xr21b1411 Exar Corporation, xr21b1411 Datasheet - Page 28

• Manufacturer Part Number: xr21b1411
• Description: Enhanced 1-ch Full-speed Usb Uart
• Manufacturer: Exar Corporation

XR21B1411
ENHANCED 1-CH FULL-SPEED USB UART
PACKAGE DIMENSIONS (16 PIN QFN - 3 X 3 X 0.9
Note: The control dimension is the millimeter column
SYMBOL
D2
A1
A3
D
A
b
e
L
k
0.031
0.000
0.000
0.065
0.008
0.010
0.008
0.114
MIN
0.0197 BSC
INCHES
0.035
0.002
0.008
0.122
0.069
0.012
0.014
MAX
28
-
mm
0.80
0.00
0.00
2.90
1.65
0.20
0.25
0.20
MIN
)
MILLIMETERS
0.50 BSC
Note: the actual center pad
is metallic and the size (D2)
is device-dependent with a
typical tolerance of 0.3mm
MAX
0.90
0.05
0.20
3.10
1.75
0.30
0.35
-
REV. 1.1.0