XRT83SL28IB(2003) データシートの表示（PDF） - Exar Corporation

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XRT83SL28IB
(Rev.:2003)

8-CHANNEL E1 SHORT-HAUL LINE INTERFACE UNIT

Exar Corporation 

XRT83SL28

8-CHANNEL E1 SHORT-HAUL LINE INTERFACE UNIT

REV. P1.0.1

PRELIMINARY

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 DESCRITPTION ............................................................................................. 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

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: E1 RECEIVER ELECTRICAL CHARACTERISTICS ...................................................................................................................... 42

TABLE 19: E1 TRANSMITTER ELECTRICAL CHARACTERISTICS................................................................................................................. 42

II

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