TEST AND MEASUREMENT PRODUCTS
Package Information
64-Pin TQFP
10 mm x 10 mm x 1.4 mm
D
PIN Descriptions
D1
N
˚12 TYP.
EXPOSED HEATSINK
1
3.56 ± .50 DIA.
A2
A1
–A–
–B– E1
E
˚12 TYP.
Edge629
A
–D–
Top View
.20 RAD. TYP.
20 RAD. TYP.
A
.25
6˚±4˚
.17 MAX
θ
L
STANDOFF
A1
b
ddd M C A–B S D S
SEATING PLANE
–C–
LEAD COMPLANARITY
ccc C
Notes:
1. All dimensions in millimeters.
2. Dimensions shown are nominal with tolerances as
indicated.
3. L/F: EFTEC 64T copper or equivalent,
0.127mm (.005”) or 0.15mm (.006”) thick.
4. Foot length “L” is measured at gage plane, at 0.25
above the seating plane.
2005 Semtech Corp. Rev. 3, 8/1/05
11
Dims.
A
A1
A2
D
D1
E
E1
L
e
b
θ
ddd
ccc
Package Thickness
Footprint
Tolerance
MAX.
±.05
±.20
±.10
±.20
±.10
+.15 / –.10
BASIC
±.05
MAX.
MAX.
Value
1.60
.05 min. / .15 max
1.40
12.00
10.00
12.00
10.00
.60
.50
.22
0˚ - 7˚
.08
.08
1.40
Body + 2 mm
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