conditions dc input characteristics offset voltage (v os ) 25 +25 mv cmv = 0 v offset voltage (drift) 50 v/ c cmv = 0 v hcomp, lcomp bias current ?0 +50 av in = 0 v voltage range (v cm ) 2 +7.0 v differential voltage (v diff ) 9.0 v gain and linearity ?.05 +0.05 % fsr v in = ? v to +7 v (9 v fsr) latch enable inputs logic ??current (i ih ) 250 a lea, lea , leb, leb = +3 v logic ??current (i il ) ?50 a lea, lea , leb, leb = ? v logic input range ? +3 v digital outputs logic ??voltage (v oh ) vcco ?0.98 v q or q , 16.7 ma load logic ??voltage (v ol ) vcco ?1.5 v q or q , 10 ma load slew rate 1 v/ns vcco range 0 8 v switching performance propagation delay input to output 1.8 ns v in = 2 v p-p, latch enable to output 2 ns hcomp = 1 v, lcomp = 1 v propagation delay temperature coefficient 2 ps/ c propagation delay change with respect to slew rate: 0.5 v, 1.0 v, 3.0 v/ns < 100 ps v in = 0 v to 5 v slew rate: 5.0 v/ns < 350 ps v in = 0 v to 5 v amplitude: 1.0 v, 3.0 v, 5.0 v < 200 ps v in = 1.0 v/ns equivalent input rise time 450 ps v in = 0 v to 3 v, 3 v/ns pulsewidth linearity < 200 ps v in = 0 v to 3 v, 3 v/ns, pw = 3 ns? ns settling time 25 ns settling to 8 mv, v in = 1 v to 0 v latch timing input pulsewidth 1.68 ns setup time 1.0 ns hold time 1.1 ns hysteresis 6 mv latch inputs programmed for hysteresis specifications subject to change without notice.
C4C rev. a ad53509?pecifications active load specifications (all specifications are at t j = 85 c 5 c, +v s = 11 v 3%, ? s = ? v = 3% unless otherwise noted. all temperature coefficients are measured at t j = 75 c to 95 c.) parameter min typ max unit test conditions input characteristics inhl, inhl input voltage ? +3 v i ohc = 1 v, iolc = 1 v, vcom = 2 v, o ut_l = 0 v bias current ?50 250 a inhl, inhl = ? v, +3 v iohc current program range ioh = 0 ma to ?0 ma 0 4 v o ut_l = ?.7 v, +7 v iolc current program range iol = 0 ma to +40 ma 0 4 v o ut_l = 2 v, +5.7 v iohc, iolc input bias current ?00 +300 a iolc = 0 v, 4.0 v and iohc = 0 v, 4.0 v iolrtn, iohrtn range ? +7 v iol = +40 ma, ioh = ?0 ma, o ut_l = 2 v, +7 v vdut range ? +7 v iol = +40 ma, ioh = ?0 ma, io ut_l ?comi >1.3 v vdut range, ioh = 0 ma to ?0 ma ?.7 +7 v o ut_l ?com > 1.3 v vdut range, iol = 0 ma to +40 ma ? +5.7 v vcom?dut > 1.3 v vcomi input range ? +7 v iol = +40 ma, ioh = ?0 ma output characteristics accuracy absolute accuracy error, load current ?.3 ?100 +0.3 + 100 % i set + a iol, ioh = 25 a?0 ma, vcom = 0 v, o ut_l = 2 v and iol = 25 a?0 ma, vcom = +7 v, o ut_l = +5.7 v and ioh = 25 a?0 ma, vcom = ? v, o ut_l = ?.7 v vcom buffer offset error ?0 +50 mv iol, ioh = 40 ma, vcomi = 0 v, o ut_l = vcom bias current ?0 +1 +10 a vcomi = 0 v, o ut_l = vcom gain error ?.2 +0.2 % iol, ioh = 40 ma, vcomi = ? v to +6 v, vout = vcom linearity error ?0 +10 mv iol, ioh = 40 ma, vcomi = ? v to +6 v, vout = vcom output current tc < 2 a/ c measured at ioh, iol = 200 a dynamic performance propagation delay i out to inhibit 1.9 ns vcom = 2 v, iol = +20 ma, ioh = ?0 ma inhibit to i out 2.8 ns vcom = 2 v, iol = +20 ma, ioh = 20 ma propagation delay matching <1.8 ns i/o spike 240 mv vcom = 0 v, iol = +20 ma, ioh = ?0 ma settling time to 15 mv <50 ns iol = +20 ma, ioh = ?0 ma, 50 ? load, to 15 mv settling time to 4 mv <10 s iol = +20 ma, ioh = ?0 ma, 50 ? load, to 4 mv specifications subject to change without notice.
