Here is a great PDF from Xilinx that I use to help understand Xilinx Part numbering and Marking Information.
Xilinx.pdf (106.2 KB)
The full document is available from Xilinx Here.
Applicable Part Numbers
XC2C32A-6QFG32C XC9536XL-10VQG44C XC2C32A-6VQG44C XC2C32A-6QFG32I XC2C32A-6VQG44I XC2C32A-6CPG56C XC9536XL-10VQG44I XC9536XL-5VQG44C XCR3032XL-10VQG44C XC9572XL-10VQG44C XC2C64A-7VQG44C XC2C64A-7QFG48C XC9572XL-10VQG64C XC2C64A-7CPG56C XC2C64A-7VQG44I XC9572XL-10VQG44I XC2C64A-7QFG48I XC9572XL-10TQG100C XC2C64A-7VQG100C XCR3064XL-10VQG44C XC2C64A-7CPG56I XC9572XL-7VQG44C XC2C64A-5VQG44C XC2C64A-5QFG48C XC9572XL-10VQG64I XC2C64A-7VQG100I XC9572XL-10TQG100I XCR3064XL-10VQG44I XC9572XL-7VQG64C XC9572XL-7TQG100C XC9572XL-5VQG64C XC95144XL-10TQG100C XC2C128-7VQG100C XC2C128-7TQG144C XC95144XL-10TQG100I XC95144XL-10TQ100I XC2C128-7CPG132C XC95144XL-10TQG144C XCR3128XL-10VQG100C XCR3128XL-10VQ100C XC2C128-6VQG100C XC95144XL-7TQG100C XC95144XL-10TQG144I XC95144XL-7TQG100I XC2C256-7VQG100C XC95144XL-5TQG100C XCR3256XL-12TQG144C XC2C256-7TQG144C XC2C256-7PQG208C XC95288XL-10TQG144C XC2C256-7VQG100I XC95288XL-10PQG208C XC2C256-7FTG256C XC2C256-7TQG144I XCR3256XL-12TQG144I XC95144XL-5TQG144C XC2C256-7CPG132C XCR3256XL-10TQG144C XC95288XL-10TQG144I XC95288XL-10TQ144I XC95288XL-7TQG144C XC2C384-10TQG144C XC2C384-10TQG144I XC95288XL-6TQG144C XC2C512-10PQG208C XC2C512-7FTG256C XC9536XL-7VQG44C XC9536XL-10VQG64C XCR3128XL-10VQG100I XC95144XL-7TQG144C XCR3064XL-10CSG48C XCR3128XL-10TQG144C XCR3256XL-10TQG144I XC2C512-10FGG324C XC2C384-10PQG208C XCR3128XL-10TQG144I XCR3064XL-10VQG100C XC2C128-7VQG100I XC9536XL-10VQ44C XC2C32A-6VQ44C XC9536XL-7VQ44C XC9536XL-10VQ64C XC2C32A-6VQ44I XC9536XL-7VQ64C XC9536XL-7VQG64C XC9536XL-10CS48C XC9536XL-10VQ44I XC2C32A-4QFG32C XC9536XL-10CSG48C XC2C32A-6CP56C XC9536XL-5VQ44C XC9536XL-7VQG44I XC9536XL-7VQ44I XC9536XL-7CS48C XC9536XL-7CSG48C XC9536XL-10VQ64I XC9536XL-10VQG64I XC2C32A-4VQG44C XC2C32A-4VQ44C XC2C32A-6CPG56I XC2C32A-6CP56I XCR3032XL-10VQ44C XC9536XL-5VQ64C XC9536XL-7VQ64I XC9536XL-5VQG64C XC9536XL-7VQG64I XC9536XL-10CS48I XC9536XL-10CSG48I XA2C32A-6VQG44I XC9536XL-5CS48C XC9536XL-5CSG48C XC9536XL-7CSG48I XC9536XL-7CS48I XC2C32A-4CPG56C XC2C32A-4CP56C XCR3032XL-10VQ44I XCR3032XL-7VQ44C XA9536XL-15VQG44I XCR3032XL-10VQG44I XCR3032XL-7VQG44C XCR3032XL-10CSG48C XCR3032XL-10CS48C XA2C32A-7VQG44Q XC9572XL-10VQ44C XC2C64A-7VQ44C XA9536XL-15VQG44Q XCR3032XL-7VQ44I XCR3032XL-7VQG44I