wm8974gefl-v Wolfson Microelectronics plc, wm8974gefl-v Datasheet - Page 86
wm8974gefl-v
Manufacturer Part Number
wm8974gefl-v
Description
Mono Codec With Speaker Driver
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM8974GEFL-V.pdf
(87 pages)
- Current page: 86 of 87
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WM8974
w
PACKAGE DIAGRAM
FL: 24 PIN QFN PLASTIC PACKAGE 4
NOTES:
1. DIMENSION b APPLIES TO METALLIZED TERMINAL AND IS MEASURED BETWEEN 0.15 mm AND 0.30 mm FROM TERMINAL TIP.
2. FALLS WITHIN JEDEC, MO-220, VARIATION VGGD.
3. ALL DIMENSIONS ARE IN MILLIMETRES.
4. THE TERMINAL #1 IDENTIFIER AND TERMINAL NUMBERING CONVENTION SHALL CONFORM TO JEDEC 95-1 SPP-002.
5. COPLANARITY APPLIES TO THE EXPOSED HEAT SINK SLUG AS WELL AS THE TERMINALS.
6. REFER TO APPLICATIONS NOTE WAN_0118 FOR FURTHER INFORMATION REGARDING PCB FOOTPRINTS AND QFN PACKAGE SOLDERING.
7. DEPENDING ON THE METHOD OF LEAD TERMINATION AT THE EDGE OF THE PACKAGE, PULL BACK (L1) MAY BE PRESENT.
8. THIS DRAWING IS SUBJECT TO CHANGE WITHOUT NOTICE.
A3
SEATING PLANE
C
Symbols
A
REF:
bbb
13
aaa
ccc
L1
18
W
A1
A3
D2
E2
G
T
A
b
D
E
H
L
e
A3
19
12
Exposed lead
e
Tolerances of Form and Position
BOTTOM VIEW
MIN
0.80
0.18
2.55
2.55
0.30
0.03
SIDE VIEW
b
EXPOSED
GROUND
PADDLE
0
JEDEC, MO-220, VARIATION VGGD.
D2
6
H
Half etch tie bar
4.00 BSC
4.00 BSC
0.50 BSC
0.20 REF
7
0.213
24
NOM
0.90
0.02
0.25
2.70
2.70
0.40
0.10
0.15
0.10
0.1
0.1
0.2
W
b
1
6
1
bbb
Dimensions (mm)
DETAIL 2
DETAIL 2
T
A1
M
G
X
A
E2
C
DETAIL 1
4
A
SEE DETAIL 2
X
B
MAX
0.50
0.15
1.00
0.05
0.30
2.80
2.80
0.9 mm BODY, 0.50 mm LEAD PITCH
ccc
0.08
C
C
5
NOTE
7
1
2
2
2 X
4
DETAIL 1
2 X
INDEX AREA
(D/2 X E/2)
aaa
0.32mm
aaa
C
EXPOSED
GROUND
PADDLE
C
45
degrees
TOP VIEW
D
DETAIL 2
Datum
R
L1
L
E
DM045.C
PD, Rev 4.5, September 2008
e
Terminal
Tip
e/2
Production Data
86
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