Package Information Datasheet for Mature Altera Devices
91
256-Pin Plastic Ball-Grid Array (BGA), Option 2—Wire Bond
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All dimensions and tolerances conform to ASME Y14.5M - 1994.
Controlling dimension is in millimeters.
Pin A1 may be indicated by an ID dot, or a special feature, in its proximity on
package surface.
Package Information
Description
Specification
Ordering Code Reference
Package Acronym
Substrate Material
Solder Ball Composition
B
BGA
BT
Regular: 63Sn:37Pb (Typ.)
Pb-free: Sn:3Ag:0.5Cu (Typ.)
MS-034 Variation: BAL-2
0.008 inches (0.20 mm)
2.2 g (Typ.)
JEDEC Outline Reference
Lead Coplanarity
Weight
Moisture Sensitivity Level
Printed on moisture barrier bag
Package Outline Dimension Table
Symbol
Millimeters
Min.
Nom.
—
Max.
2.60
—
A
A1
A2
A3
D
—
0.35
—
—
—
2.20
1.80
—
—
27.00 BSC
27.00 BSC
0.75
E
b
0.60
0.90
e
1.27 BSC
© December 2011 Altera Corporation
Package Information Datasheet for Mature Altera Devices