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1 ps8858g 05/02/07 features ? usb 2.0 compliant (high speed and full speed) ? r on is 5.5 typical @ v cc = 3.0v ? low bit-to-bit skew ? low crosstalk: ?40db @ 500 mbps ? off isolation: ?35db @ 500 mbps ? near-zero propagation delay: 250ps ? switching speed: 9ns ? channel on capacitance: 5.5pf ? v cc operating range: 2.7v to 4.2v 10% ? data pin i/o esd: 12kv hbm protection per jesd22-a114d speci cation ? 1,000 mhz bandwidth ? i/o pins have over-voltage protection and can tolerate a short to vbus ? packaging (pb-free & green): ? 10-contact uqfn (zm10) (1.4x1.8) ? 10-contact tqfn (zl10) (1.3x1.6) application ? routes signals for usb 2.0 ? hand-held devices description the pi3usb10lp-a 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). the pi3usb10lp-a offers overvoltage protection per the usb 2.0 speci cation. with the chip powered on or off, all i/o pins can withstand a short to vbus (5v +/-10%). this feature can only be offered if a 100-ohm pull up resistor is placed between v cc pin to the power supply. block diagram pin description (top view) pi3usb10lp-a usb 2.0 high-speed (480 mbps) signal switch targeted for battery powered applications truth table oe sel function h x i/o's = hi-z ll d(+/-) to d(+/-)a l h d(+/-) to d(+/-)b oe d-a d+a d-a sel d+a d+ d- d-b d+b - d + d 1 2 7 6 8 les v cc eo d-a d+a d+b d-b n gd 3 4 5 9 10 07-0096
2 pi3usb10lp-a usb 2.0 high-speed (480 mbps) signal switch targeted for battery powered applications ps8858g 05/02/07 dc electrical characteristics for usb 2.0 switching over operating range (t a = ?40c 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 1.8 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 sel = ?18ma -0.7 -1.2 i ih input high current v cc = max., v sel = vcc 5 a i il input low current v cc = max., v sel = gnd 5 r on switch on-resistance (3) v cc = min., -0.4v v input 1.0v , i input = ?40ma 5.5 6.5 r flat(on) on-resistance flatness (3) v cc = min., -0.4v v input 1.0v, i input = -40ma 1.5 r on on-resistance match from cen- ter ports to any other port (3) v cc = min., -0.4v v input 1.0v, i input = -40ma 0.9 2.0 notes: 1. for max. or min. conditions, use appropriate value speci ed 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 d and d n pin at indicated current through the switch on-resistance is determined by the lower of the voltages on the two (d, d n ) pins. storage temperature ......................................................?65c to +150c supply voltage to ground potential .................................?0.5v to +4.6v dc input voltage ..................................................... ?0.5v to v cc +0.5v dc output current ........................................................................120ma power dissipation .............................................................................0.5w note: stresses greater than those listed under maximum ra tings 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 speci cation is not implied. ex- posure 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 sel = gnd or v cc 1 a notes: 1. for max. or min. conditions, use appropriate value speci ed under electrical characteristics for the applicable device type. 07-0096
3 pi3usb10lp-a usb 2.0 high-speed (480 mbps) signal switch targeted for battery powered applications ps8858g 05/02/07 capacitance (t a = 25c, f = 1mhz) parameters (3) description test conditions (1) typ. (2) max. units c in input capacitance v sel = 0v 3.6 pf c off port i capacitance, switch off 3.0 c on switch capacitance, switch on 5.5 notes: 1. for max. or min. conditions, use appropriate value speci ed 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 ?40 db o irr off isolation ?34 bw ?3db bandwidth r l = 50 1,000 mhz bw ?0.5db bandwidth r l = 50 270 mhz switching characteristics parameters description test conditions (1) min. typ. max. units t pd propagation delay (2,3) see test circuit for electrical charac- teristics 0.25 ns t pzh , t pzl line enable time - sel to d(+/-), d(+/-)n 0.5 15.0 t phz , t plz line disable time - sel to d(+/-), d(+/-)n 0.5 9.0 t sk c-c output skew, channel-to-channel (2) 3.5 14 ps t skb-b output skew, bit-to-bit (opposite transition of the same output (t phl -t plh ) (2) 7.5 20 notes: 1. for max. or min. conditions, use appropriate value speci ed 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 capaci tance. 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 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. 07-0096
4 pi3usb10lp-a usb 2.0 high-speed (480 mbps) signal switch targeted for battery powered applications ps8858g 05/02/07 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 out 200-ohm 200-ohm 6.0v pulse generator d.u.t pi3usb10lp-a t1 r1 s1 hp11667a 50-ohm hp4396b 07-0096
5 pi3usb10lp-a usb 2.0 high-speed (480 mbps) signal switch targeted for battery powered applications ps8858g 05/02/07 voltage waveforms propagation delay times switching waveforms 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. power supply sequencing proper power supplysequencing is recommended for all cmos devices. always apply vcc and gnd before applying signals to input/output or control pins. rail-to-rail is a registered trademark of nippon motorola, ltd. t plz 1.25v 1.25v 2.5v v oh 0v v ol v dd/2 v dd/2 t phz t pzl t pzh waveform 1 waveform 2 v ol +0.3v v oh ?0.3v v ol v oh sel input t plh 2.5v 2.5v 2.5v 2.5v t phl 3.5v 1.5v output v oh v ol 07-0096
6 pi3usb10lp-a usb 2.0 high-speed (480 mbps) signal switch targeted for battery powered applications ps8858g 05/02/07 eye diagram measurements figure 1: usb2.0 high-speed (480 mbps) signal integrity test setup figure 2: usb 2.0 high speed (480mbps) tp1, left eye, and tp5, right eye, with pi3usb10lp-a in the signal path -a 07-0096
7 pi3usb10lp-a usb 2.0 high-speed (480 mbps) signal switch targeted for battery powered applications ps8858g 05/02/07 description: 10-contact, thin fine pitch quad flat no-lead (tqfn) package code: zl (zl10) document control #: pd-2052 revision: a .otes !lldimensionsareinmillimeters 2ef*%$%#-/ date: 03/20/06
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8 pi3usb10lp-a usb 2.0 high-speed (480 mbps) signal switch targeted for battery powered applications ps8858g 05/02/07 ordering information ordering code package code package description top mark PI3USB10LP-AZLE zl pb-free & green, 10-contact tqfn ap pi3usb10lp-azme zm pb-free & green, 10-contact uqfn ap notes: ? thermal characteristics can be found on the company web site at www.pericom.com/packaging/ ? e = pb-free and green ? adding x suf x = tape/reel pericom semiconductor corporation ? 1-800-435-2336 ? www.pericom.com 4)1/ 07-0096

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