PoOnHand will send your inquiry to all specialized distributors.
FPGA Spartan-3 Family 1M Gates 17280 Cells 630MHz 90nm Technology 1.2V 456-Pin F-BGA
This part may be known by these alternate part numbers:
Descriptions of Xilinx XC3S1000-4FG456C provided by its distributors.
Field Programmable Gate Array, 1920 CLBs, 1000000 Gates, 630MHz, 17280-Cell, CMOS, PBGA456
ComSIT Distribution GmbH