{{tag>collection_az vendor_xilinx year_2006 type_logic type_logic/programmable type_logic/programmable/fpga foundry_ibm foundry_umc tech_90nm}}

See also: [[mcmaster:xilinx:xc3s50a]]

====== Package ======

No shot available right now :(

Known to be die rev A.

====== Die ======

Size is approximately 3200 x 2850 μm (9.12 mm<sup>2</sup>)

===== M8 with intact passivation =====

{{:azonenberg:xilinx:xc3s50a_bf_neo5x.jpg?600|}}

{{:azonenberg:xilinx:xc3s50a_07_bf_neo20x_annotated.jpg?600|}}

{{:azonenberg:xilinx:xc3s50a_08_bf_neo20x_annotated.jpg?600|}}

{{:azonenberg:xilinx:xc3s50a_09_bf_neo20x_annotated.jpg?600|}}

{{:azonenberg:xilinx:xc3s50a_10_bf_neo40x_annotated.jpg?600|}}

{{:azonenberg:xilinx:xc3s50a_11_bf_neo40x_annotated.jpg?600|}}

{{:azonenberg:xilinx:xc3s50a_12_bf_neo40x_annotated.jpg?600|}}

{{:azonenberg:xilinx:xc3s50a_13_bf_neo40x_annotated.jpg?600|}}

===== M8 with passivation removed =====

{{:azonenberg:xilinx:xc3s50a:xc3s50a_m8_bf_neo5x_3k.jpg?600|}}

===== M7 =====

{{:azonenberg:xilinx:xc3s50a:xc3s50a_m7_bf_neo5x_3k.jpg?600|}}

M6 and below could not be revealed cleanly with HF etching, need to CMP another die.

===== Active =====

{{:azonenberg:xilinx:xc3s50a:xc3s50a_active_bf_neo10x_3k.jpg?600|}}

Might be some poly too.

Left side of block RAM

{{:azonenberg:xilinx:xc3s50a:xc3s50a_active_30_bf_neo40x_annotated.jpg?600|}}

Gap between two groups of CLBs

{{:azonenberg:xilinx:xc3s50a:xc3s50a_active_31_bf_neo40x_annotated.jpg?600|}}