XR16C2850CM-F Datasheet, PDF (46/51 Pages) Exar Corporation – 2.97V TO 5.5V DUAL UART WITH 128-BYTE FIFOS

XR16C2850
2.97V TO 5.5V DUAL UART WITH 128-BYTE FIFOS
PACKAGE DIMENSIONS (48 PIN TQFP - 7 X 7 X 1 mm)
D
D₁
36
25
xr
REV. 2.1.3
37
24
D_{1 D}
48
13
Seating
Plane
A
A₁
1
B
A₂
e
1
2
C
α
L
Note: The control dimension is the millimeter column
INCHES
MILLIMETERS
SYMBOL MIN
MAX
MIN
MAX
A
0.039
0.047
1.00
1.20
A1
0.002
0.006
0.05
0.15
A2
0.037
0.041
0.95
1.05
B
0.007
0.011
0.17
0.27
C
0.004
0.008
0.09
0.20
D
0.346
0.362
8.80
9.20
D1
0.272
0.280
6.90
7.10
e
0.020 BSC
0.50 BSC
L
0.018
0.030
0.45
0.75
a
0×
7×
0×
7×
46