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Table 7. PAD POSITION AND DIMENSIONS
Pad No. X Y Xdim (mm) Ydim (mm)
1 0 0 0.51 0.610
2 −0.699 0 0.51 0.610
3 −1.397 0 0.51 0.610
4 −2.096 0 0.51 0.610
5 −2.794 0 0.51 0.610
6 −3.493 0 0.51 0.610
7 −4.191 0 0.51 0.610
8 −4.890 0 0.51 0.610
9 −5.588 0 0.51 0.610
10 −5.588 0.914 0.51 0.610
11 −5.588 1.829 0.51 0.610
12 −5.588 2.743 0.51 0.610
13 −4.890 2.743 0.51 0.610
14 −4.191 2.743 0.51 0.610
15 −3.493 2.743 0.51 0.610
16 −2.794 2.743 0.51 0.610
17 −2.096 2.743 0.51 0.610
18 −1.397 2.743 0.51 0.610
19 −0.699 2.743 0.51 0.610
20 0 2.743 0.51 0.610
21 −0.349 1.829 1.207 0.610
22 0 0.914 0.51 0.610
23 −2.096 1.829 0.51 0.610
24 −2.794 1.829 0.51 0.610
25 −3.493 1.829 0.51 0.610
26 −4.191 1.829 0.51 0.610
27 −0.826 0.914 0.305 0.305
28 −1.524 0.914 0.305 0.305
29 −2.591 0.914 0.305 0.305
30 −3.289 0.914 0.305 0.305
31 −3.988 0.914 0.305 0.305
32 −4.686 0.914 0.305 0.305
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PACKAGE DIMENSIONS
SIP32 6.35x3.68
CASE 127DW
ISSUE O
SEATING
PLANE
NOTES:
1. DIMENSIONING AND TOLERANCING PER ASME
Y14.5M, 1994.
2. CONTROLLING DIMENSION: MILLIMETERS.
3. COPLANARITY APPLIES TO SPHERICAL
CROWNS OF SOLDER BUMPS.
4. DIMENSIONS b, b1, L AND L2 ARE MEASURED
AT THE MAXIMUM BUMP DIMENSION PARALLEL
TO DATUM C. THE POSITIONAL TOLERANCE
APPLIES TO ALL OF THE SOLDER BUMPS.
DIM
A
MIN MAX
−−−
MILLIMETERS
A1
b
e
e1 0.696 BSC
1.960
A
B
PIN 1
INDICATOR
0.05 C
0.13 C
A1
C
0.076 0.180
0.914 BSC
*For additional information on our Pb−Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
SOLDERING FOOTPRINT*
TOP VIEW
SIDE VIEW
NOTE 3
RECOMMENDED
A
A2
E 3.683 BSC
D3
A2
1.067 BSC
−− 1.780
0.478 0.538
L2 1.177 1.237
D
D2 0.203 BSC
6.350 BSC
0.13 C
0.13 C
D
E
b1 0.275 0.335
e2 0.699 BSC
L 0.580 0.640
e
A0.05 BC
0.03
C
25X
b
BOTTOM VIEW
9
12
20
e/2
1
NOTE 4
e2
D2
A0.05 BC
0.03 C
26X
L
NOTE 4
e1
6X
b1
L2
6X
b1
D3
0.540
25X
DIMENSIONS: MILLIMETERS
0.699
PACKAGE
OUTLINE
PITCH
1
0.370
6X
0.203
0.914
0.370
6X
1.067
1.239
0.696
PITCH
0.650
26X
PITCH
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SA3291A-E1

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Audio DSPs PRECONFIG DSP: AYRE
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