REV. 1.0.0 2.16 Internal Loopback Each UART channel prov" />
參數(shù)資料
型號(hào): XR16M698IQ100-F
廠商: Exar Corporation
文件頁數(shù): 15/58頁
文件大小: 0K
描述: IC UART FIFO 32B OCTAL 100QFP
標(biāo)準(zhǔn)包裝: 66
特點(diǎn): *
通道數(shù): 8
FIFO's: 32 字節(jié)
規(guī)程: RS485
電源電壓: 1.62 V ~ 3.63 V
帶自動(dòng)流量控制功能:
帶IrDA 編碼器/解碼器:
帶故障啟動(dòng)位檢測(cè)功能:
帶調(diào)制解調(diào)器控制功能:
安裝類型: 表面貼裝
封裝/外殼: 100-BQFP
供應(yīng)商設(shè)備封裝: 100-QFP(14x20)
包裝: 托盤
XR16M698
22
1.62V TO 3.63V HIGH PERFORMANCE OCTAL UART WITH 32-BYTE FIFO
REV. 1.0.0
2.16
Internal Loopback
Each UART channel provides an internal loopback capability for system diagnostic purposes. The internal
loopback mode is enabled by setting MCR register bit-4 to logic 1. All regular UART functions operate normally.
shows how the modem port signals are re-configured. Transmit data from the transmit shift register
output is internally routed to the receive shift register input allowing the system to receive the same data that it
was sending. The TX pin is held at HIGH or mark condition while RTS# and DTR# are de-asserted (HIGH),
and CTS#, DSR# CD# and RI# inputs are ignored.
FIGURE 11. INTERNAL LOOP BACK
TX [7:0]
RX [7:0]
M
odem
/
G
ener
al
Pur
pose
Contr
o
l
Log
ic
In
te
rn
al
Bu
sL
in
es
an
d
Co
n
tro
lSig
n
als
RTS# [7:0]
MCR bit-4=1
VCC
Transmit Shift
Register
Receive Shift
Register
CTS# [7:0]
DTR# [7:0]
DSR# [7:0]
RI# [7:0]
CD# [7:0]
OP1#
OP2#
RTS#
CTS#
DTR#
DSR#
RI#
CD#
相關(guān)PDF資料
PDF描述
XR16M770IL32-F IC UART FIFO 64B 32QFN
XR16M780IM48-F IC UART FIFO 64B 48TQFP
XR16M781IL32-F IC UART FIFO 64B 32QFN
XR16M890IM48TR-F IC UART TXRX 128 BYTE 48TQFP
XR16V2550IL-F IC UART FIFO 16B DUAL 32QFN
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XR16M698IQ100TR-F 制造商:Exar Corporation 功能描述:UART 8-CH 32Byte FIFO 1.8V/2.5V/3.3V 100-Pin PQFP T/R 制造商:Exar Corporation 功能描述:XR16M698IQ100TR-F
XR16M752 制造商:EXAR 制造商全稱:EXAR 功能描述:HIGH PERFORMANCE DUART WITH 64-BYTE FIFO
XR16M752_09 制造商:EXAR 制造商全稱:EXAR 功能描述:HIGH PERFORMANCE DUART WITH 64-BYTE FIFO
XR16M752IL-0B-EB 功能描述:UART 接口集成電路 Supports 16M752 32L QFN, PCI Interface RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
XR16M752IL32 制造商:EXAR 制造商全稱:EXAR 功能描述:HIGH PERFORMANCE DUART WITH 64-BYTE FIFO