XRT16C854 Datasheet, PDF (51/54 Pages) Exar Corporation – 2.97V TO 5.5V QUAD UART WITH 128-BYTE FIFO

xr
REV. 3.0.1
XR16C854/854D
2.97V TO 5.5V QUAD UART WITH 128-BYTE FIFO
100 LEAD PLASTIC QUAD FLAT PACK (14 mm x 20 mm QFP, 1.95 mm Form)
D
D₁
80
51
81
50
E₁ E
100
1
A₂
A
Seating Plane
A₁
B
e
p
31
30
C
α
L
Note: The control dimension is the millimeter column
INCHES
MILLIMETERS
SYMBOL
MIN
MAX
MIN
MAX
A
0.102
0.134
2.60
3.40
A1
0.002
0.014
0.05
0.35
A2
0.100
0.120
2.55
3.05
B
0.009
0.015
0.22
0.38
C
0.004
0.009
0.11
0.23
D
0.931
0.951
23.65
24.15
D1
0.783
0.791
19.90
20.10
E
0.695
0.715
17.65
18.15
E1
0.547
0.555
13.90
14.10
e
0.0256 BSC
0.65 BSC
L
0.029
0.040
0.73
1.03
α
0°
7°
0°
7°
51