EQCO62R20.3 Datasheet, PDF (9/34 Pages) Microchip Technology – EQCO62R20.3 6.25 Gbps Asymmetric Coax Equalizer

EQCO62R20.3/EQCO31R20.3
2.0 APPLICATION INFORMATION
Figure 2-1 illustrates a typical schematic implementation.
FIGURE 2-1:
EQCO62R20.3 TYPICAL APPLICATION CIRCUIT
TABLE 2-1:
Element
Fb1, Fb2
L1
R1, R2
R3
R4
R_amp
R_rise
C1
C2, C3, C4,
C5, C6
C7
C8
BNC1
COMPONENT RECOMMENDATION FOR THE EQCO62R20.3 BOARD LAYOUT
Value
Size
Recommended Component
1 kΩ @ 100 MHz Ferrite Bead
10 µH
15Ω ±1%
75Ω ±1%
0Ω (1.2V input swing)
3.9 kΩ (2.5V input swing)
6.2 kΩ (3.3V input swing)
1.2 kΩ ±1%
10 kΩ ±1%
100 nF, 50V, X7R
100 nF, X7R
0603
1812
0402
0402
—
FBMH1608HM102 from Taiyo Yuden (Critical)
1812PS_103 or JA4644-AL from Coilcraft (Critical)
—
—
0603
0402
10nF, 50V, X7R
1 µF, 50V, X7R
75Ω Right Angle BNC Connector
0402
0805
—
BNC-RA C-SX-090 from Cambridge Connectors
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DS60001302B-page 9