1 ps8799b 03/16/06 features ? usb 2.0 compliant ? r on is 4? typical ? low bit-to-bit skew ? low crosstalk: -31db @ 250mhz ? near-zero propagation delay: 250ps ? switching speed: 9ns ? channel on capacitance: 6pf (typical) ? v cc operating range: 2.7v to 4.2v 10% ? esd>2000v . . . human body model ? >700 mhz bandwidth (or data frequency) ? packaging (pb-free & green): 12-contact, 1.6mm x 2.2mm, tqfn (zk) 12-contact, 3mm x 3.5mm, tdfn (ze) application ? routes signals for usb 2.0 ? hand held devices description the pi3usb10m is a single differential channel 2:1 multiplexer/ demultiplexer usb 2.0 switch. industry leading advantages in - clude a propagation delay of less than 250ps, resulting from its low channel resistance and i/o capacitance. the device multiplexes differential outputs from a usb host device to one of two cor - responding outputs. the switch is bidirectional and offers little or no attenuation of the high-speed signals at the outputs. it is designed for low bit-to-bit skew, high channel-to-channel noise isolation and is compatible with various standards, such as high speed usb 2.0 (480 mb/s). block diagram pin description (zk - 12tqfn) pi3usb10m 4.2v, wide bandwidth, 2-channel, 2:1 mux/demux usb 2.0 switch w/ single select truth table function sel y n to n i o l y n to n i 1 h v dd y 0 y 1 gnd 1 i 0 0 i 1 1 i 1 gnd gnd sel v dd gnd 0 i 0 2 3 4 5 11 10 9 8 6 7 1 12 y 1 y 0 1 i 0 0 i 0 1 i 1 0 i 1 sel pin description (ze - 12tdfn) gnd v dd y 0 y 1 gnd sel 0 i 0 1 i 0 0 i 1 1 i 1 v dd gnd 12 11 10 9 8 7 1 2 3 4 5 6 06-0014
2 pi3usb10m 4.2v, wide bandwidth, 2-channel, 2:1 mux/demux usb 2.0 switch with single select ps8799b 03/16/06 dc electrical characteristics for usb 2.0 switching over operating range (t a = C40c to +85c, v cc = 3.0 - 4.4v) paramenter description test conditions (1) min. typ. (2) max. units v ih input high voltage guaranteed high level v cc = 4.2v 2.0 v v cc = 3.3v 1.6 v il input low voltage guaranteed high level 0.8 v ik clamp diode voltage v cc = max., i in = C18ma -0.7 -1.2 i ih input high current v cc = max., v in = vcc 5 a i il input low current v cc = max., v in = gnd 5 r on switch on-resistance (3) v cc = min., 1.25v v in v cc, i in = C40ma 4.0 6.5 ? r flat(on) on-resistance flatness (3) v cc = min., v in @ 1.5v and v cc i in = -40ma 1.0 r on on-resistance match from cen - ter ports to any other port (3) v cc = min., 1.5v v in v cc , i in = -40ma 0.9 2.0 notes: 1. for max. or min. conditions, use appropriate value specifed under electrical characteristics for the applicable device type. 2. v cc = 3.0 - 4.4v, t a = 25c ambient and maximum loading. 3. measured by the voltage drop between y and in pin at indicated current through the switch-on-resistance is determined by the lower ofthe voltages on the two (y, in) pins. 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 rat - ings may cause permanent damage to the device. this is a stress rating only and functional 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.) power supply characteristics (v cc = 3.0 - 4.4v) parameters description test conditions (1) min. typ. max. units i cc quiescent power supply current v cc = max., v in = gnd or v cc 800 a notes: 1. for max. or min. conditions, use appropriate value specifed under electrical characteristics for the applicable device type. 06-0014
