? 2005 fairchild semiconductor corporation ds500373 www.fairchildsemi.com may 2000 revised january 2005 fsa266 ? nc7wb66 tinylogic ? low voltage uhs dual spst normally open analog switch or 2-bit bus switch fsa266 nc7wb66 tinylogic ? low voltage uhs dual spst normally open analog switch or 2-bit bus switch general description the fsa266 or nc7wb66 is an ultra high-speed (uhs) dual single-pole/single-throw (spst) analog switch or 2-bit bus switch. the device is fabricated with advanced sub- micron cmos technology to achieve high speed enable and disable times and low on resistance over a broad v cc range. the device is specified to operate over the 1.65 to 5.5v v cc operating range. the device is organized as a dual switch with independent cmos compatible switch enable (oe) controls. when oe is high, the switch is on and port a is connected to port b. when oe is low, the switch is open and a high-impedance state exists between the two ports. the enable inputs tolerate voltages up to 5.5v independent of the v cc operating range. features useful in both analog and digital applications space saving us8 surface mount package micropak ? pb-free leadless package typical 7 ? on resistance @ 5v v cc broad v cc operating range: 1.65v to 5.5v rail-to-rail signal handling power down high impedance control inputs control inputs are overvoltage tolerant control inputs are cmos compatible > 300 mhz ? 3db bandwidth ordering code: pb-free package per jedec j-std-020b. tinylogic ? is a registered trademark of fairchild semiconductor corporation. micropak ? is a trademark of fairchild semiconductor corporation. product package description supplied as order package code number number top mark fsa266k8x mab08a wb66 8-lead us8, jedec mo-187, variation ca 3.1mm wide 3k units on tape and reel FSA266L8X mac08a p4 pb-free 8-lead micropak, 1.6 mm wide 5k units on tape and reel nc7wb66k8x mab08a wb66 8-lead us8, jedec mo-187, variation ca 3.1mm wide 3k units on tape and reel nc7wb66l8x mac08a p4 pb-free 8-lead micropak, 1.6 mm wide 5k units on tape and reel
www.fairchildsemi.com 2 fsa266 nc7wb66 logic symbol analog symbol pin descriptions function table h = high logic level l = low logic level connection diagrams pin assignments for us8 (top view) pad assignments for micropak (top thru view) pin names description a switch port a b switch port b oe control input switch enable input (oe) function l disconnect h b connected to a
3 www.fairchildsemi.com fsa266 nc7wb66 absolute maximum ratings (note 1) recommended operating conditions (note 3) note 1: the ?absolute maximum ratings? are those values beyond which the safety of the device cannot be guaranteed. the device should not be operated at these limits. the parametric values defined in the electrical characteristics tables are not guaranteed at the absolute maximum ratings. the ?recommended operating conditions? table will define the conditions for actual device operation. note 2: the input and output negative voltage ratings may be exceeded if the input and output diode current ratings are observed. note 3: unused inputs must be held high or low. they may not float. dc electrical characteristics supply voltage (v cc ) ? 0.5v to + 7.0v dc switch voltage (v s ) ? 0.5v to v cc + 0.5v dc input voltage (v in ) (note 2) ? 0.5v to + 7.0v dc input diode current @ (i ik ) v in < 0v ? 50 ma dc switch output current (i out ) 128 ma dc v cc or ground current (i cc /i gnd ) 100 ma storage temperature range (t stg ) ? 