1 ps8752c 02/16/11 features ? ron is 4? typical ? low bit-to-bit skew: 200ps ? low crosstalk: C65db @ 10mhz ? low current consumption: 20a ? near-zero propagation delay: 250ps ? switching speed: 9ns ? channel on-capacitance: 6pf (typical) ? vdd operating range: +3.0v to +3.6v ? esd>2000v . . . human body model ? high signal passing bandwidth (600 mhz) ? packaging (pb-free & green available): - 24-pin qsop (q) applications ? projection tv and lcd tv ? video consumer applications ? analog video signal processing description pericom semiconductors pi3v512 is a true bi-directional 5-port 2:1 multiplexer/demultiplexer with hi-z outputs that is recommended for both rgb and composite video switching applications. with the additional 2 ports, vertical and horizontal synchronous signals can be switched in addition to switching the rgb and composite signals between diferent components, such as dvd, vcr, pcs and etc. te videoswitch can be driven from a current output ramdac or voltage output composite video source. low on-resistance, low crosstalk, low off isolation and wide bandwidth features make it ideal for video and other applications. industry leading advantages include a propagation delay of less than 250ps, resulting from its low channel resis- tance and i/o capacitance. te switch is bi-directional and ofers little or no attenuation of the high-speed signals at the outputs. te device also has exceptional high current capability which is far greater than most analog switches ofered today. te pi3v512 ofers a high-performance (600 mhz), low-cost solution to switch between video sources. block diagram sel y c y d y b y a i a 0 i a 1 i b 0 i b 1 y e i e 0 i e 1 i d 0 i c 0 i c 1 i d 1 pin description i a 0 i a 1 i b 0 i b 1 gnd v dd i c 0 i d 0 i c 1 i d 1 i e 0 i e 1 v dd y a gnd v dd y b y c gnd y d v dd gnd y e sel 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 pi3v512 low on-resistance, 3.3v wideband/video switch 5-port, 2:1 mux/demux 10-0250
2 ps8752c 02/16/11 pi3v512 low on-resistance, 3.3v wideband/video switch 5-port 2:1 mux/demux storage temperature....................................C65c to +150c supply voltage to ground potential...............C0.5v to +4.0v dc input voltage............................................C0.5v to +5.5v dc output current......................................................120ma power dissipation...........................................................0.5w note: stresses greater than those listed under maximum ratings may cause permanent damage to the device. this is a stress rating only and func- tional operation of the device at these or any other conditions above those indicated in the operational sections of this specifcation is not implied. exposure to absolute maximum rating conditions for extended periods may affect reliability. maximum ratings (above which useful life may be impaired. for user guidelines, not tested.) truth table function sel y n to i n 0 l y n to i n 1 h dc electrical characteristics (t a = C40c to +85c, v dd = 3.3v 10%) paramenter description test conditions min. typ. (2) max. units v ih input high voltage guaranteed high level 2 - - v v il input low voltage guaranteed low level C0.5 - 0.8 v ik clamp diode voltage v dd = max., i in = C18ma - C0.7 C1.2 i ih input high current v dd = max., v in = v dd - - 5 a i il input low current v dd = max., v in = gnd - - 5 i off power down leakage current v dd = 0v, v a = 0v, v b 3.6 - - 10 r on switch on-resistance (3) v dd = min., 1.5v v in v dd, i in = C40ma - 4 8 ? r flat(on) on-resistance flatness (4) v dd = min., v in @ 1.5v and v dd , i in = C40ma - 1 - ?r on on-resistance match from center ports to any other port (4) v dd = min., 1.5v v in v dd , i in = C40ma - 0.9 2 10-0250
