xr16m2550 Exar Corporation, xr16m2550 Datasheet - Page 44

• Manufacturer Part Number: xr16m2550
• Description: High Performance Low Voltage Duart With 16-byte Fifo
• Manufacturer: Exar Corporation

PACKAGE DIMENSIONS (32 PIN QFN - 5 X 5 X 0.9 mm)
XR16M2550
HIGH PERFORMANCE LOW VOLTAGE DUART WITH 16-BYTE FIFO
Note: The control dimension is in millimeter.
SYMBOL
D2
A1
A3
D
A
b
e
L
k
0.031
0.000
0.006
0.193
0.138
0.007
0.012
0.008
MIN
0.0197 BSC
INCHES
0.039
0.002
0.010
0.201
0.150
0.012
0.020
MAX
44
-
0.80
0.00
0.15
4.90
3.50
0.18
0.35
0.20
MIN
MILLIMETERS
0.50 BSC
MAX
1.00
0.05
0.25
5.10
3.80
0.30
0.45
Note: the actual center pad
is metallic and the size (D2)
is device-dependent with a
typical tolerance of 0.3mm
-
REV. 1.0.2