TIMING SOLUTIONS SIGNAL INTEGRITY SOLUTIONS SWITCHING SOLUTIONS CONNECTIVITY SOLUTIONS A product Line of DISPLAY/VIDEO SOLUTIONS Diodes Incorporated PRODUCT BRIEF PI2EQX5964 5.0Gbps 4-Lane PCIe® 2.0 ReDriver with Equalization, Emphasis, & I2C Control Description Features The PI2EQX5964 is a low power, PCIe® compliant signal ¼¼Up to 5.0Gbps PCI Express® 2.0 Serial ReDriver redriver. The device provides programmable equalization, amplification, and de-emphasis by using 8 select bits, to ¼¼Supporting 8 differential channels or 4 lanes of PCIe Interface optimize performance over a variety of physical mediums by ¼¼I2C configuration controls (3.3V tolerant) reducing Inter-symbol interference. ¼¼Adjustable receiver equalization and transmitter PI2EQX5964 supports eight 100-Ohm Differential CML data de-emphasis and output levels I/O’s between the Protocol ASIC to a switch fabric, across a backplane, or extends the signals across other distant data ¼¼Variable input and output termination pathways on the user’s platform. ¼¼1:2 channel broadcast The integrated equalization circuitry provides flexibility with ¼¼Channel loop-back/Mux and Demux Mode signal integrity of the PCI Express signal before the ReDriver, whereas the integrated de-emphasis circuitry provides flexibility ¼¼Electrical Idle fully supported with signal integrity of the signal after the redriver. ¼¼Receiver detect and individual output control In addition to providing signal re-conditioning, Diodes’ ¼¼Fine adjustment of electrical idle threshold via I2C PI2EQX5964 also provides power management Stand-by ¼¼Single supply voltage, 1.2V ± 0.05V mode operated by a Bus Enable pin. ¼¼Power down modes Application Diagram ¼¼Industrial Temp support, -40°C ~ +85°C + Input(cid:9)level(cid:9)detect Output ¼¼Packaging: 56-contact TQFN, Pb-free & Green − to(cid:9)control(cid:9)logic Controls xyRx+ + + xyTx+ xyRx- − Equalizer − xyTx- xyTx+ + A Equalizer + xyRx+ xyTx- − B − xyRx- Output Input(cid:9)level(cid:9)detect + Controls to(cid:9)control(cid:9)logic − PCIe 2.0 Data(cid:9)Lane(cid:9)Repeats(cid:9)4(cid:9)Times ReDriver SELy_x Mode Sy_x Control(cid:9)Registers LB# Blade Server Dy_x &(cid:9)Logic RXD_x DE_x RES_x Blade Server PCIe 2.0 Cable Power PD# Management SDA I2C(cid:9)Control Ax SCL diodes.com | 1-408-232-9100