Ball arrangement for integrated circuit package devices
View Patent ↗An integrated circuit package includes a ball arrangement that includes transmitter contact pairs arranged in a first portion of a ball grid array disposed in the integrated circuit package. Each of the transmitter contact pairs include transmitter differential signal contacts. Pairs of the transmitter contact pairs located adjacent to one another are in a staggered arrangement. The ball arrangement also includes receiver contact pairs arranged in a second portion of the ball grid array. Each of the receiver contact pairs include receiver differential signal contacts. Pairs of the receiver contact pairs located adjacent to one another are in a staggered arrangement. The ball arrangement also includes voltage supply contacts arranged at least between every two pairs of the transmitter contact pairs and the receiver contact pairs.
1. An integrated circuit package, comprising:
a ball arrangement comprising:
a plurality of contact pairs arranged in a ball grid array disposed in the integrated circuit package, each of the plurality of contact pairs comprising differential signal contacts, wherein at least two pairs of the plurality of contact pairs are located adjacent to one another in a staggered arrangement; and
a plurality of rows of voltage supply contacts, wherein the at least two pairs are located between at least two rows of the plurality of rows of voltage supply contacts.
2. The integrated circuit package of claim 1 , wherein the staggered arrangement of the at least two pairs comprises:
a first differential contact pair arranged on a first row across a first column and a second column of the ball arrangement,
a second differential contact pair arranged on a second row across the second column and a third column of the ball arrangement, and
the first row and the second row are adjacent rows of the ball arrangement.
3. The integrated circuit package of claim 2 , wherein:
each of the at least two pairs is a transmitter contact pair, or
each of the at least two pairs is a receiver contact pair.
4. The integrated circuit package of claim 1 , wherein each voltage supply contact of the plurality of rows of voltage supply contacts includes a ground contact.
5. The integrated circuit package of claim 1 , wherein the plurality of contact pairs comprises a plurality of transmitter contact pairs and a plurality of receiver contact pairs.
6. The integrated circuit package of claim 5 , further comprising a plurality of power contacts, wherein each power contact is one of a first type of power contact associated with the plurality of transmitter contact pairs or a second type of power contact associated with the plurality of receiver contact pairs.
7. The integrated circuit package of claim 1 , wherein:
the ball arrangement comprises a three-column wide arrangement of contacts for four lanes of data, and
the ball grid array comprises one or more of the three-column wide arrangement of contacts.
8. The integrated circuit package of claim 1 , wherein a first pair of the at least two pairs and a second pair of the at least two pairs are on adjacent rows of the ball grid array.
9. An integrated circuit package, comprising:
a pattern of electrical contacts comprising:
a first row comprising a first differential signal contact pair;
a second row comprising a second differential signal contact pair; and
a third row comprising at least one voltage supply contact,
wherein:
the first row is adjacent to at least one of the second row or the third row,
the second row is adjacent to the third row, and
the at least one voltage supply contact is arranged on a same column as one signal contact of the first differential signal contact pair and one signal contact of the second differential signal contact pair.
10. The integrated circuit package of claim 9 , wherein the first differential signal contact pair and the second differential signal contact pair are in a staggered arrangement.
11. The integrated circuit package of claim 9 , wherein:
the first row further comprises a first voltage supply contact, and
the second row further comprises a second voltage supply contact.
12. The integrated circuit package of claim 11 , wherein the first voltage supply contact is arranged on a same column as one signal contact of the second differential signal contact pair.
13. The integrated circuit package of claim 11 , wherein:
the at least one voltage supply contact comprises at least three voltage supply contacts,
a first voltage supply contact of the at least three voltage supply contacts is arranged on a same column as one signal contact of the first differential signal contact pair,
a second voltage supply contact of the at least three voltage supply contacts is arranged on a same column as another signal contact of the first differential signal contact pair, and
a third voltage supply contact of the at least three voltage supply contacts is arranged on a same column as the first voltage supply contact of the first row.
14. The integrated circuit package of claim 9 , wherein each of the first differential signal contact pair or the second differential signal contact pair is a receiver contact pair or a transmitter contact pair.
15. The integrated circuit package of claim 9 , wherein:
the pattern of electrical contacts further comprises a fourth row consisting of voltage supply contacts,
the first row is adjacent to the second row, and
the first row is adjacent to the fourth row.
16. The integrated circuit package of claim 9 , wherein:
the pattern of electrical contacts comprises a first column, a second column, and a third column;
the first differential signal contact pair is arranged across the first column and the second column; and
the second differential signal contact pair is arranged across the second column and the third column.
17. An integrated circuit package, comprising:
a pattern of electrical contacts comprising:
a first column comprising a first signal contact, a first voltage supply contact, and a second voltage supply contact;
a second column comprising a second signal contact, a third signal contact, and a third voltage supply contact; and
a third column comprising a fourth signal contact, a fourth voltage supply contact, and a fifth voltage supply contact,
wherein:
each of the first, second, third, and fourth signal contacts is one of a transmitter contact or a receiver contact,
the second, third, and fifth voltage supply contacts are arranged in a same row, and
the first signal contact and fourth voltage supply contact are in a same row.
18. The integrated circuit package of claim 17 , wherein:
the first column is adjacent to the second column,
the second column is adjacent to the third column, and
the first signal contact, the second signal contact, and the fourth voltage supply contact are in a same row.
19. The integrated circuit package of claim 18 , wherein the first signal contact and the second signal contact form a first differential signal contact pair.
20. The integrated circuit package of claim 18 , wherein the third signal contact, the fourth signal contact, and the first voltage supply contact are arranged in a same row.