50+-1%

50 +-1%

Pattern

Generator

D+

D-

Oscilloscope or

Jitter Measurement

Instrument

50: TL

VCC

GND

Coax

Coax

50: TL

< 2"

DC

Block

1000 mVpp

Differential

OUT+

OUT-

IN+

IN-

R

D

M

U

X

DS42MB200

EQ

INPUT

TLine

Coax

Coax

DC

Block

DS42MB200 Test Fixture

25-inch

VODPE3

1-bit

1 to N bits

1-bit

1 to N bits

-9 dB

0V

20%

tPE

80%

50% VID

50% VOD

tPLH

tPHL

IN

OUT

80%

20%

0V

80%

20%

tR

tF

VODB

DS42MB200

www.ti.com

SNOSAT8G – JANUARY 2006 – REVISED APRIL 2013

Timing Diagrams

Figure 3. Driver Output Transition Time

Figure 4. Propagation Delay from input to output

Figure 5. Test condition for output pre-emphasis duration

Figure 6. AC Test Circuit

Copyright © 2006–2013, Texas Instruments Incorporated

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