Texas Instruments SMA breakout daughterboard for TLK10034 TLK10034SMAEVM TLK10034SMAEVM 데이터 시트

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TLK10034SMAEVM
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TLK10034 EVM SMA Breakout Board Layout
Table 2. TLK10034 EVM SMA Breakout Board Layer Construction
Subclass
Dielectric
Coupling Type /
Type
Material
Thickness (MIL)
Width (MIL)
Name
Constant
Spacing (MIL)
SURFACE
AIR
1
TOP
CONDUCTOR
COPPER
2
1
6.00 (Diff)
Edge / 5.0 (Diff)
9.5 (Single)
None/None
(Single)
DIELECTRIC
FR-4
5
4.5
L2_GND
PLANE
COPPER
1.2
1
DIELECTRIC
FR-4
20
4.5
L3_GND
PLANE
COPPER
1.2
1
6.50 (Single)
None/None
(Single)
DIELECTRIC
FR-4
4
4.5
L4_GND
PLANE
COPPER
1.2
1
DIELECTRIC
FR-4
20
4.5
BOTTOM
CONDUCTOR
COPPER
2
1
6.00 (Diff)
None/None
9.5 (Single)
(Single)
Edge / 5.0 (Diff)
SURFACE
AIR
NOTE:
The impedance is set at slightly less than 50 or 100
Ω
on the traces to compensate for slight
over-etching during the manufacturing process. The end impedance after etching should
result in a 50- or 100-
Ω
impedance. Always consult with your board manufacturer for their
process and design requirements, ensuring the desired impedance is achieved.
54
TLK10034 Quad-Channel XAUI/10GBASE-KR Transceiver Evaluation
SLLU168 – August 2012
Module (EVM)
Copyright © 2012, Texas Instruments Incorporated