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DS26502 Datasheet

  • DS26502

  • T1/E1/J1/64KCC BITS单元

  • 1043.62KB

  • 125页

  • MAXIM   MAXIM

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DS26502 T1/E1/J1/64KCC BITS Element
LIST OF TABLES
Table 2-1. T1-Related Telecommunications Specifications...................................................................... 9
Table 2-2. E1-Related Telecommunications Specifications ................................................................... 10
Table 5-1. LQFP Pinout......................................................................................................................... 22
Table 6-1. Transmit Clock Source ......................................................................................................... 25
Table 6-2. Internal Termination.............................................................................................................. 25
Table 6-3. E1 Line Build-Out ................................................................................................................. 26
Table 6-4. T1 Line Build-Out.................................................................................................................. 26
Table 6-5. Receive Path Operating Mode.............................................................................................. 26
Table 6-6.Transmit Path Operating Mode.............................................................................................. 27
Table 6-7. MCLK Pre-Scaler for T1 Mode.............................................................................................. 27
Table 6-8. MCLK Pre-Scaler for E1 Mode ............................................................................................. 28
Table 6-9. Other Operational Modes ..................................................................................................... 28
Table 7-1. Port Mode Select .................................................................................................................. 29
Table 7-2. Register Map Sorted By Address.......................................................................................... 31
Table 8-1. T1 Alarm Criteria .................................................................................................................. 44
Table 9-1. E1 Sync/Resync Criteria....................................................................................................... 46
Table 9-2. E1 Alarm Criteria .................................................................................................................. 48
Table 10-1. TS_8K_4 Pin Functions ...................................................................................................... 52
Table 10-2. RLOF_CCE Pin Functions .................................................................................................. 52
Table 11-1. T1 SSM Messages ............................................................................................................. 54
Table 12-1. E1 SSM Messages ............................................................................................................. 63
Table 13-1. Component List (Software-Selected Termination, Metallic Protection)................................ 89
Table 13-2. Component List (Software-Selected Termination, Longitudinal Protection)......................... 90
Table 15-1. Specification of 64kHz Clock Signal at Input Port ............................................................... 95
Table 15-2. Specification of 64kHz Clock Signal at Output Port............................................................ 96
Table 16-1. Specification of 6312kHz Clock Signal at Input Port........................................................... 97
Table 16-2. Specification of 6312kHz Clock Signal at Output Port......................................................... 97
Table 17-1. Instruction Codes for IEEE 1149.1 Architecture ................................................................ 102
Table 17-2. ID Code Structure............................................................................................................. 103
Table 17-3. Device ID Codes............................................................................................................... 103
Table 17-4. Boundary Scan Control Bits.............................................................................................. 104
Table 19-1. Thermal Characteristics.................................................................................................... 109
Table 19-2. Theta-JA (q
JA
) vs. Airflow .................................................................................................. 109
Table 19-3. Recommended DC Operating Conditions ......................................................................... 109
Table 19-4. Capacitance ..................................................................................................................... 109
Table 19-5. DC Characteristics............................................................................................................ 110
Table 20-1. AC Characteristics, Multiplexed Parallel Port .................................................................... 111
Table 20-2. AC Characteristics, Non-Mux Parallel Port ....................................................................... 114
Table 20-3. AC Characteristics, Serial Bus.......................................................................................... 117
Table 20-4. Receive Side AC Characteristics ...................................................................................... 119
Table 20-5. Transmit Side AC Characteristics ..................................................................................... 121
6 of 124

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