XCR3032XL-10CS48I XCR3032XL-7CS48C XC2C64A-7CP56C XCR3032XL-10CSG48I XCR3032XL-7CSG48C XC9572XL-10CS48C XC9572XL-10VQ64C XC9572XL-10CSG48C XA9572XL-15VQG44I XC2C64A-7VQ44I XC9572XL-10VQ44I XA2C64A-7VQG44I XC2C64A-7VQ100C XC9572XL-10TQ100C XCR3064XL-10VQ44C XCR3032XL-5VQ44C XCR3032XL-7CS48I XA2C64A-8VQG44Q XA9572XL-15VQG64I XCR3032XL-5VQG44C XCR3032XL-7CSG48I XA9572XL-15VQG44Q XC2C64A-7CP56I XC9572XL-7VQ44C XC2C64A-5VQ44C XC9572XL-10CS48I XC9572XL-10VQ64I XC9572XL-10CSG48I XCR3064XL-10CS48C XA9572XL-15TQG100I XC2C64A-7VQ100I XA2C64A-7VQG100I XC9572XL-10TQ100I XA9572XL-15VQG64Q XCR3064XL-10VQ44I XC2C64A-5CPG56C XC2C64A-5CP56C XC9572XL-7CS48C XC9572XL-7VQ64C XC9572XL-7CSG48C XCR3064XL-10VQ100C XA2C64A-8VQG100Q XCR3032XL-5CSG48C XCR3032XL-5CS48C XA9572XL-15TQG100Q XC9572XL-7VQG44I XC9572XL-7VQ44I XC9572XL-7TQ100C XC2C64A-5VQG100C XC2C64A-5VQ100C XC9572XL-5VQ44C XC9572XL-5VQG44C XCR3064XL-10CS48I XCR3064XL-10CSG48I XCR3064XL-10CP56C XCR3064XL-7VQ44C XCR3064XL-10CPG56C XCR3064XL-7VQG44C XC9572XL-7VQ64I XC9572XL-7CSG48I XC9572XL-7VQG64I XC9572XL-7CS48I XCR3064XL-10VQ100I XCR3064XL-10VQG100I XC9572XL-5VQ64C XC9572XL-5CSG48C XC9572XL-5CS48C XC9572XL-7TQ100I XC9572XL-7TQG100I XCR3064XL-7CS48C XCR3064XL-7CSG48C XC95144XL-10TQ100C XC9572XL-5TQ100C XC9572XL-5TQG100C XC2C128-7VQ100C XCR3064XL-10CP56I XCR3064XL-10CPG56I XCR3064XL-7VQ44I XCR3064XL-7VQG44I XCR3064XL-7VQ100C XCR3064XL-7VQG100C XCR3064XL-6VQ44C XCR3064XL-6VQG44C XCR3064XL-7CS48I XCR3064XL-7CSG48I XC2C128-7TQ144C XC2C128-7VQ100I XC95144XL-10TQ144C XCR3064XL-7CP56C XCR3064XL-7CPG56C XCR3064XL-6CS48C XCR3064XL-6CSG48C XC95144XL-10CSG144C XC2C128-7CP132C XC95144XL-10CS144C XA2C128-7VQG100I XA95144XL-15CSG144I XCR3064XL-7VQ100I XCR3064XL-7VQG100I XC95144XL-7TQ100C XCR3064XL-6VQ100C XCR3064XL-6VQG100C XC2C128-7TQG144I XC2C128-7TQ144I XCR3128XL-10TQ144C XA2C128-8VQG100Q XC95144XL-10TQ144I XC2C128-6VQ100C XC2C128-7CPG132I XC2C128-7CP132I XCR3064XL-7CP56I XCR3064XL-7CPG56I XCR3128XL-10CSG144C XCR3128XL-10CS144C XC95144XL-10CSG144I XC95144XL-10CS144I XCR3064XL-6CP56C XCR3064XL-6CPG56C XCR3128XL-10VQ100I XA2C128-7CPG132I XC95144XL-7TQ100I XC95144XL-7TQ144C XC2C128-6TQG144C XC2C128-6TQ144C XCR3128XL-10TQ144I XC95144XL-7CS144C XC2C128-6CPG132C XC95144XL-7CSG144C XC2C128-6CP132C XCR3128XL-10CSG144I XCR3128XL-10CS144I XA2C128-8CPG132Q XCR3128XL-7VQ100C XCR3128XL-7VQG100C XC95144XL-5TQ100C XC2C256-7VQ100C XCR3128XL-7TQ144C XCR3128XL-7TQG144C XC95144XL-7TQG144I XC95144XL-7TQ144I