<https://www.icyab.com/product/xc3s400-4tqg144c/#product>
<http://schema.org/description>
"XC3S400-4TQG144C\r\nXC3S400-4TQG144C:FPGA Spartan-3 Family 400K Gates 8064 Cells 630MHz 90nm Technology 1.2V 144-Pin TQFP"
<https://www.icyab.com/product/xc3s400-4tqg144c/>