PI3PCIE3242 3.3V PCI Express® 3.0 4 Channel 2x2 Exchange Switch Features Description ÎÎ4 Differential Channel 2x2 Exchange Switch Pericom semiconductor’s PI3PCIE3242 is a differential exchange switch featuring pass-through pinout. It supports one full PCI Express® lane 2x2 Exchange Switch operating at 8.0Gbps PCIe® 3.0 performance. ÎÎPCI Express® 3.0 performance, 8.0 Gbps ÎÎBi-directional operation ÎÎLow Bit-to-Bit Skew: 10ps (between ± signals) ÎÎLow Crosstalk: -29dB @ 2.5GHz (5Gbps) With the select control input low, Port A connects to Port B, and Port C connects to port D for an 8-channel differential passthough. When the select control input is high Port A connects to Port D, and Port B connects to Port C. -20dB @ 4.0GHz (8Gbps) ÎÎLow Insertion Loss: -1.1dB @ 2.5GHz (5Gbps) -1.45dB @ 4.0GHz (8Gbps) ÎÎVDD Operating Range: 3.3V ±10% Truth Table ÎÎESD Tolerance: 2kV HBM ÎÎPackaging (Pb-free & Green): àà 30-contact, TQFN (ZL30), 2.5 x 4.5mm. VDD OE# GND NC VDD 28 27 26 1 29 A0+ 30 Pin Diagram 30-TQFN 25 B0+ A0- 2 24 B0- 3 23 D0+ C0- 4 22 D0- SEL 5 21 VDD GND 6 20 GND A1+ 7 19 B1+ A1- 8 18 B1- C1+ 9 17 D1+ C1- 10 16 D1- 13 14 15 NC VDD 12 NC GND 11 VDD All trademarks are property of their respective owners. SEL OE# Ax = Bx Cx = Dx 0 0 Ax = Dx Cx = Bx 1 0 Ax, Bx, Cx, Dx = Hi-Z (disconnect) x 1 Block Diagram C0+ GND Function 14-0087 OE# SEL A0+ A0C0+ C0- A1+ A1C1+ C1- 1 B0+ B0- D0+ D0B1+ B1- D1+ D1- www.pericom.com 06/02/2014 PI3PCIE3242 3.3V PCI Express® 3.0 4 Channel 2x2 Exchange Switch Application Diagram in Switching 2 Lanes of DP1.2 & USB 3.0 Signals Over Type C Connector Notebook or Tablet PI3PCIE3242 B+ Tx1+ B- Tx1- C+ D+ C- DB+ Tx2+ Tx2- DP0+ A+ DP0- A- Tx+ TxDP1+ A+ Rx1+ Rx1- B- DP1- A- Rx+ C+ D+ Rx- C- D- 5Vconn (option) SEL PI3DBS3224 5V-Rp1 5V-Rp2 0V-Rd1 0V-Rd2 3.3V DP Source USB2/3 Controller AUX+ HDP AUX+ Rx2+ Rx2- 3.3V OUTB0 OUTB1 AUX 0 1 1 0 CC1 INB CC2 SBO Type-C connector USB3.0 + DP 2x in DRP port SBI SAI SAO OUTA0 HDP 3.3V ENB OUTA1 0 0 1 1 INA ENA RFU1 RFU2 3.3V Trace <3mm Sensing Control Vbus Power Switch Control DD+ D+ D- DD+ PD (option) All trademarks are property of their respective owners. 14-0087 2 www.pericom.com 06/02/2014 PI3PCIE3242 3.3V PCI Express® 3.0 4 Channel 2x2 Exchange Switch Pin Description (30-TQFN) Pin # Pin Name I/O Description 1 A0+ I/O Signal I/O, Channel 0, Port A 2 A0– 7 A1+ I/O Signal I/O, Channel 1, Port A 8 A1– 25 B0+ I/O Signal I/O, Channel 0, Port B 24 B0− 19 B1+ I/O Signal I/O, Channel 1, Port B 18 B1− 3 C0+ I/O Signal I/O, Channel 0, Port C 4 C0– 9 C1+ I/O Signal I/O, Channel 1, Port C 10 C1– 23 D0+ I/O Signal I/O, Channel 0, Port D 22 D0− 17 D1+ I/O Signal I/O, Channel 1, Port D 16 D1− 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: A→B, C→D, when SEL=1: A→D, C→B) 11, 15, 21, 26, 30 VDD Pwr 3.3V ±10% Positive Supply Voltage 6, 13, 20, 28, Center Pad GND Pwr Power ground 12, 14, 27 NC All trademarks are property of their respective owners. No Connect 14-0087 3 www.pericom.com 06/02/2014 PI3PCIE3242 3.3V PCI Express® 3.0 4 Channel 2x2 Exchange Switch Maximum Ratings (Above which useful life may be impaired. For user guidelines, not tested.) Storage Temperature .....................................................