alc268 Realtek Semiconductor Corporation, alc268 Datasheet - Page 79

• Manufacturer Part Number: alc268
• Description: 2+2 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

11.2. QFN-48 Mechanical Dimensions (ALC268Q)
2+2 Channel High Definition Audio Codec
SYMBOL
chamfer
bbb
TH
aaa
A1
A2
A3
D1
D2
E1
E2
A
D
E
L
b
e
MIN.
0.80
0.00
0.18
0.30
2.25
2.25
0
-
-
-
-
-
o
MILLIMETER
7.00BSC
6.75BSC
7.00BSC
6.75BSC
0.50BSC
TYP
0.85
0.02
0.65
0.20
0.23
0.40
4.70
4.70
-
-
-
-
MAX. MIN.
5.25
5.25
1.00
0.05
1.00
0.30
0.50
0.25
0.10
0.60
12
0
o
0.031
0.000
0.007
0.012
0.089 0.185 0.207
0.089 0.185 0.207
0
-
-
-
-
-
o
0.276 BSC
0.266 BSC
0.276BSC
0.266BSC
0.020BSC
INCH
0.033
0.001
0.026
0.008
0.009
0.016
TYP
-
-
-
-
MAX
0.039
0.002
0.039
0.012
0.020
0.010
0.004
0.024
12
-
o
71
APPROVE
CHECK
REALTEK SEMICONDUCTOR CORP.
PACKAGE OUTLINE DRAWING
TITLE: QFN-48 (7.0x7.0x1.0mm)
LEADFRAME MATERIAL
Track ID: JATR-1076-21
DOC. NO.
VERSION
DWG NO.
DATE
ALC268 Series
Datasheet
Rev. 1.3