参数资料
型号: DS26503L
英文描述: T1/E1/J1 BITS Element
中文描述: T1/E1/J1收发BITS的元素
文件页数: 6/123页
文件大小: 995K
代理商: DS26503L
DS26503 T1/E1/J1 BITS Element
6 of 123
LIST OF TABLES
Table 2-1. T1-Related Telecommunications Specifications...................................................................... 9
Table 2-2. E1-Related Telecommunications Specifications ................................................................... 10
Table 5-1. LQFP Pinout......................................................................................................................... 23
Table 6-1. Transmit Clock Source ......................................................................................................... 26
Table 6-2. Internal Termination.............................................................................................................. 26
Table 6-3. E1 Line Build-Out ................................................................................................................. 27
Table 6-4. T1 Line Build-Out.................................................................................................................. 27
Table 6-5. Receive Path Operating Mode.............................................................................................. 27
Table 6-6.Transmit Path Operating Mode.............................................................................................. 28
Table 6-7. MCLK Pre-Scaler for T1 Mode.............................................................................................. 28
Table 6-8. MCLK Pre-Scaler for E1 Mode ............................................................................................. 29
Table 6-9. Other Operational Modes ..................................................................................................... 29
Table 7-1. Port Mode Select.................................................................................................................. 30
Table 7-2. Register Map Sorted By Address.......................................................................................... 32
Table 8-1. T1 Alarm Criteria .................................................................................................................. 45
Table 9-1. E1 Sync/Resync Criteria....................................................................................................... 47
Table 9-2. E1 Alarm Criteria.................................................................................................................. 49
Table 10-1. TS Pin Functions ................................................................................................................ 53
Table 10-2. RLOF Pin Functions ........................................................................................................... 53
Table 11-1. T1 SSM Messages ............................................................................................................. 55
Table 12-1. E1 SSM Messages............................................................................................................. 64
Table 13-1. Transformer Specifications................................................................................................. 92
Table 15-1. Specification of 6312kHz Clock Signal at Input Port........................................................... 97
Table 15-2. Specification of 6312kHz Clock Signal at Output Port......................................................... 97
Table 16-1. Instruction Codes for IEEE 1149.1 Architecture................................................................ 102
Table 16-2. ID Code Structure............................................................................................................. 103
Table 16-3. Device ID Codes............................................................................................................... 103
Table 16-4. Boundary Scan Control Bits.............................................................................................. 104
Table 18-1. Thermal Characteristics.................................................................................................... 109
Table 18-2. Theta-JA (
JA
) vs. Airflow.................................................................................................. 109
Table 18-3. Recommended DC Operating Conditions......................................................................... 109
Table 18-4. Capacitance ..................................................................................................................... 109
Table 18-5. DC Characteristics............................................................................................................ 110
Table 19-1. AC Characteristics, Multiplexed Parallel Port.................................................................... 111
Table 19-2. AC Characteristics, Non-Mux Parallel Port ....................................................................... 114
Table 19-3. AC Characteristics, Serial Bus.......................................................................................... 117
Table 19-4. Receive Side AC Characteristics...................................................................................... 119
Table 19-5. Transmit Side AC Characteristics..................................................................................... 121
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