Datasheet

ADSP-21261
Rev. 0 | Page 43 of 44 | March 2006
PACKAGE DIMENSIONS
The ADSP-21261 is available in a 136-ball BGA package and a
144-lead LQFP package shown in Figure 35 and Figure 36.
Figure 35. 136-Ball Mini-BGA [CSP_BGA] (BC-136-3)
Figure 36. 144-Lead LQFP (ST-144-2)
SEATING
PLANE
0.25
MIN
DETAIL A
0.50
0.45
0.40
(BALL
DIAMETER)
DETAIL A
1.70
MAX
1. DIMENSIONS ARE IN MILIMETERS (MM).
2. THE ACTUAL POSITION OF THE BALL GRID IS
WITHIN 0.15 MM OF ITS IDEAL POSITION RELATIVE
TO THE PACKAGE EDGES.
3. COMPLIANT T O JEDEC STANDARD MO-205-AE, EXCEPT FOR
THE BALL DIAMETER.
4. CENTER DIMENSIONS ARE NOMINAL.
A
B
C
D
E
F
G
H
J
K
L
M
N
P
109876543211314 1112
0.80
BSC
TYP
10.40 BSC SQ
PIN A1 INDICATOR
BOTTOM VIEW
TOP VIEW
12.00 BSC SQ
0.12 MAX (BALL
COPLANARIT Y)
0.80
BSC
TYP
0.80
BSC
TYP
SEATING
PLANE
1.60 MAX
0.15
0.05
0.08 MAX (LEAD
COPLANARITY)
1.45
1.40
1.35
0.27
0.22
0.17
TYP
0.50
BSC
TYP
(LEAD
PITCH)
1
36
37
73
72
108
144
109
TOP VIEW (PINS DO W N)
22.00 BSC SQ
20.00 BSC SQ
DETAIL A
DETAIL A
PIN 1 INDICATOR
0.75
0.60 TYP
0.45
1. DIMENSIONS ARE IN MILLIMETERS
AND COMP LY WITH JEDEC
STANDARD MS -026-BFB.
2. ACTUAL POSITION OF EACH LEAD
IS WITHIN 0.08 OF IT S IDE AL POSITION
WHEN MEASURED IN THE LATERAL
DIRECTION.
3. CENTER DIMENSIONS ARE NOMINAL.