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WM8904ECS/R Datasheet(PDF) 185 Page - Wolfson Microelectronics plc

Part # WM8904ECS/R
Description  Ultra Low Power CODEC for Portable Audio Applications
PDF  188 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8904ECS/R Datasheet(HTML) 185 Page - Wolfson Microelectronics plc

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Pre-Production
WM8904
w
PP, Rev 3.3, September 2012
185
PACKAGE DIMENSIONS
The 36-ball W-CSP package drawing is shown below.
B: 36 BALL W-CSP PACKAGE 2.651 X 2.525 X 0.698mm BODY, 0.40 mm BALL PITCH
A1
CORNER
TOP VIEW
E
A
aaa
2 X
D
5
4
DETAIL 2
DETAIL 2
A
A2
2
B
aaa
2 X
A1
Z
bbb
Z
1
E1
A
D1
DETAIL 1
D
C
B
F
E
e
e
BOTTOM VIEW
1
65
43
2
g
NOTES:
1. PRIMARY DATUM -Z- AND SEATING PLANE ARE DEFINED BY THE SPHERICAL CROWNS OF THE SOLDER BALLS.
2. THIS DIMENSION INCLUDES STAND-OFF HEIGHT ‘A1’ AND BACKSIDE COATING.
3. A1 CORNER IS IDENTIFIED BY INK/LASER MARK ON TOP PACKAGE.
4. BILATERAL TOLERANCE ZONE IS APPLIED TO EACH SIDE OF THE PACKAGE BODY.
5. ‘e’ REPRESENTS THE BASIC SOLDER BALL GRID PITCH.
6. THIS DRAWING IS SUBJECT TO CHANGE WITHOUT NOTICE.
7. FOLLOWS JEDEC DESIGN GUIDE MO-211-C.
A1
0.177
D
D1
E
E1
e
2.000 BSC
2.525
0.313
2.000 BSC
0.400 BSC
2.651
Dimensions (mm)
Symbols
MIN
NOM
MAX
NOTE
A
0.698
A2
0.452
0.468
0.484
5
f1
0.733
0.663
0.208
0.239
g
0.022
h
0.258
f2
0.250
f1
f2
h
DM066.C
2.626
2.676
2.500
2.550
0.218
0.298
4
A
B
Z
ddd M
A B
Z
ccc
aaa
bbb
ccc
ddd
0.025
0.060
0.030
0.015
DETAIL 1



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