C5C rev. a ad53509 total function specifications (all specifications are at t j = 85 c 5 c, v s = 11 v 3%, ? s = ? v = 3% unless otherwise noted. all temperature coefficients are measured at t j = 75 c to 95 c.) parameter min typ max unit test conditions output characteristics output leakage current, v out = ? v to +5 v ?50 +250 na output leakage current, v out = ? v to +7 v ?00 +500 a output capacitance 8 pf driver and load inhibited power supplies total supply range 17 v positive supply 11 v negative supply ? v positive supply current 280 ma driver = i nh , i load program = 40 ma, load = active negative supply current 290 ma driver = i nh , i load program = 40 ma, load = active vcco current 65 ma vcco = 3.3 v, comparator output 150 to gnd total power dissipation 4.8 w driver = i nh , i load program = 40 ma, load = active temperature sensor gain factor 1 a/k r load = 10 k ? , v source = 11 v notes connecting or shorting the decoupling pins to ground will result in the destruction of the device. specifications subject to change without notice. table i. driver truth table data data iod iod rld rld output state 0110xxv l 1010xxv h xx0101inh xx0110v term table ii. comparator truth table output states vout leh leh lel lel qh qh ql ql >hcomp >lcomp 1 0 1 0 1 0 1 0 >hcomp lcomp 1 0 1 0 0 1 1 0 vcom 0 1 v(iohc) 10 ma v(iolc) 10 ma ioh x100 0 0
ad53509 C6C rev. a caution esd (electrostatic discharge) sensitive device. electrostatic charges as high as 4000 v readily accumulate on the human body and test equipment and can discharge without detection. although the ad53509 features proprietary esd protection circuitry, permanent damage may occur on devices subjected to high-energy electrostatic discharges. therefore, proper esd precautions are recommended to avoid performance degradation or loss of functionality. warning! esd sensitive device absolute maximum ratings 1 power supply voltage vcc to gnd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 v vee to gnd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ? v vcc to vee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 v vcco to gnd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 v pwr gnd hq gnd . . . . . . . . . . . . . . . . . . . . . . . 0.4 v inputs data, data , iod, iod , rld, rld . . . . . . +5 v, 2 v data to data , iod to iod , rld to rld . . . . . . . 3 v lel, lel , leh, leh . . . . . . . . . . . . . . . . . . . +5 v, 2 v lel to lel , leh to leh . . . . . . . . . . . . . . . . . . . . . 3 v inhl, inhl . . . . . . . . . . . . . . . . . . . . . . . . . . . +5 v, 2 v inhl to inhl . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 v vh, vl, vterm, vcom_i to gnd . . . . . . . . +8 v, ? v vh to vl . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 v (vh?term) and (vterm ?vl) . . . . . . . . . . . . . 10 v iohc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 v iolc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 v hcomp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +8 v, ? v lcomp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +8 v, ? v hcomp, lcomp to v out . . . . . . . . . . . . . . . . . . . 10 v outputs v out short circuit duration . . . . . . . . . . . . . . . . indefinite 2 v out inhibit mode . . . . . . . . . . . . . . . . . . . . . . . +8 v, ? v vhdcpl . . . . . . . . do not connect except for cap to v cc vldcpl . . . . . . . . do not connect except for cap to v ee qh, qh , ql, ql maximum i out continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 ma surge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 ma therm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 v, 0 v iohrtn, iolrtn . . . . . . . . . . . . . . . . . . +8.5 v, ?.5 v vcom_s short circuit duration . . . . . . . . . . . . . . . 3 sec 2 ordering guide shipment method package quantity per package model description shipping container option ad53509jsq 52-lead lqfp-edquad 90 sq-52 environmental operating temperature (junction) . . . . . . . . . . . . . . . 175 c storage temperature . . . . . . . . . . . . . . . . ?5 c to +150 c lead temperature (soldering, 10 sec) 3 . . . . . . . . . . . 260 c notes 1 stresses above those listed under absolute maximum ratings may cause perma- nent damage to the device. this is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. absolute maximum limits apply individually, not in combination. exposure to absolute maximum rating condi- tions for extended periods may affect device reliability. 2 output short circuit protection is guaranteed as long as proper heat sinking is employed to ensure compliance with the operating temperature limits. 3 to ensure lead coplanarity ( 0.002 inches) and solderability, handling with bare hands should be avoided and the device should be stored in environments at 24 c 5 c (75 f 10 f) with relative humidity not to exceed 65%. table iv. package thermal characteristics air flow, fm ja , c/w 0 33 200 25 400 22
ad53509 C7C rev. a pin configuration 14 15 16 17 18 19 20 21 22 23 24 25 26 nc therm hcomp lcomp vhdcpl hqgnd2 v out out_l vldcpl iolrtn vcomi nc vcoms 2 3 4 5 6 7 8 9 10 11 13 12 vcco ql ql vcco qh qh vcco pwrgnd lel lel leh leh 39 38 37 36 35 34 33 32 31 30 29 28 27 v ee data data inhl inhl v cc pwrgnd v ee v l iolc iohc hqgnd iohrtn 1 v cc pin 1 identifier heat sink up (not to scale) ad53509 52 51 50 49 48 43 42 41 40 47 46 45 44 v cc v cc rld rld pwrgnd vh pwrgnd vterm pwrgnd iod iod v ee v ee nc = no connect
ad53509 C8C rev. a outline dimensions dimensions shown in inches and (mm). c01539C0C12/00 (rev. a) printed in u.s.a. 52-lead lqfp?dquad with integral heat slug (sq-52) top view (pins down) 1 13 14 27 26 39 52 40 0.630 (16.00) sq 0.270 (6.86) dia 0.551 (14.00) sq 0.030 (0.75) 0.024 (0.60) 0.018 (0.45) seating plane 0.063 (1.60) max standoff 0.004 (0.10) max 0.006 (0.15) 0.002 (0.05) 7 3.5 0 0.020 (0.50) 0.017 (0.42) 0.014 (0.35) 0.057 (1.45) 0.055 (1.40) 0.053 (1.35) 0.039 (1.00) bsc 0.008 (0.20) 0.004 (0.09) center figures are typical unless otherwise noted
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