DS40MB200_14 Datasheet, PDF (11/20 Pages) Texas Instruments – Dual 4.0 Gbps 2:1/1:2 CML Mux/Buffer with Transmit Pre-Emphasis and Receive Equalization

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Data eye from pattern generator
Data eye after 25-inch FR4 trace
DS40MB200
SNLS144I – JUNE 2005 – REVISED MARCH 2013
Data eye after DS40MB200
50 ps/DIV
50 ps/DIV
50 ps/DIV
Pattern
Generator, 4 Gb/s
D+
D-
27-1 pattern
25-inch FR4
board trace
DS40MB200
IN+
IN-
EQ
R
PE = 9 dB
M
OUT+
U
D
X
OUT-
40-inch
FR4 trace
50 ps/DIV
Figure 8. Data Input and Output Eye Patterns with Driver Set to 9 dB Pre-emphasis
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