48TQFP Datasheet, PDF (1/1 Pages) SMSC Corporation – 48 PIN TQFP/TQN PACKAGE OUTLINE

48 PIN TQFP/TQN PACKAGE OUTLINE
5
3
E1
e
D1
3
E1/4
D1/4
b
E
2
4
D
TOP VIEW
3-D VIEW
SEE DETAIL "A"
A2
c₄
SIDE VIEW
A1
ccc C
C
A
SEATING PLANE
GAUGE PLANE
0.25
0°-7°
L
L1
DETAIL "A"
A
A1
A2
D/E
D1/E1
L
L1
b
c
e
ccc
Min
Nominal
Max
Note
Remark
-
-
1.60
-
Overall Package Height
0.05
-
0.15
-
Standoff
1.35
1.40
1.45
-
Package Body Thickness
8.80
9.00
9.20
-
X/Y Span
6.80
7.00
7.20
3
X/Y Body Size
0.45
0.60
0.75
-
Lead Foot Length
1.00 REF
-
Lead Length
0.17
0.22
0.27
2,4
Lead Width
0.09
-
0.20
4
Lead Thickness
0.50 BSC
-
Lead Pitch
-
-
0.08
-
Coplanarity
Notes:
1. All dimensions are in millimeters.
2. True position spread tolerance of each lead is ± 0.04 mm at maximum material condition. Dimension "b" does
not include dambar protrusion.
3. Dimensions "D1" and "E1" do not include mold protrusions. Maximum allowed protrusion is 0.25 mm per side.
"D1" and "E1" are maximum plastic body size dimensions including mold mismatch.
4. Dimensions "b" and "c" apply to the flat section of the lead between 0.10 mm and 0.25 mm from the lead tip.
5. Details of pin 1 identifier are optional, but must be located within the zone indicated.
6. Provided for reference only - contact your SMSC Regional Sales Office for latest information.
80 Arkay Drive
Hauppauge, NY 11788
[phone]
FAX [phone]
Rev. 8/23/05