参数资料
型号: XR17D154IV-F
厂商: Exar Corporation
文件页数: 34/69页
文件大小: 0K
描述: IC UART PCI BUS QUAD 144LQFP
产品培训模块: UART Product Overview
标准包装: 60
特点: *
通道数: 4,QUART
FIFO's: 64 字节
规程: RS485
电源电压: 3.3V,5V
带自动流量控制功能:
带IrDA 编码器/解码器:
带故障启动位检测功能:
带调制解调器控制功能:
安装类型: 表面贴装
封装/外壳: 144-LQFP
供应商设备封装: 144-LQFP(20x20)
包装: 托盘
其它名称: 1016-1290
XR17D154
xr
UNIVERSAL (3.3V AND 5V) PCI BUS QUAD UART
REV. 1.2.2
4
TX1
106
O
UART channel 1 Transmit Data or infrared transmit data. Normal TXD output
idles HIGH while infrared TXD output idles LOW.
RX1
99
I
UART channel 1 Receive Data or infrared receive data. Normal RXD input
idles HIGH. The infrared pulses typically idle LOW but can be inverted inter-
nally prior the decoder by FCTR[4].
RTS1#
104
O
UART channel 1 Request to Send or general purpose output (active low).
CTS1#
100
I
UART channel 1 Clear to Send or general purpose input (active low).
DTR1#
105
O
UART channel 1 Data Terminal Ready or general purpose output (active
low).
DSR1#
101
I
UART channel 1 Data Set Ready or general purpose input (active low).
CD1#
102
I
UART channel 1 Carrier Detect or general purpose input (active low).
RI1#
103
I
UART channel 1 Ring Indicator or general purpose input (active low).
TX2
88
O
UART channel 2 Transmit Data or infrared transmit data. Normal TXD output
idles HIGH while infrared TXD output idles LOW.
RX2
81
I
UART channel 2 Receive Data or infrared receive data. Normal RXD input
idles HIGH. The infrared pulses typically idle LOW but can be inverted inter-
nally prior the decoder by FCTR[4].
RTS2#
86
O
UART channel 2 Request to Send or general purpose output (active low).
CTS2#
82
I
UART channel 2 Clear to Send or general purpose input (active low).
DTR2#
87
O
UART channel 2 Data Terminal Ready or general purpose output (active
low).
DSR2#
83
I
UART channel 2 Data Set Ready or general purpose input (active low).
CD2#
84
I
UART channel 2 Carrier Detect or general purpose input (active low).
RI2#
85
I
UART channel 2 Ring Indicator or general purpose input (active low).
TX3
62
O
UART channel 3 Transmit Data or infrared transmit data. Normal TXD output
idles HIGH while infrared TXD output idles LOW.
RX3
55
I
UART channel 3 Receive Data or infrared receive data. Normal RXD input
idles HIGH. The infrared pulses typically idle LOW but can be inverted inter-
nally prior the decoder by FCTR[4].
RTS3#
60
O
UART channel 3 Request to Send or general purpose output (active low).
CTS3#
56
I
UART channel 3 Clear to Send or general purpose input (active low).d.
DTR3#
61
O
UART channel 3 Data Terminal Ready or general purpose output (active
low).
DSR3#
57
I
UART channel 3 Data Set Ready or general purpose input (active low).
CD3#
58
I
UART channel 3 Carrier Detect or general purpose input (active low).
RI3#
59
I
UART channel 3 Ring Indicator or general purpose input (active low).
ANCILLARY SIGNALS
MPIO0
108
I/O
Multi-purpose input/output 0. The function of this pin is defined thru the Con-
figuration Register MPIOSEL, MPIOLVL, MPIOINV, MPIO3T and MPIOINT
PIN DESCRIPTIONS
NAME
PIN #TYPE
DESCRIPTION
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