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1 www.diodes.com november 2017 features ? ? 4 diferential channel 2x2 exchange switch ? ? pci express? 3.0 performance, 8.0 gbps ? ? bi-directional operation ? ? low bit-to-bit skew: 10ps (between signals) ? ? low crosstalk: -29db @ 2.5ghz (5gbps) -20db @ 4.0ghz (8gbps) ? ? low insertion loss: -1.1db @ 2.5ghz (5gbps) -1.45db @ 4.0ghz (8gbps) ? ? v dd operating range: 3.3v 10% ? ? industrial temperature range: -40 o c to 85 o c ? ? esd tolerance: 2kv hbm ? ? packaging (pb-free & green): 30-contact, tqfn (zl30), 2.5 x 4.5mm. description te PI3PCIE3242A is a diferential exchange switch featuring pass-through pinout. it supports one full pci express? lane 2x2 exchange switch operating at 8.0gbps pcie? 3.0 performance. with the select control input low, port a connects to port b, and port c connects to port d for an 8-channel diferential pass- though. when the select control input is high port a connects to port d, and port b connects to port c. block diagram truth table function sel oe# ax = bx cx = dx 0 0 ax = dx cx = bx 1 0 ax, bx, cx, dx = hi-z (disconnect) x 1 a0+ a0- c0+ c0- b0+ b0- d0+ d0- a1+ a1- c1+ c1- b1+ b1- d1+ d1- sel oe# 1 2 3 4 5 6 7 8 9 10 11 12 13 28 27 26 25 24 23 22 21 20 19 18 17 16 nc vdd b0+ b0- d0+ d0- vdd gnd d1+ d1- vdd vdd a0+ a0- c0+ c0- sel gnd a1+ a1- c1+ c1- nc 14 15 oe# b1- gnd nc b1+ vdd 30 29 gnd gnd pin diagram 30-tqfn 3.3v pci express ? 3.0 4 channel 2x2 exchange switch PI3PCIE3242A a product line of diodes incorporated diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2
2 www.diodes.com november 2017 application diagram in switching 2 lanes of dp1.2 & usb 3.0 signals over type c connector notebook or tablet dp0+ dp0- dp1+ dp1- tx+ tx- rx+ rx- aux+ hdp control d+ d- dp source usb2/3 controller a+ a- b+ b- d+ d- b+ b- d+ d- c+ c- c+ c- a- a+ pi3pcie3242 sel 5vconn (option) tx1+ tx1- tx2+ tx2- rx1+ rx1- rx2+ rx2- cc1 cc2 rfu1 rfu2 vbus d- d- d+ d+ pd (option) type-c connector usb3.0 + dp 2x in drp port power switch sensing control trace <3mm aux+ aux hdp 5v-rp1 5v-rp2 0v-rd1 0v-rd2 outb0 outb1 outa0 outa1 0 1 0 1 0 1 0 1 pi3dbs3224 3.3v 3.3v 3.3v 3.3v enb inb sbo sbi sai sao ina ena diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2 PI3PCIE3242A a product line of diodes incorporated
3 www.diodes.com november 2017 pin description (30-tqfn) pin # pin name i/o description 1 2 a0+ a0C i/o signal i/o, channel 0, port a 7 8 a1+ a1C i/o signal i/o, channel 1, port a 25 24 b0+ b0? i/o signal i/o, channel 0, port b 19 18 b1+ b1? i/o signal i/o, channel 1, port b 3 4 c0+ c0C i/o signal i/o, channel 0, port c 9 10 c1+ c1C i/o signal i/o, channel 1, port c 23 22 d0+ d0? i/o signal i/o, channel 0, port d 17 16 d1+ d1? i/o signal i/o, channel 1, port d 29 oe# i output enable, active low. when oe# = 0 the device i/o is enabled. when oe#=1, all i/o are high impedance 5 sel i operation mode select (when sel=0: ab, cd, when sel=1: ad, cb) 11, 15, 21, 26, 30 v dd pwr 3.3v 10% positive supply voltage 6, 13, 20, 28, center pad gnd pwr power ground 12, 14, 27 nc no connect diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2 PI3PCIE3242A a product line of diodes incorporated
4 www.diodes.com november 2017 dc electrical characteristics for switching over operating range parameters description test conditions (1) min. ty p. (1) max. units v ih input high voltage guaranteed high level 0.65 x v dd v v il input low voltage guaranteed low level C0.5 0.35 x v dd v ik clamp diode voltage v dd = max., i in = C18ma C0.7 C1.2 i ih input high current, sel v dd = max., v in = v dd C10 +10 a i il input low current, sel v dd = max., v in = gnd C10 +10 i ih input high current, a x , b x , c x, d x v dd = max., v in = 1.8v C10 +10 a i il input low current, a x , b x , c x , d x v dd = max., v in = 0v C10 +10 note: 1. typical values are at vdd = 3.3v, ta = 25c ambient and maximum loading. switching characteristics parameters description test conditions min. ty p. max. units t pzh , t pzl line enable time - sel to a n , b n , c n , d n 0.5 45 ns t phz , t plz line disable time - sel to a n , b n , c n , d n 0.5 25 t b-b bit-to-bit skew within the same diferential pair 10 ps t ch-ch channel-to-channel skew 20 electrical characteristics recommended operating conditions symbol parameter conditions min. ty p. max. units v dd 3.3v power supply 3.0 3.3 3.6 v i dd total current from v dd 3.3v supply sel and oe# at ov or v dd 200 a t a operating temperature range -40 85 o c storage temperature .................................................... C65c to +150c supply voltage to ground potential ................................ C0.5v to +3.7v dc input voltage .............................................................. C0.5v to v dd dc output current ....................................................................... 120ma power dissipation ........................................................................... 0.5w junction temperature ..................................................................... 125c note: stresses greater than those listed under maximum ratings may cause permanent damage to the device. tis 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. ex - posure to absolute maximum rating conditions for extended periods may afect reliability. maximum ratings (above which useful life may be impaired. for user guidelines, not tested.) diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2 PI3PCIE3242A a product line of diodes incorporated
5 www.diodes.com november 2017 dynamic electrical characteristics parameter description test conditions min. ty p. (1) max. units ddil diferential insertion loss (v in = -10dbm, dc = 0v) f=1.2ghz f=2.5ghz f=4.0ghz f=5.0ghz f=7.5ghz -0.8 -1.0 -1.3 -1.8 -4.5 -1.0 -1.2 -1.9 -2.6 -5.6 db ddil off diferential of isolation f= 4.0ghz -19 db ddrl diferential return loss f= 0 to 2.8ghz f= 2.8 to 5.0ghz f= 5.0 to 8.0ghz -26 -14 -7.5 db ddnext near end crosstalk f= 0 to 2.8ghz f= 2.8 to 5.0ghz f= 5.0 to 8.0ghz -26 -20 -16 db v i f max signal frequency range insertion loss 1.5db, v in =0.623vpp, dc=0v 4.0 ghz insertion loss 1.5db, v in =0.623vpp, dc=0.9v 4.0 insertion loss 3db, v in =0.623vpp, dc=0v 8.0 insertion loss 3db, v in =0.623vpp, dc=0.9v 8.0 bw -3db bandwidth 6.5 ghz notes: 1. guaranteed by design. typical values are at v dd = 3.3v , t a = 25c ambient and maximum loading. diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2 PI3PCIE3242A a product line of diodes incorporated
6 www.diodes.com november 2017 diferential insertion loss diferential return loss diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2 PI3PCIE3242A a product line of diodes incorporated
7 www.diodes.com november 2017 diferential of isolation diferential crosstalk diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2 PI3PCIE3242A a product line of diodes incorporated
8 www.diodes.com november 2017 8.0 gbps rx signal eye with PI3PCIE3242A 8.0 gbps rx signal eye without PI3PCIE3242A + ? + ? balanced port1 dut + ? 50 50 + ? balanced port2 50 50 + ? + ? balanced port1 balanced port2 dut diferential insertion loss and return test circuit diferential of isolation test circuit diferential near end xtalk test circuit + ? + ? balanced port1 balanced port2 dut + ? 50 50 diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2 PI3PCIE3242A a product line of diodes incorporated
9 www.diodes.com november 2017 switch positions test switch t plz , t pzl 3.0v t phz , t pzh gnd prop delay open switching waveforms voltage waveforms enable and disable times t plz v dd /2 v dd /2 v dd v oh 0v v ol 0.75v 0.75v t phz t pzl t pzh output 1 output 2 v ol v oh sel v ol + 0.15v v ol - 0.15v r t 4pf c l v dd v in v out 200-ohm 200-ohm 3.0v pulse generator d.u.t test circuit for electrical characteristics (1-5) 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. output 1 is for an output with internal conditions such that the output is low except when disabled by the output control. output 2 is for an output with internal conditions such that the output is high except when disabled by the output control. 4. all input impulses are supplied by generators having the following characteristics: prr mhz, z o = 50?, t r 2.5ns, t f 2.5ns. 5. te outputs are measured one at a time with one transition per measurement. part marking information pi3pcie 3242azle yywwxx yy : year ww : workweek 1st x: assembly code 2nd x: fab code diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2 PI3PCIE3242A a product line of diodes incorporated