65 c to + 150 c junction lead temperature under bias (t j ) + 150 c junction lead temperature (t l ) (soldering, 10 seconds) + 260 c power dissipation (p d ) @ + 85 c sc70-6 250 mw supply voltage (v cc ) 1.65v to 5.5v control input voltage (v in ) 0v to 5.5v switch input voltage (v in )0v to v cc switch output voltage (v out )0v to v cc operating temperature (t a ) ? 40 c to + 85 c input rise and fall time (t r , t f ) control input v cc = 1.65v ? 2.7v 0 ns/v to 20 ns/v control input v cc = 3.0v ? 3.6v 0 ns/v to 10 ns/v control input v cc = 4.5v ? 5.5v 0 ns/v to 5 ns/v thermal resistance ( ja )250 c/w symbol parameter v cc t a = + 25 ct a = ? 40 c to + 85 c units conditions (v) min typ max min max v ih high level input voltage 1.65 to 1.95 0.75 v cc 0.75 v cc v 2.3 to 5.5 0.7 v cc 0.7 v cc v il low level input voltage 1.65 to 1.95 0.25 v cc 0.25v cc v 2.3 to 5.5 0.3 v cc 0.3 v cc i in input leakage current 0 to 5.5 0.1 1.0 a0 v in 5.5v i off switch off leakage current 1.65 to 5.5 0.1 1.0 a0 a, b v cc r on switch on resistance 4.5 610 10 ? v i = 0v, i o = 30 ma (note 4) 7 13.5 13.5 v i = 2.4v, i o = ? 30 ma 610 10 v i = 4.5v, i o = ? 30 ma 3.0 7.5 15 15 ? v i = 0v, i o = 24 ma 8.5 15 15 v i = 3v, i o = ? 24 ma 2.3 920 20 ? v i = 0v, i o = 8 ma 10.5 20 20 v i = 2.3v, i o = ? 8 ma 1.65 12.5 30 30 ? v i = 0v, i o = 4 ma 17 30 30 v i = 1.65v, i o = ? 4 ma i cc quiescent supply current 5.5 1 10 a v in = v cc or gnd all channels on or off i out = 0 analog signal range v cc 0v cc 0v cc v rrange on resistance over 4.5 8 15 15 ? i o = ? 30 ma, 0 v i v cc signal range 3.0 15 30 30 i o = ? 24 ma, 0 v i v cc (note 4)(note 5) 2.3 45 75 75 i o = ? 8 ma, 0 v i v cc 1.65 150 275 275 i o = ? 4 ma, 0 v i v cc ? r on on resistance match 4.5 0.2 ? i o = ? 30 ma, v i = 3.15 between channels 3.0 0.2 i o = ? 24 ma, v i = 2.1 (note 4)(note 7) 2.3 0.5 i o = ? 8 ma, v i = 1.6 1.65 0.6 i o = ? 4 ma, v i = 1.15
www.fairchildsemi.com 4 fsa266 nc7wb66 dc electrical characteristics (continued) note 4: measured by the voltage drop between a and b pins at the indicated current through the switch. on resistance is determined by t he lower of the voltages on the two (a or b) pins. note 5: guaranteed by design. note 6: flatness is defined as the difference between the minimum and maximum value of on resistance over the specified range of condit ions. note 7: ? r on = r on max ? r on min measured at identical v cc , temperature and voltage levels. ac electrical characteristics note 8: this parameter is guaranteed by design. the switch contributes no propagation delay other than the rc delay of the on resistanc e of the switch and the 50 pf load capacitance. note 9: guaranteed by design. note 10: off isolation = 20 log 10 [v a /v bn ] capacitance symbol parameter v cc t a = + 25 ct a = ? 40 c to + 85 c units conditions (v) min typ max min max r flat on resistance flatness 4.5 2.5 6 6 i o = ? 30 ma, 0 v i v cc (note 4)(note 5)(note 6) 3.0 8 17.5 17.5 i o = ? 24 ma, 0 v i v cc 2.3 33 60 60 i o = ? 8 ma, 0 v i v cc 1.65 135 250 250 i o = ? 4 ma, 0 v i v cc symbol parameter v cc t a = ? 40 c to + 85 c units conditions figure (v) min typ max number t phl , t plh propagation delay bus-to-bus 4.5 to 5.5 0.35 1.0 ns (note 8) 3.0 to 3.6 0.7 1.5 v i = open figures 2, 1 2.3 to 2.7 1.1 2.5 c l = 50 pf, ru = rd = 500 ? 