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Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i 457 Revision 1.4 (08-19-08)
DATASHEET
Notes:
1. All dimensions are in millimeters unless otherwise noted.
2. Dimensions b & c apply to the flat section of the lead foot between 0.10 and 0.25mm from the lead tip. The
base metal is exposed at the lead tip.
3. Dimensions D1 and E1 do not include mold protrusions. Maximum allowed protrusion is 0.25mm per side. D1
and E1 are maximum plastic body size dimensions including mold mismatch.
4. The pin 1 identifier may vary, but is always located within the zone indicated
.
Figure 16.2 LAN9311 128-VTQFP Recommended PCB Land Pattern