DS25MB100EVK National Semiconductor, DS25MB100EVK Datasheet - Page 5

• Manufacturer Part Number: DS25MB100EVK
• Description: KIT EVAL FOR DS25MB100
• Manufacturer: National Semiconductor

Specifications of DS25MB100EVK

• Main Purpose: Interface, 2:1 Multiplexer
• Utilized Ic / Part: DS25MB100
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Secondary Attributes: -
• Embedded: -
• Primary Attributes: -

DES_[1:0]
DEL_[1:0]
(default)
(default)
0 0
0 1
1 0
1 1
0 0
0 1
1 0
1 1
FIGURE 1. Driver Pre-Emphasis Differential Waveform (Showing All 4 Pre-Emphasis Steps)
EQL or EQS
1 (default)
0
Pre-Emphasis
Level in mV
Pre-Emphasis
Level in mV
(VODB)
(VODB)
1300
1300
1300
1300
1300
1300
1300
1300
PP
PP
TABLE 5. EQ Controls For Line And Switch Sides
TABLE 4. Switch-Side Pre-Emphasis Controls
TABLE 3. Line-Side Pre-Emphasis Controls
Enable equalization.
Normal mode. Equalization disabled.
Pre-Emphasis
Level in mV
Pre-Emphasis
Level in mV
(VODPE)
(VODPE)
1300
920
650
461
1300
920
650
461
PP
PP
5
Pre-Emphasis in dB
Pre-Emphasis in dB
(VODPE/VODB)
(VODPE/VODB)
Equalizer Function
−3
−6
−9
−3
−6
−9
0
0
10 inches
20 inches
30 inches
40 inches
10 inches
20 inches
30 inches
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20208904
Typical FR4 Board Trace
Typical FR4 Board Trace
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