name: Lattice-BG381
description: Lattice 381-ball 0.8mm pitch caBGA package
rows: 20
cols: 20
chip_shape: [17, 17]
pin_pitch: 0.8
pad_shape: 0.35
mask_shape: 0.45
pin_shape: 0.40
skip_pins: [A1, A20, R6-15, Y1, Y4, Y9-10, Y13, Y18, Y20]