Electronic Components Datasheet Search |
|
XRT75L06 Datasheet(PDF) 5 Page - Exar Corporation |
|
XRT75L06 Datasheet(HTML) 5 Page - Exar Corporation |
5 / 63 page XRT75L06 SIX CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH JITTER ATTENUATOR REV. 1.0.3 II 3.3.1 B3ZS Encoding .................................................................................................................................. 26 3.3.2 HDB3 Encoding .................................................................................................................................. 26 Figure 17. Dual-Rail Data Format (encoder and decoder are disabled) ......................................................... 26 Figure 18. B3ZS Encoding Format ................................................................................................................. 26 3.4 TRANSMIT PULSE SHAPER ............................................................................................................................... 27 Figure 20. Transmit Pulse Shape Test Circuit ................................................................................................ 27 3.4.1 Guidelines for using Transmit Build Out Circuit ............................................................................. 27 Figure 19. HDB3 Encoding Format ................................................................................................................ 27 3.5 E3 LINE SIDE PARAMETERS .............................................................................................................................. 28 Figure 21. Pulse Mask for E3 (34.368 mbits/s) interface as per itu-t G.703 ................................................... 28 TABLE 3: E3 TRANSMITTER LINE SIDE OUTPUT AND RECEIVER LINE SIDE INPUT SPECIFICATIONS .......................... 29 Figure 22. Bellcore GR-253 CORE Transmit Output Pulse Template for SONET STS-1 Applications ......... 30 TABLE 4: STS-1 PULSE MASK EQUATIONS ........................................................................................................ 30 TABLE 5: STS-1 TRANSMITTER LINE SIDE OUTPUT AND RECEIVER LINE SIDE INPUT SPECIFICATIONS (GR-253) . 31 Figure 23. Transmit Ouput Pulse Template for DS3 as per Bellcore GR-499 ................................................ 31 TABLE 7: DS3 TRANSMITTER LINE SIDE OUTPUT AND RECEIVER LINE SIDE INPUT SPECIFICATIONS (GR-499) .... 32 TABLE 6: DS3 PULSE MASK EQUATIONS ........................................................................................................... 32 3.6 TRANSMIT DRIVE MONITOR .............................................................................................................................. 33 3.7 TRANSMITTER SECTION ON/OFF ....................................................................................................................... 33 Figure 24. Transmit Driver Monitor set-up. ..................................................................................................... 33 4.0 Jitter .................................................................................................................................................. 34 4.1 JITTER TOLERANCE .......................................................................................................................................... 34 4.1.1 DS3/STS-1 Jitter Tolerance Requirements ...................................................................................... 34 Figure 25. Jitter Tolerance Measurements ..................................................................................................... 34 4.1.2 E3 Jitter Tolerance Requirements .................................................................................................... 35 Figure 26. Input Jitter Tolerance For DS3/STS-1 .......................................................................................... 35 Figure 27. Input Jitter Tolerance for E3 ......................................................................................................... 35 4.2 JITTER TRANSFER ............................................................................................................................................ 36 4.3 JITTER ATTENUATOR ........................................................................................................................................ 36 TABLE 8: JITTER AMPLITUDE VERSUS MODULATION FREQUENCY (JITTER TOLERANCE) ....................................... 36 TABLE 9: JITTER TRANSFER SPECIFICATION/REFERENCES ................................................................................. 36 4.3.1 Jitter Generation ................................................................................................................................ 37 TABLE 10: JITTER TRANSFER PASS MASKS ....................................................................................................... 37 Figure 28. Jitter Transfer Requirements and Jitter Attenuator Performance .................................................. 37 5.0 Diagnostic Features ......................................................................................................................... 38 5.1 PRBS GENERATOR AND DETECTOR ................................................................................................................. 38 Figure 29. PRBS MODE ................................................................................................................................. 38 5.2 LOOPBACKS ................................................................................................................................................ 39 5.2.1 ANALOG LOOPBACK ........................................................................................................................ 39 Figure 30. Analog Loopback ........................................................................................................................... 39 5.2.2 DIGITAL LOOPBACK ......................................................................................................................... 40 5.2.3 REMOTE LOOPBACK ........................................................................................................................ 40 Figure 31. Digital Loopback ............................................................................................................................ 40 Figure 32. Remote Loopback ......................................................................................................................... 40 5.3 TRANSMIT ALL ONES (TAOS) .................................................................................................................... 41 Figure 33. Transmit All Ones (TAOS) ............................................................................................................. 41 6.0 Microprocessor interface Block ..................................................................................................... 42 TABLE 11: SELECTING THE MICROPROCESSOR INTERFACE MODE ...................................................................... 42 Figure 34. Simplified Block Diagram of the Microprocessor Interface Block .................................................. 42 6.1 THE MICROPROCESSOR INTERFACE BLOCK SIGNALS ........................................................................................ 43 TABLE 12: XRT75L06 MICROPROCESSOR INTERFACE SIGNALS ......................................................................... 43 6.2 ASYNCHRONOUS AND SYNCHRONOUS DESCRIPTION ......................................................................................... 44 TABLE 13: ASYNCHRONOUS TIMING SPECIFICATIONS ......................................................................................... 45 Figure 35. Asynchronous µP Interface Signals During Programmed I/O Read and Write Operations ........... 45 Figure 36. Synchronous µP Interface Signals During Programmed I/O Read and Write Operations ............ 46 TABLE 14: SYNCHRONOUS TIMING SPECIFICATIONS ........................................................................................... 46 |
Similar Part No. - XRT75L06 |
|
Similar Description - XRT75L06 |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.NET |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |