REV. 1.0.0 II 3.1.1 LOCAL ANALOG LOOPBACK ............................................" />
參數(shù)資料
型號(hào)： XRT83SL28IV-F
廠商： Exar Corporation
文件頁數(shù)： 44/47頁
文件大小： 0K
描述： IC LIU SH E1 8CH 144TQFP
標(biāo)準(zhǔn)包裝： 60
類型： 線路接口裝置（LIU）
驅(qū)動(dòng)器/接收器數(shù)： 8/8
規(guī)程： T1，E1，J1
電源電壓： 3.135 V ~ 3.465 V
安裝類型： 表面貼裝
封裝/外殼： 144-LQFP
供應(yīng)商設(shè)備封裝： 144-TQFP（20x20）
包裝： 托盤
XRT83SL28
xr
8-CHANNEL E1 SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.0
II
3.1.1 LOCAL ANALOG LOOPBACK .................................................................................................................................. 24
FIGURE 18. SIMPLIFIED BLOCK DIAGRAM OF LOCAL ANALOG LOOPBACK ......................................................................................... 24
3.1.2 REMOTE LOOPBACK ................................................................................................................................................ 24
FIGURE 19. SIMPLIFIED BLOCK DIAGRAM OF REMOTE LOOPBACK.................................................................................................... 24
3.1.3 DIGITAL LOOPBACK ................................................................................................................................................. 25
FIGURE 20. SIMPLIFIED BLOCK DIAGRAM OF DIGITAL LOOPBACK ..................................................................................................... 25
3.2 LINE CARD REDUNDANCY ........................................................................................................................... 26
3.2.1 1:1 AND 1+1 REDUNDANCY WITHOUT RELAYS .................................................................................................... 26
3.2.2 TRANSMIT INTERFACE WITH 1:1 AND 1+1 REDUNDANCY .................................................................................. 26
FIGURE 21. SIMPLIFIED BLOCK DIAGRAM OF THE TRANSMIT INTERFACE FOR 1:1 AND 1+1 REDUNDANCY ......................................... 26
3.2.3 RECEIVE INTERFACE WITH 1:1 AND 1+1 REDUNDANCY..................................................................................... 27
FIGURE 22. SIMPLIFIED BLOCK DIAGRAM OF THE RECEIVE INTERFACE FOR 1:1 AND 1+1 REDUNDANCY ........................................... 27
3.2.4 N+1 REDUNDANCY USING EXTERNAL RELAYS ................................................................................................... 27
3.2.5 TRANSMIT INTERFACE WITH N+1 REDUNDANCY ................................................................................................ 28
FIGURE 23. SIMPLIFIED BLOCK DIAGRAM OF THE TRANSMIT INTERFACE FOR N+1 REDUNDANCY ...................................................... 28
3.2.6 RECEIVE INTERFACE WITH N+1 REDUNDANCY ................................................................................................... 29
FIGURE 24. SIMPLIFIED BLOCK DIAGRAM OF THE RECEIVE INTERFACE FOR N+1 REDUNDANCY........................................................ 29
3.3 POWER FAILURE PROTECTION .................................................................................................................. 30
3.4 OVERVOLTAGE AND OVERCURRENT PROTECTION ............................................................................... 30
3.5 NON-INTRUSIVE MONITORING .................................................................................................................... 30
FIGURE 25. SIMPLIFIED BLOCK DIAGRAM OF A NON-INTRUSIVE MONITORING APPLICATION............................................................... 30
4.0 SERIAL MICROPROCESSOR INTERFACE BLOCK ..........................................................................31
FIGURE 26. SIMPLIFIED BLOCK DIAGRAM OF THE SERIAL MICROPROCESSOR INTERFACE ................................................................. 31
4.1 SERIAL TIMING INFORMATION .................................................................................................................... 31
FIGURE 27. TIMING DIAGRAM FOR THE SERIAL MICROPROCESSOR INTERFACE ................................................................................ 31
4.2 16-BIT SERIAL DATA INPUT DESCRIPTION ............................................................................................... 32
4.2.1 R/W (SCLK1)............................................................................................................................................................... 32
4.2.2 A[5:0] (SCLK2 - SCLK7)............................................................................................................................................. 32
4.2.3 X (DUMMY BIT SCLK8) .............................................................................................................................................. 32
4.2.4 D[7:0] (SCLK9 - SCLK16)........................................................................................................................................... 32
4.3 8-BIT SERIAL DATA OUTPUT DESCRIPTION ............................................................................................. 32
TABLE 6: MICROPROCESSOR REGISTER DESCRIPTION .................................................................................................................... 33
TABLE 7: MICROPROCESSOR REGISTER 0X00H BIT DESCRIPTION ................................................................................................... 35
TABLE 8: MICROPROCESSOR REGISTER 0X01H BIT DESCRIPTION ................................................................................................... 36
TABLE 9: MICROPROCESSOR REGISTER 0X02H BIT DESCRIPTION ................................................................................................... 36
TABLE 10: MICROPROCESSOR REGISTER BIT DESCRIPTION ............................................................................................................ 36
TABLE 11: MICROPROCESSOR REGISTER BIT DESCRIPTION ............................................................................................................ 38
TABLE 12: MICROPROCESSOR REGISTER BIT DESCRIPTION ............................................................................................................ 38
TABLE 13: MICROPROCESSOR REGISTER BIT DESCRIPTION ............................................................................................................ 39
ELECTRICAL CHARACTERISTICS ................................................................................41
TABLE 14: ABSOLUTE MAXIMUM RATINGS....................................................................................................................................... 41
TABLE 15: DC DIGITAL INPUT AND OUTPUT ELECTRICAL CHARACTERISTICS .................................................................................... 41
TABLE 16: AC ELECTRICAL CHARACTERISTICS ............................................................................................................................... 41
TABLE 17: POWER CONSUMPTION.................................................................................................................................................. 41
TABLE 18: RECEIVER ELECTRICAL CHARACTERISTICS ..................................................................................................................... 42
TABLE 19: E1 TRANSMITTER ELECTRICAL CHARACTERISTICS .......................................................................................................... 43
ORDERING INFORMATION.............................................................................................44
PACKAGE DIMENSIONS.................................................................................................44
REVISION HISTORY.......................................................................................................................................45
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