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preliminary datasheet 0.5 ? low voltage, single spdt analog switch idtas4624 idt? 0.5 ? low voltage, single spdt analog switch 1 idtas4624 rev b 061307 description the idtas4624 low on-resistance (ron), low voltage, single-pole/double-throw (spdt) analog switch operates from a single +1.8 v to +5.5 v supply. the idtas4624 features a 0.5 ? (max) ron for its nc switch and a 0.8 ? (max) ron for its no switch at a +2.7 v supply. it also features break-before-make switching action (2 ns) with t on = 50 ns and t off = 40 ns at +3 v. the digital logic input is 1.8 v logic-compatible with a +2.7 v to +3.3 v supply. applications ? speaker headset switching ? mp3 players ? battery-operated equipment ? audio and video signal routing ? pcmcia cards ? cellular phones ? modems features ? +1.8 v to +5.5 v single-supply operation ? rail-to-rail signal handling ? 1.8 v logic compatibility ? r on match between channels: 0.06 ? (max) ? r on flatness over signal range: 0.15 ? (max) ? ncx switch r on : 0.5 ? max (+2.7 v supply) (icsas4684) ? nox switch r on : 0.8 ? max (+2.7 v supply) ? low crosstalk: -68db (100 khz) ? high off-isolation: -64db (100 khz) ? thd: 0.03% ? 50 na (max) supply current ? low leakage currents: 1 na (max) at t a = +25c ? 6-pin sot-23 package block diagram
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 2 idtas4624 rev b 061307 pin assignment (sot-23) truth table note: switches shown for logic ?0? input. pin descriptions in1 no1 nc1 0onoff 1offon pin numbers pin name pin description 4 nc analog switch. normally closed terminal. 1 in digital control input. 5 com1 analog switch. common terminal 1. 6 no analog switch. normally open terminal. 2 v+ positive supply voltage input. 3 gnd ground.
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 3 idtas4624 rev b 061307 absolute maximum ratings stresses above the ratings listed below can cause permanent damage to the idtas4624. these ratings, which are standard values for idt commercially rated parts, are stress ratings only. functional operation of the device at these or any other conditions above those indicated in the operational sections of the specifications is not implied. exposure to absolute maximum rating conditions for exte nded periods can affect product reliability. electrical parameters are guaranteed only over the recommended operating temperature range. all voltages referenced to ground. symbol rating min max unit v+, in -0.3 +6 v com, no, nc -0.3 (v+ + 0.3) v no, nc, com continuous current 300 ma peak current (pulsed at 1ms, 50% duty cycle) 400 peak current (pulsed at 1ms, 10% duty cycle) 500 continuous power dissipation (ta = +70c) and 12-bump ucsp (derate 11.4mw/c above +70c) +909 mw operating temperature range 0 +70 c tstg storage temperature range -65 +150 c lead temperature (soldering, 10s) +300 c bump temperature (soldering, infrared, 15s) +200 c vapor phase (60s) +215 c
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 4 idtas4624 rev b 061307 electrical characteri stics, +3 v supply (notes 1, 2) unless stated otherwise, v+ = 2.7 v to 3.3 v, v ih = 1.4 v, v il = 0.5 v, t a = t min to t max . typical values are at +3 v and 25c parameter symbol conditions t a min. typ. max. units analog switch analog signal range v no , v nc, v com t min to t max 0v+v nc on-resistance r on(nc) v+ = 2.7 v, i com = 100 ma, v nc = 0 to v+; note 3 +25c 3.0 0.5 ? t min to t max 0.5 no on-resistance r on(no) v+ = 2.7 v, i com = 100 ma, v no = 0 to v+; note 3 +25c 0.45 0.8 ? t min to t max 0.8 on-resistance match