Datasheet

ADSP-21060/ADSP-21060L/ADSP-21062/ADSP-21062L/ADSP-21060C/ADSP-21060LC
Rev. F | Page 57 of 64 | March 2008
Figure 42. 240-Lead Ceramic Quad Flat Package, Heat Slug Up [CQFP]
(QS-240-2A)
Dimensions shown in millimeters
32.00 BSC SQ
1
60
61 120
121
180
240
181
36.60
36.13 SQ
35.65
28.05
27.80 SQ
27.55
0.50 BSC
3.70
3.22
2.75
0.90
0.75
0.60
0.23
0.20
0.17
7°
-3°
180
181
1
240
120
121
60
61
19.00
REF SQ
BOTTOM VIEW
(PINS UP)
HEAT SLUG
NOTES:
1. LEAD FINISH = GOLD PLATE
2. LEAD SWEEP/LEAD OFFSET = 0.013mm MAX
(Sweep and/or Offset can be used as the controlling dimension).
LID
SEAL RING
TOP VIEW
(PINS DOWN)
PIN 1
INDICATOR
4.30
3.62
2.95
0.60
0.40
0.20
VIEW A
0.175
0.156
0.137
1.70
0.35
0.30
0.25
0.15
0.180
0.155
0.130
2.06 REF
LEAD THICKNESS
0.15
VIEW A