HV2631 features hvcmos ? technology for high performance 220v operating conditions 22 typical output on-resistance 3.3 and 5.0v cmos logic compatibility very low quiescent power dissipation (-10a) -45db min off isolation at 7.5mhz low parasitic capacitance excellent noise immunity flexible operating supply voltages 48-lead lqfp package applications medical ultrasound imaging non-destructive evaluation ? ? ? ? ? ? ? ? ? ? ? ? general description the supertex HV2631 is a 220v, 16-channel, high voltage analog switch integrated circuit (ic). the output switches are con? gured as 2 sets of 8 single pole, single throw, analog switches. the ic is intended to be used in applications requiring high voltage switching controlled by low voltage control signals, such as ultrasound imaging. the 2 sets of 8 analog switches are controlled by 2 input logic controls, d in 1 and d in 2. a logic high on d in 1 will turn on switches 0 to 7 and a logic high on d in 2 will turn on switches 8 to 15. using hvcmos ? technology, this device combines high voltage bilateral dmos switches and low power cmos logic to provide ef? cient control of high voltage analog signals. block diagram 16-channel (2 banks of 8-channels), high voltage analog switch le v pp v nn v dd d in 1 sw0 gnd v dd sw0 sw7 sw7 sw8 sw8 sw15 sw15 d in 2 level translator 2 latch 2 latch 1 level translator 1
2 HV2631 ordering information device 48-lead lqfp 7x7mm body, 1.6mm height (max), 0.50mm pitch HV2631 HV2631fg-g -g indicates package is rohs compliant (green) absolute maximum ratings absolute maximum ratings are those values beyond which damage to the device may occur. functional operation under these conditions is not implied. continuous operation of the device at the absolute rating level may affect device reliability. all voltages are referenced to device ground. parameter value v dd logic supply -0.5v to +7.0v v pp -v nn differential supply 225v v pp positive supply -0.5v to v nn +225v v nn negative supply +0.5v to -225v logic input voltage -0.5v to v dd +0.3v analog signal range v nn to v pp peak analog signal current/channel 3.0a storage temperature -65c to 150c power dissipation 1.2w recommended operating conditions sym parameter value v dd logic power supply voltage 3.0v to 5.5v v pp positive driver supply +50v to +110v v nn negative high voltage supply -10v to v pp -220v v ih high level input voltage v dd -1.0v to v dd v il low-level input voltage 0v to 1.0v v sig analog signal voltage peak-to-peak v nn +10v to v pp -10v t a operating free air temperature 0 o c to 70 o c product marking yy = year sealed ww = week sealed l = lot number c = country of origin* a = assembler id* = green packaging *may be part of top marking top marking bottom marking yyww HV2631fg lllllllll cccccccc aaa 48-lead lqfp (fg) pin con? guration 48-lead lqfp (fg) (top view) 1 48 notes: 1. power up/down sequence is arbitrary except gnd must be powered-up ? rst and powered-down last. 2. v sig must be v nn v sig v pp or ? oating during power up/down transition. 3. rise and fall times of power supplies v dd , v pp , and v nn should not be less than 1.0msec.
3 HV2631 dc electrical characteristics (over recommended operating conditions unless otherwise speci? ed ) sym parameter 0 o c+25 o c +70 o c units conditions min max min typ max min max r ons small signal switch on-resistance -30-2632-40 v sig = 0v, i sig = 5.0ma, v pp = 50v, v nn = -170v - 25 - 22 27 - 35 v sig = 0v, i sig = 200ma, v pp = 50v, v nn = -170v - 15 - 22 27 - 30 v sig = 0v, i sig = 5.0ma, v pp = 110v, v nn = -110v - 20 - 18 22 - 25 v sig = 0v, i sig = 200ma, v pp = 110v, v nn = -110v r ons small signal switch on-resistance matching - 20 - 5.0 20 - 20 % v sig = 0v, i sig = 5.0ma, v pp = 110v, v nn = -110v r onl large signal switch on-resistance ---15---v sig = 0v, i sig = 1.0a i sol switch off-leakage per switch - 5.0 - 1.0 10 - 15 a v sig = v pp -10v, v nn = +10v v os(off) dc offset switch off - 300 - 100 300 - 300 mv no load v os(on) dc offset switch on - 500 - 100 500 - 500 i ppq quiescent v pp supply current - - - 10 50 - - a all switches off i nnq