wm8321 Wolfson Microelectronics plc, wm8321 Datasheet - Page 9
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wm8321
Manufacturer Part Number
wm8321
Description
Processor Power Management Subsystem
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM8321.pdf
(10 pages)
Product Brief
PACKAGE DIAGRAM
w
3.675
3.175
2.675
2.025
1.375
0.725
2.675
1.225
2.525
3.175
3.675
0.575
1.875
NOTES:
1. ALL DIMENSIONS ARE IN MILLIMETRES
2. THE TERMINAL #1 IDENTIFIER AND TERMINAL NUMBERING CONVENTION SHALL CONFORM TO JESD 95-1 SPP-002.
3. COPLANARITY APPLIES TO THE EXPOSED HEAT SINK SLUG AS WELL AS THE TERMINALS.
4. THIS DRAWING IS SUBJECT TO CHANGE WITHOUT NOTICE.
FL: 81 PIN QFN PLASTIC PACKAGE 8
0
ddd
ddd
Symbols
REF
M
M
bbb
ddd
eee
aaa
ccc
A11
B11
W12
Y12
D3
F3
H3
K3
M3
N3
R3
U3
V4
A1
A2
A3
D2
E2
L1
L2
A
D
C
C
b
E
L
8x
A
A
M2
D2
F2
H2
K2
N2
R2
U2
V3
68x
A10
B10
W11
Y11
DETAIL A
B
DETAIL B
B
W10
A9
B9
Y10
L
L1
Tolerances of Form and Position
A8
DETAIL C
W9
0.02
0.64
0.12
0.22
5.55
5.55
0.22
0.37
0.47
b
MIN
Y9
---
b
B8
ddd
W8
A7
Y8
ddd
M
BOTTOM VIEW
B7
C
M
W7
Y7
eee
C
A
B
D2
A
B6
DETAIL B
8 BSC
8 BSC
W6
Dimensions (mm)
0.675
NOM
C
B
0.05
0.13
0.25
5.60
5.60
0.25
0.10
0.08
0.10
Y6
0.20
0.05
JEDEC, MO-220
0.4
0.5
---
A6
B
ddd
A
W5
EXPOSED
GND
PADDLE
B5
Y5
M
A5
C
B4
W4
Y4
A
DETAIL A
B
DETAIL C
A4
DETAIL D
4x
B3
MAX
0.28
0.43
0.53
X
0.14
0.28
5.65
5.65
0.85
0.08
0.71
W3
Y3
8
A3
B2
L2
X
W2
Y2
0.85 mm BODY
A2
B1
D1
F1
H1
K1
M1
N1
R1
U1
V2
Ø0.25±0.03
ddd
b
M
C1
E1
P1
W1
Y1
A1
G1
J1
L1
T1
V1
C
ddd
NOTE
A
3.675
3.175
3.025
2.675
2.025
1.725
1.375
1.075
0.075
0.575
1.225
1.875
3.175
3.675
2.375
0.725
0.260
0.990
1.805
2.525
B
DETAIL D
M
C
eee
A
PIN 1
CORNER
A
E2
A2 (A3)
B
C
B
A
A
C
A1
aaa
SECTION C-C
C
TOP VIEW
D
Product Brief, April 2010, Rev 1.2
DM082.A
bbb
ccc
WM8321
C
C
C
C
B
E
9