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BGA Pad Count Matrix


This matrix is provided courtesy of Emulation Technology.

Ball Pitch Code Table (mm)
1 = 1.50 3 = 1.00 5 = 0.50 7= 2.50 9= 0.65
2 = 1.27 4 = 0.75 6 = 0.80 8= 2.54  












Grid
Size
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
8 x 8 28 48 60 64                                    
9 x 9 32 56 72 80 81
10 x 10 36 64 84 96 100
11 x 11 40 72 96 112 120 121
12 x 12 44 80 108 128 140 144
13 x 13 48 88 120 144 160 168 169
14 x 14 52 96 132 160 180 192 196
15 x 15 56 104 144 176 200 216 224 225
16 x 16 60 112 156 192 220 240 252 256
17 x 17 64 120 168 208 240 264 280 288 289
18 x 18 68 128 180 224 260 288 308 320 324
19 x 19 72 136 192 240 280 312 336 352 360 361
20 x 20 76 144 204 256 300 336 364 384 396 400
21 x 21 80 152 216 272 320 373 392 416 432 440 441
22 x 22 84 160 228 288 340 384 420 448 468 480 484
23 x 23 88 168 240 304 360 408 448 480 504 520 528 529
24 x 24 92 176 252 320 380 432 476 512 540 560 572 576
25 x 25 96 184 264 336 400 456 504 544 576 600 616 624 625
26 x 26 100 192 276 352 420 480 532 576 612 640 660 672 676
27 x 27 104 200 288 368 440 504 560 608 648 680 704 720 728 729
28 x 28 108 208 300 384 460 528 588 640 684 720 748 768 780 784
29 x 29 112 216 312 400 480 552 616 672 720 760 792 816 832 840 841
30 x 30 116 224 324 416 500 576 644 704 756 800 836 864 884 896 900
31 x 31 120 232 336 432 520 600 672 736 792 840 880 912 936 952 960 961
32 x 32 124 240 348 448 540 624 700 768 828 880 924 960 988 1008 1020 1024
33 x 33 128 248 360 464 560 648 728 800 864 920 968 1008 1040 1064 1080 1088 1089
34 x 34 132 256 372 480 580 672 756 832 900 960 1012 1056 1092 1120 1140 1152 1156
35 x 35 136 264 384 496 600 696 784 864 936 1000 1056 1104 1144 1176 1200 1216 1224 1225
36 x 36 140 272 396 512 620 720 812 896 972 1040 1100 1152 1196 1232 1260 1280 1292 1296
37 x 37 144 280 408 528 640 744 840 928 1008 1080 1144 1200 1248 1288 1320 1344 1360 1368 1369
38 x 38 148 288 420 544 660 768 868 960 1044 1120 1188 1248 1300 1344 1380 1408 1428 1440 1444
39 x 39 152 296 432 560 680 792 896 992 1080 1160 1232 1296 1352 1400 1440 1472 1496 1512 1520 1521
40 x 40 156 304 444 576 700 816 924 1024 1116 1200 1276 1344 1404 1456 1500 1536 1564 1584 1596 1600
41 x 41 160 312 456 592 720 840 952 1056 1152 1240 1320 1392 1456 1512 1560 1600 1632 1656 1672 1680 1681
42 x 42 164 320 468 608 740 864 980 1088 1188 1280 1364 1440 1508 1568 1620 1664 1700 1728 1748 1760 1764
43 x 43 168 328 480 624 760 888 1008 1120 1224 1320 1408 1488 1560 1624 1680 1728 1768 1800 1824 1840 1848 1849
44 x 44 172 336 492 640 780 912 1036 1152 1260 1360 1452 1536 1612 1680 1740 1792 1836 1872 1900 1920 1932 1936
45 x 45 176 344 504 656 800 936 1064 1184 1296 1400 1496 1584 1664 1736 1800 1856 1904 1944 1976 2000 2016 2024 2025


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