3 ps8752c 02/16/11 pi3v512 low on-resistance, 3.3v wideband/video switch 5-port 2:1 mux/demux dc electrical characteristics (t a = C40c to +85c, v dd = 3.3v 10%) paramenter description test conditions min. typ. (2) max. units v ih input high voltage guaranteed high level 2.0 - - v v il input low voltage guaranteed low level C0.5 - 0.8 v ik clamp diode voltage v dd = max., i in = C18ma - C0.7 C1.2 i ih input high current v dd = max., v in = v dd - - 5 a i il input low current v dd = max., v in = gnd - - 5 i off power down leakage current v dd = 0v, v a = 0v, v b 3.6 - - - r on switch on-resistance (3) v dd = min., 1.25v v in v dd, i in = C10ma to C30ma - - 8 ? r flat(on) on-resistance flatness (4) v dd = min., v in @ 1.25v and v dd, i in = C10ma to C30ma - 1.0 - ?r on on-resistance match from center ports to any other port (4) v dd = min., 1.25v v in v dd, i in = C10ma to C30ma - 0.9 2.0 power supply characteristics notes: 1. f or max. or min. conditions, use appropriate value specifed under electrical characteristics for the applicable device type. 2. t ypical values are at v dd = 3.3v, t a = 25c ambient and maximum loading. 3. p er ttl driven input (control inputs only); y and i pins do not contribute to i cc . parameters description test conditions (1) min. typ. (2) max. units i cc quiescent power supply current v dd = max., v in = gnd or v dd - - 800 a notes: 1. f or max. or min. conditions, use appropriate value specifed under electrical characteristics for the applicable device type. 2. t ypical values are at v dd = 3.3v, t a = 25c ambient and maximum loading. 3. m easured by the voltage drop between y and i pins at indicated current through the switch. on-resistance is determined by the lower of the voltages on the two (y & i) pins. 4. t is parameter is determined by device characterization but is not production tested. capacitance (t a = 25c, f = 1mhz) parameters (5) description test conditions typ. max. units c in input capacitance v in = 0v 2.0 3.0 pf c off(in0, in1) port i capacitance, switch off 4.0 6.0 c on(y/i) y/i capacitance, switch on 6.0 10.0 10-0250
4 ps8752c 02/16/11 pi3v512 low on-resistance, 3.3v wideband/video switch 5-port 2:1 mux/demux dynamic electrical characteristics over the operating range (t a =-40o to +85oc, v cc =3.3v10%, gnd=0v) parameter description test conditions min. typ. (2) max. units x talk crosstalk see test diagram (f = 10 mhz) - -65 - db o irr off isolation - -70 - bw bandwidth C3db see test diagram (c l = 0 pf) - 600 - mhz notes: 1. f or max. or min. conditions, use appropriate value specifed under electrical characteristics for the applicable device type. 2. g uaranteed by design. 3. t e bus switch contributes no propagational delay other than the rc delay of the on-resistance of the switch and the load capacitance. te time constant for the switch alone is of the order of 0.25ns for 10pf load. since this time constant is much smaller than the rise/fall times of typical driving signals, it adds very little propagational delay to the system. propagational delay of the bus switch when used in a system is determined by the driving circuit on the driving side of the switch and its interactions with the load on the driven side. switching characteristics paramenter description min. typ. (2) max. units t pd propagation delay (2,3) - 0.25 ns t pzh , t pzl line enable time - sel to y n , i n 0.5 - 15 t phz , t plz line disable time - sel to y n , i n 0.5 - 9 t sk(o) output skew between center port (yc to yd) to any other port (2) - 0.1 0.2 t sk(p) skew between opposite transitions of the same output (t phl - t plh ) (2) - 0.1 0.2 bandwidth vs. capacitance 3db bandwidth 700 600 500 400 300 200 100 0 0 pf 10 pf 20 pf 30 pf 40 pf 50 pf capacitance load 10-0250
