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DS3251 参数 Datasheet PDF下载

DS3251图片预览
型号: DS3251
PDF下载: 下载PDF文件 查看货源
内容描述: 单/双/三/四路,DS3 / E3 / STS - 1 LIU的 [Single/Dual/Triple/Quad DS3/E3/STS-1 LIUs]
分类和应用:
文件页数/大小: 71 页 / 898 K
品牌: DALLAS [ DALLAS SEMICONDUCTOR ]
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DS3251/DS3252/DS3253/DS3254  
1. STANDARDS COMPLIANCE  
Table 1-A. Applicable Telecommunications Standards  
SPECIFICATION  
SPECIFICATION TITLE  
ANSI  
Digital Hierarchy—Electrical Interfaces  
Digital Hierarchy—Formats Specification  
T1.102-1993  
T1.107-1995  
T1.231-1997  
T1.404-1994  
Digital Hierarchy—Layer 1 In-Service Digital Transmission Performance Monitoring  
Network-to-Customer Installation—DS3 Metallic Interface Specification  
ITU-T  
G.703  
G.751  
Physical/Electrical Characteristics of Hierarchical Digital Interfaces, 1991  
Digital Multiplex Equipment Operating at the Third-Order Bit Rate of 34,368kbps and the  
Fourth-Order Bit Rate of 139,264kbps and Using Positive Justification, 1993  
Loss of Signal (LOS) and Alarm Indication Signal (AIS) Defect Detection and Clearance  
Criteria, November 1994  
G.775  
G.823  
G.824  
O.151  
The Control of Jitter and Wander within Digital Networks that are Based on the 2048kbps  
Hierarchy, 1993  
The Control of Jitter and Wander within Digital Networks that are Based on the 1544kbps  
Hierarchy, 1993  
Error Performance Measuring Equipment Operating at the Primary Rate and Above,  
October 1992  
ETSI  
Business TeleCommunications; 34Mbps and 140Mbps Digital Leased Lines (D34U,  
D34S, D140U, and D140S); Network Interface Presentation, 1996  
Business TeleCommunications; 34Mbps Digital Leased Lines (D34U and D34S);  
Connection Characteristics, 1996  
ETS 300 686  
ETS 300 687  
ETS EN 300 689  
TBR 24  
Access and Terminals (AT); 34Mbps Digital Leased Lines (D34U and D34S); Terminal  
equipment interface, July 2001  
Business TeleCommunications; 34Mbps Digital Unstructured and Structured Lease Lines;  
Attachment Requirements for Terminal Equipment Interface, 1997  
TELCORDIA  
GR-253-CORE  
GR-499-CORE  
SONET Transport Systems: Common Generic Criteria, Issue 2, December 1995  
Transport Systems Generic Requirements (TSGR): Common Requirements, Issue 1,  
December 1998  
6 of 71  
 
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