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WM8731SEDS/V 数据表(PDF) 63 Page - Wolfson Microelectronics plc

部件名 WM8731SEDS/V
功能描述  Portable Internet Audio CODEC with Headphone Driver and Programmable Sample Rates
PDF  65 Pages
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制造商  WOLFSON [Wolfson Microelectronics plc]
网页  http://www.wolfsonmicro.com
标志 WOLFSON - Wolfson Microelectronics plc

WM8731SEDS/V 数据表(HTML) 63 Page - Wolfson Microelectronics plc

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WM8731 / WM8731L
Production Data
w
PD, Rev 4.9, October 2012
63
PACKAGE DIMENSIONS - QFN
NOTES:
1. DIMENSION b APPLIED TO METALLIZED TERMINAL AND IS MEASURED BETWEEN 0.25 mm AND 0.30 mm FROM TERMINAL TIP.
2. FALLS WITHIN JEDEC, MO-220 WITH THE EXCEPTION OF D2, E2 AND L:
D2,E2: SMALLER PAD SIZE CHOSEN WHICH IS JUST OUTSIDE JEDEC SPECIFICATION, L IS SLIGHTLY LARGER THAN JEDEC SPEC.
3. ALL DIMENSIONS ARE IN MILLIMETRES.
4. THIS DRAWING IS SUBJECT TO CHANGE WITHOUT NOTICE.
5. SHAPE AND SIZE OF CORNER TIE BAR MAY VARY WITH PACKAGE TERMINAL COUNT. CORNER TIE BAR IS CONNECTED TO EXPOSED PAD INTERNALLY.
6. REFER TO APPLICATION NOTE WAN_0118 FOR FURTHER INFORMATION REGARDING PCB FOOTPRINTS AND QFN PACKAGE SOLDERING.
DM109.A
FL: 28 PIN QFN PLASTIC PACKAGE 5 X 5 X 0.85 mm BODY, 0.50 mm LEAD PITCH
C
aaa
INDEX AREA
(D/2 X E/2)
C
aaa
2 X
2 X
TOP VIEW
D
E
C
0.08
C
0.10
A
A1
C
(A3)
SEATING PLANE
1
14
13
b
15
L
D2/2
D2
E2
E2/2
SEE DETAIL A
B
C
ccc M
A
B
B
A
A
27
28
1
2
7
8
21
22
e
DETAIL A
Symbols
Dimensions (mm)
MIN
NOM
MAX
NOTE
A
A1
A3
b
D
D2
E
E2
e
L
R
0.80
0.85
0.90
0.05
0.035
0
0.203 REF
0.30
0.25
0.20
5.00 BSC
3.20
3.10
3.00
5.00 BSC
0.5 BSC
3.10
3.20
3.00
0.50
0.55
0.60
b(min)/2
1
2
2
aaa
bbb
ccc
REF:
0.10
0.10
0.10
JEDEC, MO-220, VARIATION VHHD-3
Tolerances of Form and Position
EXPOSED
GROUND
PADDLE
6
BOTTOM VIEW
SIDE VIEW
B
C
0.10
A
2



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