between channels r on v+ = 2.7 v, i com = 100 ma, v no or v nc = 1.5 v; notes 3, 4 +25c 0 0.6 ? t min to t max 0.6 nc on-resistance flatness r flat(nc) v+ = 2.7 v, i com = 100 ma, v nc = 0 to v+; note 5 t min to t max 0.15 ? no on-resistance flatness r flat(no) v+ = 2.7 v, i com = 100 ma, v no = 0 to v+; note 5 t min to t max 0.35 ? no or nc off-leakage current i no (off) or i nc (off) v+ = 3.3 v, v no or v nc = 3 v, 0.3 v v com = 0.3 v, 3 v +25c -1 +1 na t min to t max -10 +10 com on-leakage current i com (on) v+ = 3.3 v, v no or v nc = 3 v, 0.3 v, or floating v com = 0.3 v, 3 v, or floating +25c -2 +2 na t min to t max -20 +20 dynamic characteristics turn-on time t on v+ = 2.7 v, v no or v nc = 1.5 v, r l = 50 ? , c l = 35 pf +25c 30 50 ns t min to t max 60 ns turn-off time t off v+ = 2.7 v, v no or v nc = 1.5 v, r l = 50 ? , c l = 35 pf +25c 25 30 ns t min to t max 40 ns break-before-make-delay t bbm v+ = 2.7 v, v no or v nc = 1.5 v, r l = 50 ? , c l = 35 pf t min to t max 215 ns charge injection q com = 0, rs = 0, c l = 1 nf +25c 200 pc off-isolation v iso c l = 5 pf; r l = 50 ?, f = 100 khz, v com = 1 v rms , note 6 +25c -64 db crosstalk v ct f = 100 khz, r l = 50 ? , c l = 5 pf, v com = 1 v rms +25c -68 db total harmonic distortion thd r l = 600 ? , in = 2 v p-p, f = 20hz to 20 khz +25c 0.03 % nc off-capacitance c nc (off) f = 1 mhz +25c 84 pf nc off-capacitance c no (off) f = 1 mhz +25c 37 pf nc on-capacitance c nc (on) f = 1 mhz +25c 190 pf nc on-capacitance c no (on) f = 1 mhz +25c 150 pf
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 5 idtas4624 rev b 061307 notes: 1. the algebraic convention used in this da ta sheet is where the most negative value is a minimum and the most positive value a maximum. 2. ucsp parts are 100% tested at +25c only and guaranteed by design and correlation at the full hot-rated temperature. 3. guaranteed by design. 4. r on = r on(max) - r on(min) , between nc1 and nc2 or between no1 and no2. 5. flatness is defined as the difference between the maximu m and minimum value of on resistance as measured over the specified analog signal ranges. 6. off-isolation = 20log10 (v com / v co ), v com = output, v co = input to off switch. parameter symbol conditions t a min. typ. max. units digital i/o input logic high v ih t min to t max 1.4 v input logic low v il t min to t max 0.5 v in input leakage current i in v in = 0 or v+ t min to t max -1 1 a power supply power supply range v+ t min to t max 1.8 5.5 v supply current i+ v+ = 5.5 v, v in = 0 or v+, note 3 +25c -50 +0.04 +50 na t min to t max -200 +200
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 6 idtas4624 rev b 061307 electrical characteri stics, +5 v supply (note 1) unless stated otherwise, v+ = 5 v 10%, gnd = 0, v ih = +2.4 v, v il = +0.8 v, t a = t min to t max . typical values are at +3 v and +25c parameter symbol conditions t a min. typ. max. units analog switch analog signal range v no , v nc, v com 0v+v on-resistance r on v+ = 4.5 v, i com = 100 ma, v nc or v no = 3.5 v +25c 0.65 1 ? t min to t max 1.2 on-resistance match between channels r on v+ = 4.5 v, i com = 100 ma, v nc or v no = 3.5 v +25c 0.6 0.12 ? t min to t max 0.15 on-resistance flatness r flat(on) v+ = 4.5 v, i com = 100 ma, v nc or v no = 0v, 1 v, 2 v, note 3 +25c 0.8 0.12 ? t min to t max 0.15 no or nc off-leakage current i no (off) or i nc (off) v+ = 5.5 v, v no or v nc = 1 v, 4.5 v v com = 1 v, 4.5 v +25c -2 0.01 +2 na t min to t max -20 +20 com on-leakage current i com (on) v+ = 5.5 v, v no or v nc = 1 v, 4.5 v, or floating v com = 1 v, 4.5 v +25c -4 0.3 +4 na t min to t max -40 +40 overcurrent-protection current threshold t a = +25c 1.2 a dynamic characteristics turn-on time t on v no or v nc = 3 v +25c 40 50 ns t min to t max 60 turn-off time t off v no or v nc = 3 v +25c 40 50 ns t min to t max 60 break-before-make-delay t bbm note 4 +25c 1 20 ns t min to t max 1 charge injection q v gen = 0, r gen = 0, c l = 1 nf +25c 200 pc off-isolation o irr c l = 5 pf; r l = 50 ?, f = 1 mhz +25c -64 db crosstalk v ct c l = 5 pf; r l = 50 ?, f = 1 mhz, note 5 +25c -68 db nc or no off-capacitance c off f = 1 mhz +25c 37 pf com on-capacitance c com (on) f = 1 mhz +25c 190 pf
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 7 idtas4624 rev b 061307 notes: 1. the algebraic convention used in this da ta sheet is where the most negative value is a minimum and the most positive value a maximum. 2. guaranteed by design. 3. r on = r on(max) - r on(min) , between nc1 and nc2 or between no1 and no2. 4. flatness is defined as the difference between the maximu m and minimum value of on resistance as measured over the specified analog signal ranges. 5. off-isolation = 20log10 (v com / v co ), v com = output, v co = input to off switch. parameter symbol conditions t a min. typ. max. units logic input input voltage high v inh 2.4 v input voltage low v inl 0.8 v logic input current i in -1 +1 a power supply power supply range v+ 1.8 5.5 v positive supply current i+ v+ = 5.5 v, v in = 0 or v+ 10 na
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 8 idtas4624 rev b 061307 test circuits and timing diagrams overvoltage protection using two external blocking diodes switching time
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 9 idtas4624 rev b 061307 break-before-make interval charge injection
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 10 idtas4624 rev b 061307 on-loss, off-isolation, and crosstalk channel off/on capacitance
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 11 idtas4624 rev b 061307 marking diagram (sot-23) notes: 1. ?z? is the device step (1 to 2 characters). 2. yyww is the last two digits of the year and week that the part was assembled. 3. ?$? is the assembly mark code. 4. ?g? after the two-letter package code designates rohs compliant package. 5. ?i? at the end of part number indicates industrial temperature range. 6. bottom marking: country of origin if not usa. tbd
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 12 idtas4624 rev b 061307 package outline and package dimensions (sot-23-6) package dimensions are kept current with jesd publication no. 95-1, millimeters inches symbol min max min max a 0.90 1.45 .0354 .0571 a1 0 0.15 0 .0059 a2 0.90 1.30 .0354 .0512 b 0.35 0.50 .0138 .0197 c 0.09 0.22 .0036 .0087 d 2.80 3.00 .1102 .1181 e 2.60 3.00 .1024 .1181 e1 1.50 1.75 .0591 .0689 e 0.95 basic 0.0374 basic e1 1.90 basic 0.0748 basic l 0.35 0.55 .0138 .0217 l1 0.50 0.70 .0197 .0276 l2 0.25 basic .0098 basic 0 10 0 10 aaa ? 0.10 ? .0039
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 13 idtas4624 rev b 061307 ordering information idt xxxxxx xxx x x device type package temp. range shipping carrier 8 tape and reel blank tray blank commercial (0 to +70c) dzg sot-23 package as4624 0.5 ? low voltage, single spdt analog switch
idtas4624 0.5 ? low voltage, single spdt analog switch analog switch idt? 0.5 ? low voltage, single spdt analog switch 14 idtas4624 rev b 061307 revision history rev. originator date description of change b 6/12/07 created datasheet in new template; added marking diagram.
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