參數(shù)資料
型號: XRT7300IVTR
廠商: Exar Corporation
文件頁數(shù): 38/55頁
文件大小: 0K
描述: IC LIU E3/DS3/STS-1 SGL 44TQFP
標(biāo)準(zhǔn)包裝: 1,000
類型: 線路接口裝置(LIU)
驅(qū)動器/接收器數(shù): 1/1
規(guī)程: DS3,E3,STS-1
電源電壓: 4.75 V ~ 5.25 V
安裝類型: 表面貼裝
封裝/外殼: 44-LQFP
供應(yīng)商設(shè)備封裝: 44-TQFP(10x10)
包裝: 帶卷 (TR)
XRT7300
E3/DS3/STS-1 LINE INTERFACE UNIT
REV. 1.1.2
39
Figure 30 illustrates the path that the data takes in the
XRT7300 when the chip is configured to operate in
the Remote Loop-Back Mode.
During Remote Loop-Back operation, any data which
is inputted via the RTIP and RRING input pins is also
outputted to the Terminal Equipment via the RPOS,
RNEG and RCLK output pins.
The XRT7300 can be configured to operate in the Re-
mote Loop-Back Mode by employing either one of the
following two steps
If the XRT7300 is operating in the HOST Mode:
Access the Microprocessor Serial Interface and write
a “1” into the RLB bit-field and a “0” in the LLB bit-field
in Command Register CR4.
If the XRT7300 is operating in the Hardware
Mode:
Set the RLB input pin (pin 15) to “High” and the LLB
input pin (pin 16) to “Low”.
FIGURE 30. THE REMOTE LOOP-BACK PATH IN THE XRT7300
AGC/
Equalizer
Peak
Detector
LOS Detector
Slicer
Clock
Recovery
Data
Recovery
Invert
Loop MUX
HDB3/
B3ZS
Decoder
LOSTHR
SDI
SDO/LCV
SCLK
CS
REGRESET
RTIP
RRING
REQDIS
RCLK1
RCLK2/LCV
RPOS
RNEG
DECODIS
RLOS
LLB
RLB
ENCODIS
TAOS
TPDATA
TNDATA
TCLK
RLOL EXCLK
Device
Monitor
MTIP
MRING
Transmit
Logic
Duty Cycle Adjust
TXLEV
TXOFF
DMO
TTIP
TRING
Pulse
Shaping
HDB3/
B3ZS
Encoder
Serial
Processor
Interface
Remote
Loop-Back Path
COMMAND REGISTER CR4 (ADDRESS = 0X04)
D4
D3
D2
D1
D0
X
STS-1/DS3
E3
LLB
RLB
X
0
1
相關(guān)PDF資料
PDF描述
MS3101E28-18SW CONN RCPT 12POS FREE HNG W/SCKT
XRT73L02MIVTR-F IC LIU E3/DS3/STS-1 2CH 100TQFP
MS27508E14B5SD CONN RCPT 5POS BOX MNT W/SCKT
MS3100R22-15S CONN RCPT 6POS WALL MNT W/SCKT
MS27467E15F97P CONN PLUG 12POS STRAIGHT W/PINS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XRT7300IVTR-F 功能描述:網(wǎng)絡(luò)控制器與處理器 IC RoHS:否 制造商:Micrel 產(chǎn)品:Controller Area Network (CAN) 收發(fā)器數(shù)量: 數(shù)據(jù)速率: 電源電流(最大值):595 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
XRT7302IV 制造商:未知廠家 制造商全稱:未知廠家 功能描述:PCM Transceiver
XRT73L00 制造商:EXAR 制造商全稱:EXAR 功能描述:E3/DS3/STS-1 LINE INTERFACE UNIT
XRT73L00A 制造商:EXAR 制造商全稱:EXAR 功能描述:E3/DS3/STS-1 LINE INTERFACE UNIT
XRT73L00AES 功能描述:界面開發(fā)工具 Eval System for XRT73L00A Series RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類型:RS-485 工具用于評估:ADM3485E 接口類型:RS-485 工作電源電壓:3.3 V