EP2C20F256C8N Datasheet, PDF (455/470 Pages) Altera Corporation – Cyclone II Device Handbook, Volume 1

Package Information for Cyclone II Devices
208-Pin Plastic Quad Flat Pack (PQFP) – Wirebond
■ All dimensions and tolerances conform to ASME Y14.5M - 1994.
■ Controlling dimension is in millimeters.
■ Pin 1 may be indicated by an ID dot in its proximity on package
surface.
Tables 15–7 and 15–8 show the package information and package outline
figure references, respectively, for the 208-pin PQFP package.
Table 15–7. 208-Pin PQFP Package Information
Description
Ordering code reference
Package acronym
Lead material
Lead finish (plating)
JEDEC Outline Reference
Maximum lead coplanarity
Weight
Moisture sensitivity level
Specification
Q
PQFP
Copper
Regular: 85Sn:15Pb (Typ.)
Pb-free: Matte Sn
MS-029 Variation: FA-1
0.003 inches (0.08 mm)
5.7 g
Printed on moisture barrier bag
Table 15–8. 208-Pin PQFP Package Outline Dimensions (Part 1 of 2)
Symbol
A
A1
A2
D
D1
E
E1
L
L1
S
b
c
Min.
–
0.25
3.20
0.50
0.20
0.17
0.09
Millimeter
Nom.
–
–
3.40
30.60 BSC
28.00 BSC
30.60 BSC
28.00 BSC
0.60
1.30 REF
–
–
–
Max.
4.10
0.50
3.60
0.75
–
0.27
0.20
Altera Corporation
February 2007
15–7
Cyclone II Device Handbook, Volume 1