参数资料
型号: DS21554LBN+
厂商: Maxim Integrated Products
文件页数: 51/124页
文件大小: 0K
描述: IC TXRX E1 5V 100-LQFP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 90
功能: 单芯片收发器
接口: E1,HDLC,J1,T1
电路数: 1
电源电压: 4.75 V ~ 5.25 V
电流 - 电源: 75mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 100-LQFP
供应商设备封装: 100-LQFP(14x14)
包装: 托盘
包括: 远程和 AIS 警报检测器 / 发生器
DS21354/DS21554 3.3V/5V E1 Single-Chip Transceivers
32 of 124
5.2.
Synchronization And Resynchronization
Once synchronization is accomplished there are certain criteria that can cause a resynchronization. These
criteria are detailed in Table 5-2. Also see Figure 18-14 for a flow chart of the synchronization process.
Table 5-2. SYNC/RESYNC Criteria
FRAME OR
MULTIFRAME
LEVEL
SYNC CRITERIA
RESYNC CRITERIA
ITU SPEC.
FAS
FAS present in frame N
and N + 2, and FAS not
present in frame N + 1
Three consecutive incorrect FAS
received
Alternate (RCR1.2=1) the above
criteria is met or three
consecutive incorrect bit 2 of
non–FAS received
G.706
4.1.1
4.1.2
CRC4
Two valid MF alignment
words found within 8 ms
915 or more CRC4 codewords
out of 1000 received in error
G.706
4.2 and 4.3.2
CAS
Valid MF alignment word
found and previous time
slot 16 contains code other
than all zeros
Two consecutive MF alignment
words received in error
G.732 5.2
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相关代理商/技术参数
参数描述
DS21554LBN+ 功能描述:网络控制器与处理器 IC 3.3/5V E1 Transceiver RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流(最大值):595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray
DS21554LN 功能描述:网络控制器与处理器 IC 3.3/5V E1 Transceiver RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流(最大值):595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray
DS21554LN+ 功能描述:网络控制器与处理器 IC 3.3/5V E1 Transceiver RoHS:否 制造商:Micrel 产品:Controller Area Network (CAN) 收发器数量: 数据速率: 电源电流(最大值):595 mA 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:PBGA-400 封装:Tray
DS2155DK 功能描述:网络开发工具 RoHS:否 制造商:Rabbit Semiconductor 产品:Development Kits 类型:Ethernet to Wi-Fi Bridges 工具用于评估:RCM6600W 数据速率:20 Mbps, 40 Mbps 接口类型:802.11 b/g, Ethernet 工作电源电压:3.3 V