LM3S808 Datasheet, PDF (395/416 Pages) List of Unclassifed Manufacturers – Microcontroller

20 Package Information
Figure 20-1. 48-Pin LQFP Package
LM3S808 Microcontroller
aaa
bbb
ccc
Note: The following notes apply to the package drawing.
1. All dimensions are in mm. All dimensioning and tolerancing conform to ANSI Y14.5M-1982.
2. The top package body size may be smaller than the bottom package body size by as much as
0.20.
3. Datums A-B and -D- to be determined at datum plane -H-.
4. To be determined at seating plane -C-.
5. Dimensions D1 and E1 do not include mold protrusion. Allowable protrusion is 0.25 per side.
D1 and E1 are maximum plastic body size dimensions including mold mismatch.
6. Surface finish of the package is #24-27 Charmille (1.6-2.3μmR0) Pin 1 and ejector pin may be
less than 0.1μmR0.
October 01, 2007
395
Preliminary