Xilinx UG393 Spartan-6 FPGA PCB Design Guide
Xilinx UG393 Spartan-6 FPGA PCB Design Guide
Xilinx UG393 Spartan-6 FPGA PCB Design Guide
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Chapter 2: Power Distribution System<br />
Required <strong>PCB</strong> Capacitor Quantities<br />
Table 2-1 lists the <strong>PCB</strong> decoupling capacitor guidelines per V CC supply rail.<br />
Table 2-1: Required <strong>PCB</strong> Capacitor Quantities per Device (1)<br />
Package<br />
Device<br />
(XC6S)<br />
V CCINT<br />
in µF<br />
V CCAUX<br />
in µF<br />
V CCO<br />
Bank 0<br />
in µF<br />
V CCO<br />
Bank 1<br />
in µF<br />
V CCO<br />
Bank 2<br />
in µF<br />
V CCO<br />
Bank 3<br />
in µF<br />
V CCO<br />
Bank 4<br />
in µF<br />
V CCO<br />
Bank 5<br />
in µF<br />
100 4.7 0.47 100 4.7 0.47 100 4.7 0.47 100 4.7 0.47 100 4.7 0.47 100 4.7 0.47 100 4.7 0.47 100 4.7 0.47<br />
Total<br />
(2)<br />
TQG144 LX4 0 5 1 0 7 3 0 1 2 0 1 2 0 1 2 0 1 2 28<br />
TQG144 LX9 1 1 2 0 7 3 0 1 2 0 1 2 0 1 2 0 1 2 26<br />
CPG196 LX4 0 5 1 1 1 3 1 1 2 1 1 2 1 1 2 1 1 2 27<br />
CPG196 LX9 1 1 2 1 1 3 1 1 2 1 1 2 1 1 2 1 1 2 25<br />
CPG196 LX16 1 2 4 1 1 3 1 1 2 1 1 2 1 1 2 1 1 2 28<br />
CSG225 LX4 0 5 1 1 2 4 1 2 3 1 2 3 1 2 3 1 2 3 37<br />
CSG225 LX9 0 1 2 1 2 4 1 2 3 1 2 3 1 2 3 1 2 3 34<br />
CSG225 LX16 1 2 4 1 2 4 1 2 3 1 2 3 1 2 3 1 2 3 38<br />
CSG324 LX9 1 1 2 1 3 5 1 2 3 1 2 4 1 2 3 1 2 4 39<br />
CSG324 LX16 1 2 4 1 3 6 1 2 4 1 2 4 1 3 4 1 2 4 46<br />
CSG324 LX25 1 3 7 1 3 6 1 2 4 1 2 4 1 3 4 1 2 4 50<br />
CSG324 LX25T 1 3 7 1 2 5 1 1 1 1 2 4 1 3 4 1 2 4 44<br />
CSG324 LX45 2 6 12 1 3 6 1 2 3 1 2 4 1 3 4 1 2 4 58<br />
CSG324 LX45T 2 6 12 1 2 5 1 1 1 1 2 4 1 3 4 1 2 4 53<br />
FT(G)256 LX9 1 1 2 1 2 5 1 2 3 1 2 4 1 2 3 1 2 4 38<br />
FT(G)256 LX16 1 2 4 1 2 5 1 2 3 1 2 4 1 2 3 1 2 4 41<br />
FT(G)256 LX25 1 3 7 1 2 5 1 2 3 1 2 4 1 2 3 1 2 4 45<br />
CSG484 LX45 2 6 12 1 4 8 1 2 3 1 4 8 1 2 4 1 4 7 71<br />
CSG484 LX45T 2 6 12 1 4 7 1 2 3 1 4 7 1 2 4 1 4 7 69<br />
CSG484 LX75 3 10 20 1 4 8 1 2 4 1 4 8 1 2 4 1 4 8 86<br />
CSG484 LX75T 3 10 20 1 4 7 1 2 3 1 4 7 1 2 4 1 4 7 82<br />
CSG484 LX100 4 13 27 1 4 9 1 2 4 1 4 8 1 3 5 1 4 8 100<br />
CSG484 LX100T 4 13 27 1 4 7 1 2 3 1 4 7 1 2 4 1 4 7 93<br />
CSG484 LX150 7 20 40 1 4 9 1 2 4 1 4 8 1 3 5 1 4 8 123<br />
CSG484 LX150T 7 20 40 1 4 7 1 2 3 1 4 7 1 2 4 1 4 7 116<br />
FG(G)484 LX25 1 3 7 1 3 7 1 2 4 1 3 4 1 3 6 1 3 4 55<br />
FG(G)484 LX25T 1 3 7 1 3 6 1 2 3 1 3 4 1 3 6 1 3 4 53<br />
FG(G)484 LX45 2 6 12 1 4 8 1 2 3 1 3 6 1 4 7 1 4 6 72<br />
FG(G)484 LX45T 2 6 12 1 4 7 1 2 3 1 3 6 1 3 6 1 3 6 68<br />
14 www.xilinx.com <strong>Spartan</strong>-6 <strong>FPGA</strong> <strong>PCB</strong> <strong>Design</strong> and Pin Planning<br />
<strong>UG393</strong> (v1.1) April 29, 2010
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