Справочник Пользователя для SMSC LAN9500i
Hi-Speed USB 2.0 to 10/100 Ethernet Controller
Datasheet
Revision 1.7 (10-02-08)
40
SMSC LAN9500/LAN9500i
DATASHEET
Chapter 5 Package Outline
Notes:
1.
All dimensions are in millimeters unless otherwise noted.
2.
Position tolerance of each terminal and exposed pad is +/- 0.05 mm at maximum material condition. Dimension
“b” applies to plated terminals and is measured between 0.15 and 0.30 mm from the terminal tip.
“b” applies to plated terminals and is measured between 0.15 and 0.30 mm from the terminal tip.
3.
The pin 1 identifier may vary, but is always located within the zone indicated.
Figure 5.1 LAN9500/LAN9500i 56-QFN Package
Table 5.1 LAN9500/LAN9500i 56-QFN Dimensions
MIN
NOMINAL
MAX
REMARKS
A
0.70
-
1.00
Overall Package Height
A1
0.00
0.02
0.05
Standoff
A2
-
-
0.90
Mold Cap Thickness
D/E
7.85
8.00
8.15
X/Y Body Size
D1/E1
7.55
-
7.95
X/Y Mold Cap Size
D2/E2
5.75
5.90
6.05
X/Y Exposed Pad Size
L
0.30
-
0.50
Terminal Length
b
0.18
0.25
0.30
Terminal Width
e
0.50 BSC
Terminal Pitch