3 pi3usb10m 4.2v, wide bandwidth, 2-channel, 2:1 mux/demux usb 2.0 switch with single select ps8799b 03/16/06 capacitance ( t a = 25c, f = 1mhz) parameters (3) description test conditions (1) typ. (2) max. units c in input capacitance v in = 0v 2 3 pf c off port i capacitance, switch off 4 6 c on switch capacitance, switch on 7.5 9.5 notes: 1. for max. or min. conditions, use appropriate value specifed under electrical characteristics for the applicable device type. 2. typical values are at v cc = 3.3v, t a = 25c ambient and maximum loading. 3. this parameter is determined by device characterization but is not production tested. dynamic electrical characteristics over the operating range parameters description test conditions min. typ. (2) max. units x talk crosstalk r l = 50?, f = 250 mhz -31 db o irr off isolation -39 bw bandwidth -3db r l = 50? 700 mhz switching characteristics parameters description test (1) conditions min. typ. max. units t pd propagation delay (2,3) see test circuit for electrical character - istics - 0.25 ns t pzh , t pzl line enable time - sel to y n , n i 0, i n 0.5 - 15.0 t phz , t plz line disable time - sel to y n , n i 0, i n 0.5 - 9.0 t sk(o) output skew between center port 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 notes: 1. for max. or min. conditions, use appropriate value specifed under electrical characteristics for the applicable device type. 2. guaranteed by design. 3. the switch contributes no propagational delay other than the rc delay of the on-resistance of the switch and the load capacitance. the 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. 06-0014
4 pi3usb10m 4.2v, wide bandwidth, 2-channel, 2:1 mux/demux usb 2.0 switch with single select ps8799b 03/16/06 test circuit for electrical characteristics notes: c l = load capacitance: includes jig and probe capacitance. r t = termination resistance: should be equal to z out of the pulse generator waveform 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. all input impulses are supplied by generators having the following characteristics: prr mhz, z o = 50?, t r 2.5ns, t f 2.5ns. the outputs are measured one at a time with on transition per measurement. test circuit for dynamic electrical characteristics 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 cc v in v ou t 200-ohm 200-ohm 6.0v pulse generator d.u.t ? ?? ????????? ?? ?? ?? ??? ????? ?????? ???? ??????? 06-0014
5 pi3usb10m 4.2v, wide bandwidth, 2-channel, 2:1 mux/demux usb 2.0 switch with single select ps8799b 03/16/06 voltage waveforms propagation delay times switching waveforms output skew - t sk(o) pulse skew - t sk(p) voltage waveforms enable and disable times applications information logic inputs the logic control inputs can be driven up to +3.6v regardless of the supply voltage. for example, given a +3.3v supply, the output enables or select pins may be driven low to 0v and high to 3.6v. driving in rail-to-rail? minimizes power consumption. rail-to-rail is a registered trademark of nippon motorola, ltd data in data out at channel x data out at channel y t plhx t phlx 3.5v 2.5v 2.5v 2.5v i t sk(o) = i t plhy C t plhx i or i t phly C 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 C t plh i t phl 3.5v 2.5v 2.5v v ol v oh 1.5v ? ??? ????? ? ????? ? ???? ? ? ?? ?? ? ? ?? ? ? ????? ? ? ????? ? ? ??? ? ??? ? ??? ?? ?????? ? ? ?? ?????? ? ? ? ??? ????? ? ??? ????? ? ?? ? ?? ??? input t plh 2.5v 2.5v 2.5v 2.5v t phl 3.5v 1.5v output v oh v ol 06-0014
6 pi3usb10m 4.2v, wide bandwidth, 2-channel, 2:1 mux/demux usb 2.0 switch with single select ps8799b 03/16/06 package mechanical: 12-contact tqfn (zk) ordering information ordering code package code package description top marking PI3USB10MZKE zk pb-free & green, 12-contact tqfn um pi3usb10mzee ze pb-free & green, 12-contact tdfn yk notes: ? thermal characteristics can be found on the company web site at www .pericom.com/packaging/ ? e = pb-free and green ? x suffx = tape/reel pericom semiconductor corporation ? 1-800-435-2336 ? www.pericom.com pin #1 corne r 2.50 ref . 0.50 typ . 0.20 ref . package mechanical: 12-contact tdfn (ze) 06-0014
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