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SONET/SDH CLOCK RECOVERY AND SYNTHESIS UNIT
Figure 6. Differential ECL Input and Output Applications
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50Ω Transmission Lines
330 Ω
330 Ω
Differential output to
SERDATIP/N
VEE
Ω
termination
External 100
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Ω
Ω
50
50
-2V
SERCLKOP/N
and SERDATOP/N output to
ECL-compatible input
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330 Ω
330 Ω
VEE
Ω
termination
ECL driver to
REFCLK input
External 100
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Optical to
electrical
330 Ω
330 Ω
Ω
termination
External 100
ECL-compatible
VEE
output to SERDATIP/N
differential input
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100 Ω
50Ω
transmission line
–2V
0.1 µF
Unbalanced ECL
signal to SERDATIP/N
differential input
Ω
termination
External 100
9