wm8953 Wolfson Microelectronics plc, wm8953 Datasheet - Page 99

• Manufacturer Part Number: wm8953
• Description: Low Power Stereo Adc With Pll And Tdm Interface Low Power Stereo Adc With Pll And Tdm Interface
• Manufacturer: Wolfson Microelectronics plc

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Production Data
PACKAGE DIMENSIONS
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.
2
Symbols
B: 42 BALL W-CSP PACKAGE 3.226
G
DETAIL 2
D1
E1
A1
A2
D
E
h
e
g
A
f
A2
A
0.060 BSC
0.615
0.225
0.355
0.035
MIN
G
A
B
C
D
E
F
1
6
bbb
Z
3.226 BSC
2.500 BSC
3.440 BSC
0.315 BSC
3.00 BSC
0.50 BSC
Dimensions (mm)
Z
0.250
0.380
0.070
NOM
5
0.7
BOTTOM VIEW
A1
e
4
D1
3
0.785
0.275
0.405
0.105
X
MAX
3.440
2
DETAIL 2
1
X
DETAIL 1
0.7mm BODY, 0.50 mm BALL PITCH
NOTE
e
5
5
E1
4
2 X
2 X
A1
CORNER
0.10
0.10
Z
Z
TOP VIEW
f
6
D
SOLDER BALL
h
f
PD, January 2009, Rev 4.0
DM049.C
E
WM8953
99