1.65 to 1.95 2.0 4.0 t pzl , t pzh output enable time 4.5 to 5.5 0.8 2.0 3.2 ns turn on time 3.0 to 3.6 1.2 2.5 3.9 v i = 0v for t pzh figures 2, 1 2.3 to 2.7 1.5 3.2 5.6 v i = 2 x v cc for t pzl 1.65 to 1.95 2.5 5.7 10 c l = 50 pf, ru = rd = 500 ? t plz , t phz output disable time 4.5 to 5.5 0.8 2.6 4.1 ns turn off time 3.0 to 3.6 1.5 3.4 5.0 v i = 0v for t phz figures 2, 1 2.3 to 2.7 2.0 4.2 6.9 v i = 2 x v cc for t plz 1.65 to 1.95 3.0 6.2 10.5 c l = 50 pf, ru = rd = 500 ? q charge injection (note 9) 1.65 to 5.5 pc c l = 0.1 nf, v gen = 0v, figure 3 r gen = 0 ? , f = 1 mhz oirr off isolation (note 10) 1.65 to 5.5 -55 db r l = 50 ? , c l = 5 pf, figure 4 f = 10 mhz xtalk crosstalk 1.65 to 5.5 ? 70 db r l = 50 ? , c l = 5 pf, figure 5 f = 10 mhz bw ? 3db bandwidth 1.65 to 5.5 > 300 mhz r l = 50 ? figure 8 thd total harmonic distortion 5 .016 % r l = 600 ? (note 9) 0.5 v p-p f = 600 hz to 20 khz symbol parameter typ max units conditions figures c in control pin input capacitance 2.5 pf v cc = 0v c i/o (off) switch port off capacitance 5 pf v cc = 5.0v figure 6 c i/o (on) switch port capacitance when switch is enabled 10 pf v cc = 5.0v figure 7
5 www.fairchildsemi.com fsa266 nc7wb66 ac loading and waveforms input driven by 50 ? source terminated in 50 ? c l includes load and stray capacitance. input prr = 1.0 mhz; t w = 500 ns figure 1. ac test circuit figure 2. ac waveforms figure 3. charge injection test
www.fairchildsemi.com 6 fsa266 nc7wb66 ac loading and waveforms (continued) figure 4. off isolation figure 5. crosstalk figure 6. channel off capacitance figure 7. channel on capacitance figure 8. bandwidth
7 www.fairchildsemi.com fsa266 nc7wb66 tape and reel specification tape format for us8 tape dimensions inches (millimeters) tape format for micropak tape dimensions inches (millimeters) package tape number cavity cover tape designator section cavities status status leader (start end) 125 (typ) empty sealed k8x carrier 250 filled sealed trailer (hub end) 75 (typ) empty sealed package tape number cavity cover tape designator section cavities status status leader (start end) 125 (typ) empty sealed l8x carrier 250 filled sealed trailer (hub end) 75 (typ) empty sealed
www.fairchildsemi.com 8 fsa266 nc7wb66 tape and reel specification (continued) reel dimensions inches (millimeters) tape size abcdn w1 w2 w3 8 mm 7.0 0.059 0.512 0.795 2.165 0.331 + 0.059/ ? 0.000 0.567 w1 + 0.078/ ? 0.039 (177.8) (1.50) (13.00) (20.20) (55.00) (8.40 + 1.50/ ? 0.00) (14.40) (w1 + 2.00/ ? 1.00)
9 www.fairchildsemi.com fsa266 nc7wb66 physical dimensions inches (millimeters) unless otherwise noted 8-lead us8, jedec mo-187, variation ca 3.1mm wide package number mab08a
www.fairchildsemi.com 10 fsa266 nc7wb66 tinylogic ? low voltage uhs dual spst normally open analog switch or 2-bit bus switch physical dimensions inches (millimeters) unless otherwise noted (continued) pb-free 8-lead micropak, 1.6 mm wide package number mac08a fairchild does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and fairchild reserves the right at any time without notice to change said circuitry and specifications. life support policy fairchild ? s products are not authorized for use as critical components in life support devices or systems without the express written approval of the president of fairchild semiconductor corporation. as used herein: 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be rea- sonably expected to result in a significant injury to the user. 2. a critical component in any component of a life support device or system whose failure to perform can be rea- sonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com
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