10 www.diodes.com november 2017 ordering information ordering code package code package description PI3PCIE3242Azlex zl 30-contact, tin fine pitch quad flat no-lead (tqfn) description: 30-contact, thin fine pitch quad flat no lead package (tqfn) p ackage code: zl revision: -- notes: 1. all dimensions are in mm. angles in degrees. 2. refer jedec mo-220. 3. recommended land pattern is for reference only. document control #: pd-2172 date: 10/21/13 14-0006 packaging mechanical: 30-contact tqfn (2.5x4.5mm) for latest package info. please check: http://www.diodes.com/design/support/packaging/pericom-packaging/packaging-mechanicals-and-thermal-characteristics/ notes: ? ? ? x suffx = tape/reel diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2 PI3PCIE3242A a product line of diodes incorporated
11 www.diodes.com november 2017 important notice diodes incorporated makes no warranty of any kind, express or implied, with regards to this document, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose (and their equivalents under the laws of any jurisdiction). diodes incorporated and its subsidiaries reserve the right to make modifcations, enhancements, improvements, corrections or other changes without further no - tice to this document and any product described herein. diodes incorporated does not assume any liability arising out of the application or use of this document or any product described herein; neither does diodes incorporated convey any license under its patent or trademark rights, nor the rights of others. any customer or user of this document or products described herein in such applications shall assume all risks of such use and will agree to hold diodes incorporated and all the companies whose products are represented on diodes incorporated website, harmless against all damages. diodes incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel. should customers purchase or use diodes incorporated products for any unintended or unauthorized application, customers shall indemnify and hold diodes incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized application. products described herein may be covered by one or more united states, international or foreign patents pending. product names and markings noted herein may also be covered by one or more united states, international or foreign trademarks. this document is written in english but may be translated into multiple languages for reference. only the english version of this document is the fnal and determi - native format released by diodes incorporated. life support diodes incorporated products are specifcally not authorized for use as critical components in life support devices or systems without the express written approval of the chief executive offcer of diodes incorporated. as used herein: a. life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in signifcant injury to the user. b. a critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. customers represent that they have all necessary expertise in the safety and regulatory ramifcations of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of diodes incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by diodes incorporated. further, customers must fully indemnify diodes incorporated and its representatives against any damages arising out of the use of diodes incorporated products in such safety-critical, life support devices or systems. copyright ? 2016, diodes incorporated www.diodes.com diodes incorporated PI3PCIE3242A document number ds40130 rev 1-2 PI3PCIE3242A a product line of diodes incorporated

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