XCR3256XL-12TQ144C XCR3128XL-7CS144C XCR3128XL-7CSG144C XC2C256-7TQ144C XC95144XL-7CSG144I XC95288XL-10TQ144C XC95144XL-7CS144I XCR3256XL-12PQG208C XCR3256XL-12PQ208C XC2C256-7PQ208C XCR3128XL-7VQG100I XCR3128XL-7VQ100I XC2C256-7VQ100I XA2C256-7VQG100I XCR3256XL-12CSG280C XCR3256XL-12FTG256C XCR3256XL-12CS280C XCR3256XL-12FT256C XC95288XL-10BGG256C XC95288XL-10FGG256C XC95288XL-10FG256C XC95288XL-10BG256C XC2C256-7FT256C XC95144XL-5TQ144C XCR3128XL-6VQG100C XCR3128XL-6VQ100C XCR3128XL-7TQG144I XCR3128XL-7TQ144I XC2C256-7TQ144I XC95144XL-5CSG144C XC95144XL-5CS144C XA2C256-7TQG144I XA2C256-8VQG100Q XCR3256XL-12TQ144I XCR3128XL-7CSG144I XCR3128XL-7CS144I XC2C256-7PQG208I XC95288XL-10CSG280C XC2C256-7CP132C XC2C256-7PQ208I XC95288XL-10CS280C XCR3128XL-6TQG144C XCR3128XL-6TQ144C XCR3256XL-12PQG208I XCR3256XL-12PQ208I XC2C256-6VQG100C XC2C256-6VQ100C XCR3256XL-10TQ144C XC95288XL-10PQG208I XC95288XL-10PQ208I XCR3256XL-10PQG208C XCR3256XL-10PQ208C XCR3128XL-6CSG144C XCR3128XL-6CS144C XC95288XL-7TQ144C XA2C256-8TQG144Q XC2C256-7FTG256I XC2C256-7FT256I XC95288XL-7PQ208C XC95288XL-7PQG208C XCR3256XL-12FTG256I XCR3256XL-12FT256I XCR3256XL-12CSG280I XCR3256XL-12CS280I XC2C256-6TQG144C XC2C256-6TQ144C XC95288XL-10BGG256I XC95288XL-10FGG256I XC95288XL-10BG256I XC95288XL-10FG256I XC2C256-6PQG208C XC2C256-6PQ208C XCR3256XL-10FTG256C XCR3256XL-10FT256C XCR3256XL-10CSG280C XCR3256XL-10CS280C XC2C256-7CPG132I XC2C256-7CP132I XC95288XL-7FG256C XC95288XL-7FGG256C XC95288XL-7BG256C XC95288XL-7BGG256C XC95288XL-10CSG280I XC95288XL-10CS280I XC2C256-6FTG256C XC2C256-6FT256C XCR3256XL-10TQ144I XCR3256XL-10PQG208I XCR3256XL-10PQ208I XC95288XL-7CSG280C XC95288XL-7CS280C XC95288XL-7TQG144I XC95288XL-7TQ144I XC95288XL-7PQG208I XC95288XL-7PQ208I XC2C256-6CPG132C XC2C256-6CP132C XC2C384-10TQ144C XCR3256XL-10FTG256I XCR3256XL-10FT256I XCR3256XL-10CSG280I XCR3256XL-10CS280I XC95288XL-7BGG256I XC95288XL-7BG256I XC95288XL-7FGG256I XC95288XL-7FG256I XCR3256XL-7TQ144C XCR3256XL-7TQG144C XC95288XL-6TQ144C XCR3256XL-7PQ208C XCR3256XL-7PQG208C XC95288XL-7CSG280I XC95288XL-7CS280I XC95288XL-6PQG208C XC95288XL-6PQ208C XC2C384-10TQ144I XA2C384-10TQG144I XCR3256XL-7CS280C XCR3256XL-7CSG280C XCR3256XL-7FTG256C XCR3256XL-7FT256C XC95288XL-6FGG256C XC95288XL-6FG256C XC95288XL-6BGG256C XC95288XL-6BG256C XA2C384-11TQG144Q XC2C384-10PQ208C XC2C384-7TQG144C XC2C384-7TQ144C XC95288XL-6CSG280C XC95288XL-6CS280C XC2C384-10FTG256C XC2C384-10FT256C