5 ps8752c 02/16/11 pi3v512 low on-resistance, 3.3v wideband/video switch 5-port 2:1 mux/demux test circuit for electrical characteristics (1) notes: 1. c l = load capacitance: includes jig and probe capacitance. 2. r t = termination resistance: should be equal to z out of the pulse generator 3. w aveform 1 is for an output with internal conditions such that the output is low except when disabled by the output control. waveform 2 is for an output with internal conditions such that the output is high except when disabled by the output control. 4. a ll input impulses are supplied by generators having the following characteristics: prr mhz, z o = 50?, t r 2.5ns, t f 2.5ns. 5. t e outputs are measured one at a time with one transition per measurement. test circuit for dynamic electrical characteristics v dd pi3v512 t1 r1 s1 hp11667a c l hp4396 switch positions test switch t plz , t pzl (output on i side) 6.0v t phz , t pzh (output on i side) gnd prop delay open r t 10pf c l v dd v in v out 200-ohm 200-ohm 6.0v pulse generator d.u.t 10-0250
6 ps8752c 02/16/11 pi3v512 low on-resistance, 3.3v wideband/video switch 5-port 2:1 mux/demux off isolation (v dd 3.3v, 25c) crosstalk (v dd 3.3v, 25c) ch2 b/r log mag .25-647 db 500 mhz 10 db / ref -20 ref= -20db 10db/div swp 4.302 sec stop 1 ghz if bw 100 hz start 100 khz power 0 db swp 4.302 sec stop 1 ghz ch2 b/r log mag .25-647 db 500 mhz 10 db / ref -20 if bw 100 hz start 100 khz ref= -20db 10db/div power 0 db 10-0250
7 ps8752c 02/16/11 pi3v512 low on-resistance, 3.3v wideband/video switch 5-port 2:1 mux/demux voltage waveforms propagation delay times switching waveforms output skew - t sk(o) pulse skew - t sk(p) voltage waveforms enable and disable times data in at a x or a y data out at mb x data out at mby t plhx t phlx 3.5v 2.5v 2.5v 2.5v i t sk(o) = i t plhy ? t plhx i or i t phly ? t phlx i t sk(o) t plhy t phly v oh v ol v ol v oh 1.5v input output t plh t sk(p) = i t phl ? t plh i t phl 3.5v 2.5v 2.5v v ol v oh 1.5v t plz 1.25v 1.25v 2.5v v dd 0v 1.5v 1.5v v dd/2 v dd/2 v dd/2 v dd/2 t phz t phz t pzl t pzh t pzh input a output a output b v ol +0.3v v oh ?0.3v v ol v oh v oh sel applications information logic inputs e logic control inputs can be driven up to 3.v regardless of the supply voltage. for example given a 3.3v supply the output enables or select pins may be driven low to v and high to 3.v. driving i rail-to-rail minimies power consumption. rail-to-rail is a registered trademark of nippon motorola, ltd input t plh 2.5v 2.5v 2.5v 2.5v t phl 3.5v 1.5v output v oh v ol 10-0250
8 ps8752c 02/16/11 pi3v512 low on-resistance, 3.3v wideband/video switch 5-port 2:1 mux/demux ordering information ordering code package code package description pi3v512qe q pb-free & green, 24-pin 150 mil wide plastic qsop pericom semiconductor corporation ? 1-800-435-2336 ? w ww.pericom.com packaging mechanical: 24-pin qsop (q) 1 .337 .344 .053 .069 .004 .010 seating plane .025 typical .007 .010 .228 .244 1 24 .150 .157 x.xx x.xx denotes dimensions in millimeters 0.635 8.56 8.74 1.35 1.75 5.79 6.20 0.101 0.254 .008 .012 0.203 0.305 3.81 3.99 0.178 0.254 .033 0.84 0.38 .015 x 45? detail a detail a .008 0.20 min. guage plane .010 0.254 .041 1.04 ref .016 .035 0.41 0.89 0?-6? .008 .013 0.20 0.33 description: 24-pin, 150-mil wide, qsop package code: q document control no. pd - 1203 revision: h date: 10/22/07 note: 1) controlling dimensions in millimeters 2) ref: jedec mo-137b/ae 3) dimensions do not include mold flash, protrusions or gate burrs pericom semiconductor corporation 3545 n. 1st street, san jose, ca 95134 1-800-435-2335 ? www.pericom.com 07-0475 notes: 1. t ermal characteristics can be found on the company web site at www.pericom.com/packaging/ 10-0250
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