User Manual

Table Of Contents
Jennic
© Jennic 2009 JN-DS-JN5148-001 1v2 79
Preliminary
Appendix A Mechanical and Ordering Information
A.1 56-pin QFN Package Drawing
Figure 47: 56-pin QFN Package Drawings
Controlling Dimension: mm
millimetres
Symbol
Min. Nom. Max.
A ------ ------ 0.9
A1 0.00 0.01 0.05
A2 ------ 0.65 0.7
A3 0.20 Ref.
b 0.2 0.25 0.3
D 8.00 bsc
D1 7.75 bsc
D2 6.20 6.40 6.60
E 8.00 bsc
E1 7.75 bsc
E2 6.20 6.40 6.60
L 0.30 0.40 0.50
e 0.50 bsc
υ1
0° ------ 12°
R 0.09 ------ ------
Tolerances of Form and Position
aaa 0.10
bbb 0.10
ccc 0.05