A product Line of Diodes Incorporated PI2USB4122 USB 3.0, 4:1 Mux/DeMux Switch Features Description 2 Differential Channel, 4:1 Mux/DeMux Diodes PI2USB4122 is a 4 to 1 differential channel multiplexer/ demultiplexer switch. Due to its low bit-to-bit skew, high channel- USB 3.0 performance, 5.0 Gbps to-channel noise isolation and high bandwidth, this product is ideal Low Bit-to-Bit Skew, 7ps Max. for USB 3.0 switching to 5.0 Gbps. Low Crosstalk: -23dB 3GHz Low Off Isolation: -23dB 3GHz V Operating Range: +1.8V+/-10% DD Application ESD Tolerance 2kV HBM on data I/O Switching USB 3.0 signals for Mux or DeMux. Packaging (Pb-free & Green): 42 contact TQFN Block Diagram Pin Description A0+ A0- A1+ 42 41 40 39 A0+ GND 1 38 A1- A0- 2 37 SEL0 SA 36 A1+ SEL1 3 A1- V 4 35 DD B0+ 5 34 GND B0+ 33 B0- GND 6 B0- B1+ Z0+ 7 32 B1+ B1- 8 31 Z0- B1- 30 V V 9 V DD DD SS SB C0+ Z1+ 10 29 C0- 11 28 Z1- 27 C1+ GND 12 C1- GND 13 26 Z0+ C0+ D0+ 14 25 V DD Z0- C0- 24 D0- GND 15 Z1+ C1+ D1+ GND 16 23 Z1- C1- D1- 17 22 GND SC 18 19 20 21 D0+ D0- D1+ Truth Table D1- SD SEL1 SEL0 FUNCTION 0 0 Z to A SA 0 1 Z to B SEL1 SB DECODE SEL0 SC 1 0 Z to C SD 1 1 Z to D www.diodes.com December 2017 PI2USB4122 Diodes Incorporated Document Number DS40278 Rev 1-2 1 V V DD DD GND GND V DD V DD GND GNDA product Line of Diodes Incorporated PI2USB4122 Maximum Ratings (Above which useful life may be impaired. For user guidelines, not tested.) Note: Stresses greater than those listed under MAXIMUM RATINGS Storage Temperature ......................................... 65C to +150C may cause permanent damage to the device. This is a stress rating only Supply Voltage to Ground Potential ....................0.5V to +2.5V and functional operation of the device at these or any other conditions above those indicated in the operational sections of this specification DC Input Voltage ................................................. 0.5V to +V DD is not implied. Exposure to absolute maximum rating conditions for DC Output Current ........................................................... 120mA extended periods may affect reliability. Power Dissipation ................................................................ 0.5W Power Supply Characteristics (1) (2) Parameters Description Test Conditions Min. Typ. Max. Units I Quiescent Power Supply Current V = Max, V = GND or V 200 300 A CC DD IN DD Notes: 1. For Max. or Min. conditions, use appropriate value specified under Electrical Characteristics for the applicable device type. 2. Typical values are at V = 1.8V, T = 25C ambient and maximum loading. DD A DC Electrical Characteristics for Switching over Operating Range (T = 40C to +85C, V = 1.8V+/-10%) A DD (2) Parameter Description Test Conditions Min. Typ. Max. Units 0.65 x V Input HIGH Voltage Guaranteed HIGH level - - IH V DD 0.35 x V V Input LOW Voltage Guaranteed LOW level - - IL V DD V Clamp Diode Voltage V = Max., I = 18mA - -0.7 -1.2 IK DD IN I Input HIGH Current V = Max., V = V - - 5 IH DD IN DD A I Input LOW Current V = Max., V = GND - - 5 IL DD IN Switching Characteristics (TA= -40 to +85C, VDD = 1.8V+/-10%) (2) Parameter Description Min. Typ. Max. Units t , t Line Enable Time - SEL to A , B 0.5 - 8.0 PZH PZL N N ns t , t Line Disable Time - SEL to A , B 0.5 - 10 PLZ PHZ N N t 7 ps b-b Bit-to-bit skew within the same differential pair t 35 ps ch-ch Channel-to-channel skew Notes: 1. For max. or min. conditions, use appropriate value specified under Electrical Characteristics for the applicable device type. Dynamic Electrical Characteristics Over the Operating Range (TA= -40 to +85C, VDD = 1.8V+/-10%) (1) (2) Parameter Description Test Conditions Min. Typ. Max. Units X Crosstalk f = 2.5 GHz -40 dB TALK O OFF Isolation f = 2.5 GHz -25 dB IRR I Differential Insertion Loss f= 2.5 GHz -3.0 dB LOSS BW Bandwidth -3dB 2.6 GHz Notes: 1. Guaranteed by design. 2. Typical values are at V = 1.8V, T = 25C ambient and maximum loading. DD A www.diodes.com December 2017 PI2USB4122 2 Diodes Incorporated Document Number DS40278 Rev 1-2