PI3DPX1203

A product Line of

Diodes Incorporated

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www.diodes.com

February 2021

© Diodes Incorporated

PI3DPX1203

Document number DS40598 Rev 2-2

6.6 Output Eye diagram, Trace length and EQ

Condition: Output Eye Opening with Input Equalization, 8.1 Gbps, Vdd=3.0V, 25C , Using PRBS 2^23-1 pattern, Input Swing=800mVd,

Output Swing= 1000mV

Output Eye waveform at FG 0.5dB

No Trace, FG = 0.5dB

FG=10(+0.5dB) 6-in

FG=10(+0.5dB) 12-in

FG=10(+0.5dB) 18-in

EQ=0000(4.5dB)

EQ=0000(4.5dB)

EQ=0100(6.6dB)

EQ=0110(7.6dB)

FG=10(+0.5dB) 24-in

FG=10(+0.5dB) 30-in

FG=10(0.5dB) 36-in

FG=10(+0.5dB) 48-in

EQ=1010(9.3dB)

EQ=1101(10.5dB)

EQ=1101(10.5dB)

EQ=1111(11.1dB)

Output Eye waveform at FG 2.5dB

FG=11 (+2.5dB) No Trace

FG=11 (+2.5dB), 6-in

FG=11 (+2.5dB), 12-in

FG=11 (+2.5dB) 18-in

EQ=0000(4.5dB)

EQ=0000(4.5dB)

EQ=0010(5.6dB)

EQ=0111(8.0dB)

FG=11 (+2.5dB) 24-in

FG=11 (+2.5dB) 30-in

FG=11 (+2.5dB) 36-in

FG=11 (+2.5dB) 48-in

EQ=1011(9.7dB)

EQ=1101(10.5dB)

EQ=1110(10.8dB)

EQ=1111(11.1dB)

Note:

(1) Trace card insertion loss profile is shown below.