XC2C384-10FGG324C XC2C384-10FG324C XC2C384-10PQG208I XC2C384-10PQ208I XC2C384-10FTG256I XC2C384-10FT256I XC2C512-10PQ208C XC2C384-7PQG208C XC2C384-7PQ208C XC2C384-10FGG324I XC2C384-10FG324I XC2C512-10FTG256C XC2C512-10FT256C XCR3384XL-12TQG144C XCR3384XL-12TQ144C XCR3384XL-12PQ208C XCR3384XL-12PQG208C XC2C384-7FTG256C XC2C384-7FT256C XCR3384XL-12FT256C XCR3384XL-12FTG256C XC2C512-10FG324C XC2C512-10PQG208I XC2C512-10PQ208I XC2C384-7FGG324C XC2C384-7FG324C XCR3384XL-10PQ208C XCR3384XL-10PQG208C XCR3384XL-10TQG144C XCR3384XL-10TQ144C XCR3512XL-12PQG208C XCR3512XL-12PQ208C XC2C512-10FTG256I XC2C512-10FT256I XCR3384XL-12FG324C XCR3384XL-12TQG144I XCR3384XL-12TQ144I XCR3384XL-12PQ208I XCR3384XL-12PQG208I XCR3384XL-10FT256C XCR3384XL-10FTG256C XCR3512XL-12FTG256C XCR3512XL-12FT256C XC2C512-7PQG208C XC2C512-7PQ208C XC2C512-10FGG324I XC2C512-10FG324I XCR3384XL-12FT256I XCR3384XL-12FTG256I XCR3512XL-10PQG208C XCR3512XL-10PQ208C XC2C512-7FT256C XCR3384XL-10FG324C XCR3512XL-12FGG324C XCR3512XL-12FG324C XCR3384XL-10PQ208I XCR3384XL-7PQ208C XCR3384XL-10PQG208I XCR3384XL-7PQG208C XCR3384XL-10TQG144I XCR3384XL-7TQG144C XCR3384XL-10TQ144I XCR3384XL-7TQ144C XCR3512XL-12PQG208I XCR3512XL-12PQ208I XCR3512XL-10FTG256C XCR3512XL-10FT256C XCR3384XL-12FG324I XC2C512-7FGG324C XC2C512-7FG324C XCR3384XL-10FT256I XCR3384XL-7FT256C XCR3384XL-10FTG256I XCR3384XL-7FTG256C XCR3512XL-12FTG256I XCR3512XL-12FT256I XCR3512XL-10FGG324C XCR3512XL-10FG324C XC2C512-7FTG256I XC2C512-7FT256I XCR3512XL-10PQG208I XCR3512XL-7PQG208C XCR3512XL-10PQ208I XCR3512XL-7PQ208C XCR3512XL-12FGG324I XCR3512XL-12FG324I XCR3384XL-10FG324I XCR3384XL-7FG324C XCR3512XL-10FTG256I XCR3512XL-7FTG256C XCR3512XL-10FT256I XCR3512XL-7FT256C XCR3512XL-10FGG324I XCR3512XL-7FGG324C XCR3512XL-10FG324I XCR3512XL-7FG324C XC9536-15PC44C XC9536-15VQ44C XC9536-7PC44C XC9572-15PC44C XC9572-7PQ100C XC9572-10PQ100C XC95108-15PC84C XC95108-7PC84C XC95108-15TQ100C XC95108-10PQ100C XC95108-7PQ100C XC9572-15PC44I XC95108-15TQ100I XC9536-15PC44I XC95288-15HQ208C XC95108-10PC84C XC95108-10PC84I XC95108-10PQ100I XC95108-10PQ160C XC95108-10PQ160I XC95108-10TQ100C XC95108-10TQ100I XC95108-15PC84I XC95108-15PQ100C XC95108-15PQ100I XC95108-15PQ160C XC95108-15PQ160I XC95108-20PC84C XC95108-20PC84I XC95108-20PQ100C XC95108-20PQ100I XC95108-20PQ160C XC95108-20PQ160I XC95108-20TQ100C XC95108-20TQ100I XC95108-7PC84I XC95108-7PQ100I XC95108-7PQ160C XC95108-7PQ160I XC95108-7TQ100C XC95108-7TQ100I