KSZ8081RNACA-TR Datasheet, PDF (50/51 Pages) Micrel Semiconductor – 10Base-T/100Base-TX PHY with RMII Support

Micrel, Inc.
Recommended Land Pattern
KSZ8081RNA/KSZ8081RND
Figure 21. Recommended Land Pattern, 24-Pin (4mm × 4mm) QFN
Red circles indicate thermal vias. They should be 0.350mm in diameter and be connected to the GND plane for maximum
thermal performance.
Green rectangles (with shaded area) indicate solder stencil openings on the exposed pad area. They should be 1.00 x
1.00mm in size, 1.20mm pitch.
February 6, 2014
50
Revision 1.1