quiescent v nn supply current - - - -10 -50 - - i ppq quiescent v pp supply current - - - 10 50 - - a all switches on, i sw = 5.0ma i nnq quiescent v nn supply current - - - -10 -50 - - i sw switch output peak current - 3.0 - 3.0 2.0 2.0 a v sig duty cycle < 0.1% f sw output switching frequency ----50--khzd uty cycle = 50% i pp average v pp supply current - 8.1 - - 8.8 - 10 ma v pp = 50v, v nn = -170v, all switches turning on and off at 50khz i nn average v nn supply current - -8.1 - - -8.8 - -10 i pp average v pp supply current - 8.1 - - 6.3 - 6.9 ma v pp = 110v, v nn = -110v, all switches turning on and off at 50khz i nn average v nn supply current - -8.1 - - -6.3 - -6.9 i ddq quiescent v dd supply current - 10 - - 10 - 10 a all logic inputs are static i dd average v dd supply current - 2.0 - - 2.0 - 2.0 ma d in 1 = d in 2 = 3.0mhz, le = high c in logic input capacitance - 10 - - 10 - 10 pf --- ac electrical characteristics (over recommended operating conditions unless otherwise speci? ed) sym parameter 0 o c+25 o c +70 o c units conditions min max min typ max min max t wle time width of le 150 - 150 - - 150 - ns --- t wdin time width of d in 150 - 150 - - 150 - ns --- t sd set up time before le rises 150 - 150 - - 150 - ns ---
4 HV2631 ac electrical characteristics (cont.) (over recommended operating conditions unless otherwise speci? ed) sym parameter 0 o c+25 o c +70 o c units conditions min max min typ max min max t on turn on time - 5.0 - - 5.0 - 5.0 s v sig = v pp -10v, r load = 10k t off turn off time - 5.0 - - 5.0 - 5.0 dv/dt maximum v sig slew rate - 20 - - 20 - 20 v/ns --- k o off isolation -30 - -30 -33 - -30 - db f = 5.0mhz, load = 1.0k/15pf -45 - -45 -50 - -45 - f = 7.5mhz, r load = 50k k cr switch crosstalk -45 - -45 - - -45 - db f = 5.0mhz, r load = 50k i id output switch isolation diode current - 300 - - 300 - 300 ma 300ns pulse width, 2.0% duty cycle c sg(off) off capacitance sw to gnd 5.0 17 5.0 12 17 5.0 17 pf v sig = 0v, f = 1.0mhz c sg(on) on capacitance sw to gnd 25 50 25 38 50 25 50 pf v sig = 0v, f = 1.0mhz +v spk output voltage spike - - - 250 - - - mv r load = 50 -v spk ---500--- qc charge injection ---770--- pc v pp = +50v, v nn = -170v ---620--- v pp = 110v, v nn = -110v logic timing waveforms 0v v dd d in t sd t wle le sw on off 10% 90% 50% 0v v dd t on t off 50% 50% 50% truth table din2 din1 le sw0 to sw7 sw8 to sw15 l l l off off l h l on off h l l off on hh lonon x x h hold previous state
5 HV2631 test circuits dd pp pp v pp -10v dd pp pp dd pp pp dd pp pp pp pp dd dd pp pp dd pp pp dd pp pp v pp -10v l gnd nn nn nn nn nn nn nn nn nn nn nn nn v nn +10 nn nn nn nn
6 HV2631 pin function pin function 1 vnn 25 sw10 2 n/c 26 sw10 3 vpp 27 sw9 4 n/c 28 sw9 5d in 129sw8 6 le 30 sw8 7d in 231sw7 8 n/c 32 sw7 9 n/c 33 sw6 10 vdd 34 sw6 11 gnd 35 sw5 12 n/c 36 sw5 13 n/c 37 sw4 14 sw15 38 n/c 15 sw15 39 sw4 16 sw14 40 n/c 17 sw14 41 sw3 18 sw13 42 sw3 19 sw13 43 sw2 20 sw12 44 sw2 21 sw12 45 sw1 22 sw11 46 sw1 23 sw11 47 sw0 24 n/c 48 sw0 pin con? guration
7 HV2631 (the package drawing (s) in this data sheet may not re? ect the most current speci? cations. for the latest package outline information go to http://www.supertex.com/packaging.html .) doc.# dsfp-HV2631 nr013108 48-lead lqfp package outline (fg) 7x7mm body, 1.6mm height (max.), 0.50mm pitch 1 seating plane gauge plane l l1 l2 view b view b seating plane top view d d1 e e1 b e side view a2 a a1 note 1 (index area d1/4 x e1/4) 48 symbol a a1 a2 b d d1 e e1 e l l1 l2 dimension (mm) min 1.40* 0.05 1.35 0.17 8.80 6.80 8.80 6.80 0.50 bsc 0.45 1.00 ref 0.25 bsc 0 o nom - - 1.40 0.22 9.00 7.00 9.00 7.00 0.60 3.5 o max 1.60 0.15 1.45 0.27 9.20 7.20 9.20 7.20 0.75 7 o jedec registration ms-026, variation bbc, issue d, jan. 2001. * this dimension is not speci? ed in the original jedec drawing. the value listed is for reference only. drawings are not to scale. note 1: a pin 1 identi? er must be located in the index area indicated. the pin 1 identi? er may be either a mold, or an embedded metal or marked feature.
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