Texas Instruments ONET8501P-EV Manual Download Page 9 | Manualshive

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Texas Instruments ONET8501P-EV Manual Download Page 9

ONET8501P-EV

11.3 GBPS RATE-SELECTABLE LIMITING AMPLIFIER – EVALUATION BOARD

Version 0.4 · October 2007

9

TI CONFIDENTIAL

www.ti.com

Figure 6: Output Eye-Diagram at 10.3125Gbps, Highest Bandwidth Setting

and 600mVpp Output Setting with 10mVpp, 2

31

-1 PRBS Input

Figure 7: Output Eye-Diagram at 10.3125Gbps, Highest Bandwidth Setting

and 600mVpp Output Setting with 1000mVpp, 2

31

-1 PRBS Input

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Summary of Contents for ONET8501P-EV

Page 1: ...rate selectable limiting amplifier This fully assembled and factory tested evaluation board allows complete validation of all device functions For optimum performance the board is equipped with 50Ω SMA connectors and well controlled 50Ω impedance microstrip transmission lines In order to account for measurement inaccuracies caused by inevitable line loss calibration lines are provided consisting o...

Page 2: ...ON BOARD Version 0 4 October 2007 2 TI CONFIDENTIAL www ti com EV BOARD SCHEMATIC DIAGRAM ____________________________________________________ The EV board schematic diagram is given in Figure 2 Signal Path and Control Circuitry Supply Filtering and Calibration Lines ...

Page 3: ... Instruments Incorporated PRODUCT PREVIEW information concerns products in the formative or design phase of development Characteristic data and other specifications are design goals Texas Instruments reserves the right to change or discontinue these products without notice www ti com USB Interface Figure 2 ONET8501P EV Evaluation Board Schematic ...

Page 4: ...bration purposes Furthermore in the time domain it helps to determine the impact of the EV board on signal edge speed as well as deterministic jitter SIGNAL PATH AND CONTROL CIRCUITRY _____________________________________________ The signal path consists of the input port SMA connectors DIN and DIN the coupling capacitors C14 and C19 the 50Ω single ended 100Ω differential input transmission lines ...

Page 5: ...umpers are shown in Figure 3 below A description of the jumpers and connectors is given in Table 1 Follow the guidelines in the measurement setup section to quickly get started Figure 3 ONET8501 EV Evaluation Board Jumper and Connector Locations JP1 Vcc Connection JP2 GND Connection DIN DIN DOUT DOUT CALOUT CALOUT CALIN CALIN D8 LOS indicator USB Connector Reset Button D7 Disable indicator J14 Pow...

Page 6: ...nector for inverted output data signal On board AC coupled and on chip 50Ω back terminated to VCC CALIN Non inverted calibration line input SMA connector for non inverted calibration line input CALIN Inverted calibration line input SMA connector for inverted calibration line input CALOUT Non inverted calibration line output SMA connector for non inverted calibration line output CALOUT Inverted cal...

Page 7: ...mall input signals attenuators may be required 6 Connect the output SMA connectors DOUT DOUT through 50Ω matched impe dance cables to a 50Ω oscilloscope with a bandwidth of at least 12GHz Ensure that the maximum input voltage of the oscilloscope is not exceeded Use appropriate attenuators if needed 7 Apply a 3 3V supply to the 3 3V banana jack and the supply ground to the GND banana jack The typic...

Page 8: ...ONET8501P EV 11 3 GBPS RATE SELECTABLE LIMITING AMPLIFIER EVALUATION BOARD Version 0 4 October 2007 8 TI CONFIDENTIAL www ti com Figure 4 ONET8501P GUI Figure 5 ONET8501P I2C Diag Page ...

Page 9: ...tober 2007 9 TI CONFIDENTIAL www ti com Figure 6 Output Eye Diagram at 10 3125Gbps Highest Bandwidth Setting and 600mVpp Output Setting with 10mVpp 231 1 PRBS Input Figure 7 Output Eye Diagram at 10 3125Gbps Highest Bandwidth Setting and 600mVpp Output Setting with 1000mVpp 231 1 PRBS Input ...

Page 10: ...er 2007 10 TI CONFIDENTIAL www ti com REVISION HISTORY Rev Date Description Author 0 1 02 22 2007 Initial Draft Alex Davidson 0 2 02 26 2007 Added GUI interface Fig 4 and changed Fig 5 A Davidson 0 3 02 28 2007 Updated Figures 4 and 5 A Davidson 0 4 10 17 07 Updated Figures 6 and 7 a Davidson ...

Page 11: ...n and operating safeguards TI does not warrant or represent that any license either express or implied is granted under any TI patent right copyright mask work right or other TI intellectual property right relating to any combination machine or process in which TI products or services are used Information published by TI regarding third party products or services does not constitute a license from...

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