Datasheet

ADSP-21060/ADSP-21060L/ADSP-21062/ADSP-21062L/ADSP-21060C/ADSP-21060LC
Rev. F | Page 59 of 64 | March 2008
Figure 44. 240-Lead Ceramic Quad Flat Package, Heat Slug Down [CQFP]
(QS-240-1A)
Dimensions shown in millimeters
32.00 BSC SQ
1
60
61 120
121
180
240
LID
SEAL RING
TOP VIEW
(PINS DOWN)
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°
19.00
REF SQ
180
181
1
240
120
121
60
61
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).
1.70
0.35
0.30
0.25
0.15
0.180
0.155
0.130
2.06 REF
LEAD THICKNESS
0.15
PIN 1
INDICATOR
4.20
3.52
2.85
0.50
0.30
0.10
VIEW A
VIEW A
0.175
0.156
0.137