XR16L570 Datasheet, PDF (42/46 Pages) Exar Corporation – SMALLEST 1.62V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE

XR16L570
SMALLEST 1.62V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE
PACKAGE DIMENSIONS (32 PIN QFN - 5 X 5 X 0.9 mm)
D
D2
xr
REV. 1.0.0
D
D2
L
e
b
Note: The actual center pad is
A1
metallic and the size (D2) is
Seating Plane
device-dependent with a typical
A3
A
tolerance of 0.3mm
Note: The control dimension is in millimeter.
INCHES
MILLIMETERS
SYMBOL MIN
MAX
MIN
MAX
A
0.031
0.039
0.80
1.00
A1
0.000
0.002
0.00
0.05
A3
0.006
0.010
0.15
0.25
D
0.193
0.201
4.90
5.10
D2
0.138
0.150
3.50
3.80
b
0.007
0.012
0.18
0.30
e
0.0197 BSC
0.50 BSC
L
0.012
0.020
0.30
0.50
42