xr17v254 Exar Corporation, xr17v254 Datasheet - Page 4
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xr17v254
Manufacturer Part Number
xr17v254
Description
66mhz Pci Bus Quad Uart With Power Management Support
Manufacturer
Exar Corporation
Datasheet
1.XR17V254.pdf
(70 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
xr17v254IV-F
Manufacturer:
Exar Corporation
Quantity:
10 000
Part Number:
xr17v254IV-F
Manufacturer:
EXAR/艾科嘉
Quantity:
20 000
XR17V254
66MHZ PCI BUS QUAD UART WITH POWER MANAGEMENT SUPPORT
PIN DESCRIPTIONS
DTR0#
DSR0#
RTS1#
CTS1#
DTR1#
DSR1#
RTS2#
CTS2#
DTR2#
DSR2#
RTS3#
CTS3#
DTR3#
DSR3#
CD0#
CD1#
CD2#
CD3#
N
RI0#
RI1#
RI2#
RX1
RX2
RX3
TX1
TX2
TX3
AME
P
126
130
129
128
106
104
100
105
101
102
103
99
88
81
86
82
87
83
84
85
62
55
60
56
61
57
58
IN
#
T
YPE
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
UART channel 0 Data Terminal Ready or general purpose output (active
LOW).
UART channel 0 Data Set Ready or general purpose input (active LOW).
UART channel 0 Carrier Detect or general purpose input (active LOW).
UART channel 0 Ring Indicator or general purpose input (active LOW).
UART channel 1 Transmit Data or infrared transmit data.
UART channel 1 Receive Data or infrared receive data. Normal RXD input
idles at HIGH condition. The infrared pulses can be inverted prior to decoding
by setting FCTR bit [4].
UART channel 1 Request to Send or general purpose output (active LOW).
UART channel 1 Clear to Send or general purpose input (active LOW).
UART channel 1 Data Terminal Ready or general purpose output (active
LOW).
UART channel 1 Data Set Ready or general purpose input (active LOW).
UART channel 1 Carrier Detect or general purpose input (active LOW).
UART channel 1 Ring Indicator or general purpose input (active LOW).
UART channel 2 Transmit Data or infrared transmit data.
UART channel 2 Receive Data or infrared receive data. Normal RXD input
idles at HIGH condition. The infrared pulses can be inverted prior to decoding
by setting FCTR bit [4].
UART channel 2 Request to Send or general purpose output (active LOW).
UART channel 2 Clear to Send or general purpose input (active LOW).
UART channel 2 Data Terminal Ready or general purpose output (active
LOW).
UART channel 2 Data Set Ready or general purpose input (active LOW).
UART channel 2 Carrier Detect or general purpose input (active LOW).
UART channel 2 Ring Indicator or general purpose input (active LOW).
UART channel 3 Transmit Data or infrared transmit data.
UART channel 3 Receive Data or infrared receive data. Normal RXD input
idles at HIGH condition. The infrared pulses can be inverted prior to decoding
by setting FCTR bit [4].
UART channel 3 Request to Send or general purpose output (active LOW).
UART channel 3 Clear to Send or general purpose input (active LOW).
UART channel 3 Data Terminal Ready or general purpose output (active
LOW).
UART channel 3 Data Set Ready or general purpose input (active LOW).
UART channel 3 Carrier Detect or general purpose input (active LOW).
4
D
ESCRIPTION
REV. 1.0.0