–65°C to +150°C Supply Voltage to Ground Potential .................................–0.5V to +4.6V DC Input Voltage ............................................................... –0.5V to VDD 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 functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability. Electrical Characteristics Recommended Operating Conditions Symbol Parameter Conditions VDD 3.3V Power Supply IDD Total current from VDD 3.3V supply TCASE Case temperature range for operation within spec. Min Typ Max Units 3.0 3.3 3.6 V 200 μA 85 Celsius SEL and OE# at OV or VDD -40 DC Electrical Characteristics for Switching over Operating Range Parameters Description Test Conditions(1) Min VIH Input HIGH Voltage Guaranteed HIGH level 0.65 x VDD VIL Input LOW Voltage Guaranteed LOW level –0.5 VIK Clamp Diode Voltage VDD = Max., IIN = –18mA IIH Input HIGH Current, SEL VDD = Max., VIN = VDD –10 +10 IIL Input LOW Current, SEL VDD = Max., VIN = GND –10 +10 IIH Input HIGH Current, AX, BX, CX, DX VDD = Max., VIN = 1.8V –10 +10 IIL Input LOW Current, AX, BX, CX ,DX VDD = Max., VIN = 0V –10 +10 Typ(1) Max 0.35 x VDD –0.7 Units V –1.2 µA µA Note: 1. Typical values are at VDD = 3.3V, TA = 25°C ambient and maximum loading. Switching Characteristics Parameters Description tPZH, tPZL Line Enable Time - SEL to AN, BN, CN, DN 0.5 45 tPHZ , tPLZ Line Disable Time - SEL to AN, BN, CN, DN 0.5 25 tb-b Bit-to-bit skew within the same differential pair 10 tch-ch Channel-to-channel skew 20 All trademarks are property of their respective owners. Test Conditions 14-0087 4 Min. Typ. Max. Units ns ps www.pericom.com 06/02/2014 PI3PCIE3242 3.3V PCI Express® 3.0 4 Channel 2x2 Exchange Switch Dynamic Electrical Characteristics Parameter (VIN = -10dBm, DC = 0V) DDILOFF DDRL Differential Off Isolation Differential Return Loss DDNEXT BW Test Conditions Differential Insertion Loss DDIL VI F Description Near End Crosstalk Max Signal Frequency Range Min. Typ.(1) Max. f=1.2GHz -0.8 -1.0 f=2.5GHz -1.0 -1.2 f=4.0GHz -1.3 -1.5 f=5.0GHz -1.8 -2.0 f=7.5GHz -4.5 -5.0 f= 4.0GHz -19 f= 0 to 2.8GHz -26 f= 2.8 to 5.0GHz -14 f= 5.0 to 8.0GHz -7.5 f= 0 to 2.8GHz -26 f= 2.8 to 5.0GHz -20 f= 5.0 to 8.0GHz -16 Insertion loss 1.5dB, VIN=0.623Vpp, DC=0V 4.0 Insertion loss 1.5dB, VIN=0.623Vpp, DC=0.9V 4.0 Insertion loss 3dB, VIN=0.623Vpp, DC=0V 8.0 Insertion loss 3dB, VIN=0.623Vpp, DC=0.9V 8.0 -3dB Bandwidth Units dB dB dB dB GHz 6.5 GHz Notes: 1. Guaranteed by design. Typical values are at VDD = 3.3V , TA = 25°C ambient and maximum loading. All trademarks are property of their respective owners. 