XC95144-10PQ100C XC95144-10PQ100I XC95144-10PQ160C XC95144-10PQ160I XC95144-10TQ100C XC95144-10TQ100I XC95144-15PQ100C XC95144-15PQ100I XC95144-15PQ160C XC95144-15PQ160I XC95144-15TQ100C XC95144-15TQ100I XC95144-7PQ100C XC95144-7PQ160C XC95144-7TQ100C XC95216-10BG352C XC95216-10BG352I XC95216-10HQ208C XC95216-10HQ208I XC95216-10PQ160C XC95216-10PQ160I XC95216-15BG352C XC95216-15BG352I XC95216-15HQ208C XC95216-15HQ208I XC95216-15PQ160C XC95216-15PQ160I XC95216-20BG352C XC95216-20BG352I XC95216-20HQ208C XC95216-20HQ208I XC95216-20PQ160C XC95216-20PQ160I XC95288-10BG352C XC95288-10HQ208C XC95288-15BG352C XC95288-15BG352I XC95288-15HQ208I XC95288-20BG352C XC95288-20BG352I XC95288-20HQ208C XC95288-20HQ208I XC95288XV-10CS280C XC95288XV-10FG256C XC95288XV-10PQ208C XC95288XV-10TQ144C XC95288XV-7CS280C XC95288XV-7FG256C XC95288XV-7PQ208C XC95288XV-7TQ144C XC9536-10CS48C XC9536-10PC44C XC9536-10PC44I XC9536-10VQ44C XC9536-10VQ44I XC9536-15VQ44I XC9536-5CS48C XC9536-5PC44C XC9536-5VQ44C XC9536-6PC44C XC9536-6VQ44C XC9536-7CS48C XC9536-7PC44I XC9536-7VQ44I XC9536XL-10PC44C XC9536XL-10PC44I XC9536XL-5PC44C XC9536XL-7PC44C XC9536XV-5CS48C XC9536XV-5PC44C XC9536XV-5VQ44C XC9536XV-7CS48C XC9536XV-7PC44C XC9536XV-7VQ44C XC9572-10PC44C XC9572-10PC44I XC9572-10PC84C XC9572-10PC84I XC9572-10PQ100I XC9572-10TQ100C XC9572-10TQ100I XC9572-15PC84I XC9572-15PQ100C XC9572-15PQ100I XC9572-15TQ100C XC9572-15TQ100I XC9572-7PC44C XC9572-7PC84C XC9572-7TQ100C XC9572XL-10PC44C XC9572XL-10PC44I XC9572XL-5PC44C XC9572XL-7PC44C XC9572XV-5CS48C XC9572XV-5PC44C XC9572XV-5TQ100C XC9572XV-5VQ44C XC9572XV-7CS48C XC9572XV-7PC44C XC9572XV-7TQ100C XC9572XV-7VQ44C XCR3032XL-10PC44I XCR3032XL-5PC44C XCR3032XL-7PC44C XCR3032XL-7PC44I XCR3064XL-10PC44C XCR3064XL-10PC44I XCR3064XL-6PC44C XCR3064XL-7PC44C XCR3064XL-7PC44I XC95108-10TQG100C XC95108-15TQG100C XC95108-20TQG100C XC95108-7TQG100C XC95144-10PQG100C XC95144-15PQG100C XC95144-15TQG100C XC95216-10PQG160C XC95216-15PQG160C XC95216-20PQG160C XC9536-10PCG44C XC9536-10VQG44C XC9536-15PCG44C XC9536-15VQG44C XC9572-10PCG44C XC9572-10PCG84C XC9572-10PQG100C XC9572-10TQG100C XC9572-15PCG44C XC9572-15PCG84C XC9572-15PQG100C XC9572-15TQG100C XC9572-7PQG100C XC9572XL-7PCG44C XC95108-15PCG84C XC95108-10PQG100C XC9572XL-10PCG44C XC9536XL-10PCG44C XC9536XL-5PCG44C XC9536-5VQG44C XC9536XL-10PCG44I XC9536XL-7PCG44C XC9536XL-7PCG44I XC9572-15TQG100I XC9572XL-10PCG44I XC9572XL-10TQG100Q XC9572XL-5PCG44C XC9572XL-7PCG44I