XR17V254 Datasheet, PDF (2/70 Pages) Exar Corporation – 66MHZ PCI BUS QUAD UART WITH POWER MANAGEMENT SUPPORT

XR17V254
66MHZ PCI BUS QUAD UART WITH POWER MANAGEMENT SUPPORT
FIGURE 2. PIN OUT OF THE DEVICE
XTAL2 109
XTAL1 110
PME# 111
VCC 112
EEDO 113
EEDI 114
EECS 115
EECK 116
NC ¹¹⁷
NC 118
NC 119
NC 120
NC 121
NC 122
NC 123
NC 124
TX0 125
DTR0# 126
RTS0# 127
RI0# 128
CD0# 129
DSR0# 130
CTS0# 131
RX0 132
INTA# 133
RST# 134
CLK 135
GND 136
VCC 137
AD31 138
AD30 139
AD29 140
AD28 141
AD27 142
AD26 143
AD25 ¹⁴⁴
XR17V254
REV. 1.0.0
72 NC
71 NC
70 ENIR
69 TMRCK
68 MPIO4
67 MPIO5
66 MPIO6
65 MPIO7
64 ^VCC
63 GND
62 TX3
61 DTR3#
60 RTS3#
59 RI3#
58 CD3#
57 DSR3#
56 CTS3#
55 ^RX3
54 NC
53 NC
52 NC
51 NC
50 NC
49 NC
48 NC
47 NC
46 GND
45 VCC
44 AD0
43 AD1
42 AD2
41 AD3
40 AD4
39 AD5
38 AD6
37 _AD7
ORDERING INFORMATION
PART NUMBER
XR17V254IV
PACKAGE
144-Lead LQFP
OPERATING TEMPERATURE RANGE
-40°C to +85°C
DEVICE STATUS
Active
2