xr16c872iq Exar Corporation, xr16c872iq Datasheet - Page 2

• Manufacturer Part Number: xr16c872iq
• Description: Dual Uart With 1284 Parallel Port And Plug-and-play Controller
• Manufacturer: Exar Corporation

XR16C872
Rev. 1.00
D A C K 5 #
D A C K 3 #
D A C K 0 #
I R Q 1 0
D R E Q 0
D A C K 1 #
I R Q 1 5
I R Q 1 2
I R Q 1 1
V C C
T C
I R Q 3
I R Q 4
I R Q 5
I R Q 6
I R Q 7
I R Q 9
I O W #
G N D
I O R #
100
81
82
84
98
99
83
85
86
87
88
89
90
91
92
93
94
95
96
97
100 Pin PQFP (14X20x3 mm, 1.95 mm form)
Figure 1, Package Description (Top View)
DISCONTINUED
X R 1 6 C 8 7 2
2
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50
49
48
47
46
45
44
43
40
39
38
37
36
35
34
33
32
31
42
41
V C C
B U S Y
P E
S E L E C T
S T R O B E #
A U T O F D #
INIT#
S E L C T I N #
G N D
P D 0
P D 1
P D 2
P D 3
P D 4
G N D
V C C
P D 5
P D 6
P D 7
P D I R