DS25CP102_14 Datasheet, PDF (7/21 Pages) Texas Instruments – DS25CP102 3.125 Gbps 2X2 LVDS Crosspoint Switch with Transmit Pre-Emphasis and Receive Equalization

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DS25CP102
SNLS262E – OCTOBER 2007 – REVISED MARCH 2013
Figure 4. LVDS Output Transition Times
Pre-Emphasis and Equalization Test Circuits
DS25CP102
CHARACTERIZATION BOARD
PATTERN
GENERATOR
50:
Microstrip
L=4"
L=4"
50:
Microstrip
½ DS25CP102
50:
Microstrip
L=4"
L=4"
50:
Microstrip
Figure 5. Jitter Performance Test Circuit
PATTERN
GENERATOR
DS25CP102
CHARACTERIZATION BOARD
50: MS
L=4"
½ DS25CP102
L=4"
50: MS
50: MS
L=4"
TEST
CHANNEL
L=4"
50: MS
OSCILLOSCOPE
OSCILLOSCOPE
PATTERN
GENERATOR
Figure 6. Pre-Emphasis Performance Test Circuit
TEST
CHANNEL
DS25CP102
CHARACTERIZATION BOARD
50: MS
L=4"
½ DS25CP102
50: MS
L=4"
L=4"
50: MS
L=4"
50: MS
OSCILLOSCOPE
Figure 7. Equalization Performance Test Circuit
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