14-0087 5 www.pericom.com 06/02/2014 PI3PCIE3242 3.3V PCI Express® 3.0 4 Channel 2x2 Exchange Switch Differential Insertion Loss Differential Return Loss All trademarks are property of their respective owners. 14-0087 6 www.pericom.com 06/02/2014 PI3PCIE3242 3.3V PCI Express® 3.0 4 Channel 2x2 Exchange Switch Differential Off Isolation Differential Crosstalk All trademarks are property of their respective owners. 14-0087 7 www.pericom.com 06/02/2014 PI3PCIE3242 3.3V PCI Express® 3.0 4 Channel 2x2 Exchange Switch 8.0 Gbps RX signal eye without PI3PCIE3242 + BALANCED PORT1 – 8.0 Gbps RX signal eye with PI3PCIE3242 + BALANCED – PORT1 + BALANCED – PORT2 + 50 – 50 + – DUT BALANCED PORT2 DUT Differential Insertion Loss and Return Test Circuit BALANCED PORT1 BALANCED PORT2 + + 50 – – 50 + + 50 – – 50 Differential Off Isolation Test Circuit DUT Differential Near End Xtalk Test Circuit All trademarks are property of their respective owners. 14-0087 8 www.pericom.com 06/02/2014 PI3PCIE3242 3.3V PCI Express® 3.0 4 Channel 2x2 Exchange Switch Test Circuit for Electrical Characteristics(1-5) 3.0V VDD 200-ohm Pulse Generator VIN D.U.T VOUT 4pF CL RT 200-ohm Notes: 1.CL = Load capacitance: includes jig and probe capacitance. 2. RT = Termination resistance: should be equal to ZOUT 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, ZO = 50Ω, t R ≤ 2.5ns, t F ≤ 2.5ns. 5. The outputs are measured one at a time with one transition per measurement. Switch Positions Test Switch tPLZ , tPZL 3.0V tPHZ , tPZH GND Prop Delay Open Switching Waveforms SEL VDD/2 VDD/2 VDD 0V Output 1 tPZL tPLZ 0.75V VOH VOL + 0.15V tPHZ tPZH VOL - 0.15V 0.75V VOL VOH VOL Output 2 Voltage Waveforms Enable and Disable Times All trademarks are property of their respective owners. 14-0087 9 www.pericom.com 06/02/2014 PI3PCIE3242 3.3V PCI Express® 3.0 4 Channel 2x2 Exchange Switch Packaging Information: 30-Contact TQFN (2.5x4.5mm) DATE: 10/21/13 Notes: 1. All dimensions are in mm. Angles in degrees. 2. Refer JEDEC MO-220. 3. Recommended land pattern is for reference only. DESCRIPTION: 30-contact, Thin Fine Pitch Quad Flat No lead Package (TQFN) PACKAGE CODE: ZL DOCUMENT CONTROL #: PD-2172 REVISION: -- 14-0006 Note: For latest package info, please check: http://www.pericom.com/products/packaging/mechanicals.php Ordering Information Ordering Code Package Code Package Description PI3PCIE3242ZLE ZL 30-contact, Thin Fine Pitch Quad Flat No-Lead (TQFN) Notes: • Thermal characteristics can be found on the company web site at www.pericom.com/packaging/ • "E" denotes Pb-free and Green • Adding an "X" at the end of the ordering code denotes tape and reel packaging All trademarks are property of their respective owners. 14-0087 10 www.pericom.com 06/02/2014