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MAX4888A/MAX4889A

Package Information

(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information
go to

www.maxim-ic.com/packages

5.0Gbps PCI Express Passive Switches

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28L THIN QFN.EPS

Содержание /MAX4889A

Страница 1: ...ry Compatible Pinout o Lead Free Packaging MAX4888A MAX4889A 5 0Gbps PCI Express Passive Switches ________________________________________________________________ Maxim Integrated Products 1 MAX4888A...

Страница 2: ...Current SEL pulsed at 1ms 10 duty cycle 150mA Continuous Power Dissipation TA 70 C 28 Pin TQFN derate 20 8mW C above 70 C 1666 7mW 42 Pin TQFN derate 35 7mW C above 70 C 2857 1mW Operating Temperatur...

Страница 3: ...tput Skew Between Pairs tSK1 RS RL 50 unbalanced skew between any two pairs Figure 2 50 ps Output Skew Between Same Pair tSK2 RS RL 50 unbalanced skew between two lines on same pair Figure 2 10 ps 1MH...

Страница 4: ...oc03 0 1 0 1 0 3 0 5 0 7 0 9 1 1 1 3 0 2 4 6 8 10 12 14 TA 85 C TA 25 C TA 40 C ON RESISTANCE vs VCOM V 3 3V VCOM V R ON MAX4888A 89A toc04 0 1 0 1 0 3 0 5 0 7 0 9 1 1 1 3 1 5 1 7 1 9 2 1 0 2 4 6 8 10...

Страница 5: ...1 200ps VCOM_ VCOM_ 50mV div MAX4888A 89A toc11 EYE DIAGRAM V 3 3V f 2 5GHz 600mVP P PRBS SIGNAL RS RL 50 25ps div PRBS PSEUDORANDOM BIT SEQUENCE GEN 11 5 0Gbps U1 200ps VCOM_ VCOM_ 50mV div MAX4888A...

Страница 6: ...itive Terminal 17 33 NO1 Analog Switch 1 Normally Open Negative Terminal 18 34 NO1 Analog Switch 1 Normally Open Positive Terminal 21 35 NC2 Analog Switch 2 Normally Closed Negative Terminal 22 36 NC2...

Страница 7: ...ANCE VOUT VN_ RL RL RON VN_ VIH tOFF 0V NO_ OR NC_ 0 9 x V0UT 0 9 x VOUT tON VOUT SWITCH OUTPUT LOGIC INPUT V CL 3 3V VOUT MAX4888A MAX4889A Figure 1 Switching Time Test Circuits Timing Diagrams 5 0Gb...

Страница 8: ...SEL COM_ COM_ 0V 1 5V 0V 1 5V 0V 1 5V 0V 1 5V tPLHX tPHLX tINRISE tOUTRISE tOUTFALL RISE TIME PROPAGATION DELAY tPLHX OR tPLHY FALL TIME PROPAGATION DELAY tPHLX OR tPHLY tSK1 DIFFERENCE IN PROPAGATION...

Страница 9: ...ion Drive SEL rail to rail to minimize power consumption Analog Signal Levels The MAX4888A MAX4889A accept standard PCIe sig nals to a maximum of V 1 2V Signals on the COM_ channels are routed to eith...

Страница 10: ...___________________________________ Functional Diagrams Truth Table MAX4888A GND SEL 0 1 ON OFF OFF ON COM__TO NC__ COM__TO NO__ V COM1 COM1 COM2 COM2 SEL NC1 NC1 NO1 NO1 NC2 NC2 NO2 NO2 MAX4889A GND...

Страница 11: ...ed with dual cards where the user sets a jumper or a bit through software to switch between single or dual card operation Common mode below 1V operation requirement Board Layout High speed switches re...

Страница 12: ...COM2 COM2 COM3 COM3 COM4 COM4 CHANNEL SELECT NC1 SEL NC1 NC2 NC2 NC3 NC3 NC4 NC4 NO1 NO1 NO2 NO2 NO3 NO3 NO4 NO4 MAX4889A COM1 COM1 COM2 COM2 COM3 COM3 COM4 COM4 CHANNEL SELECT NC1 SEL NC1 NC2 NC2 NC...

Страница 13: ...sheet may not reflect the most current specifications For the latest package outline information go to www maxim ic com packages 5 0Gbps PCI Express Passive Switches __________________________________...

Страница 14: ...tegrated Products Inc Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product No circuit patent licenses are implied Maxim reserves the ri...