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参数资料
型号： DS3254N+
厂商： Maxim Integrated Products
文件页数： 23/71页
文件大小： 0K
描述： IC LIU DS3/E3/STS-1 144-CSBGA
产品培训模块： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装： 160
类型： 线路接口装置（LIU）
驱动器/接收器数： 4/4
规程： IEEE 1149.1
电源电压： 3.135 V ~ 3.465 V
安装类型： 表面贴装
封装/外壳： 144-BGA，CSPBGA
供应商设备封装： 144-TECSBGA（13x13）
包装： 托盘
DS3251/DS3252/DS3253/DS3254
3 of 71
LIST OF FIGURES
Figure 2-1. External Connections ................................................................................................................................ 7
Figure 3-1. 4-Port Unchannelized DS3/E3 Card ......................................................................................................... 7
Figure 4-1. CPU Bus Mode Block Diagram ................................................................................................................. 8
Figure 4-2. Hardware Mode Block Diagram ................................................................................................................ 9
Figure 7-1. Status Register Logic .............................................................................................................................. 16
Figure 8-1. Receiver Jitter Tolerance ........................................................................................................................ 27
Figure 9-1. E3 Waveform Template........................................................................................................................... 30
Figure 9-2. DS3 AIS Structure ................................................................................................................................... 31
Figure 10-1. Jitter Attenuation/Jitter Transfer ............................................................................................................ 33
Figure 11-1. PRBS Output with Normal RCLK Operation ......................................................................................... 34
Figure 11-2. PRBS Output with Inverted RCLK Operation........................................................................................ 34
Figure 15-1. SPI Clock Polarity and Phase Options.................................................................................................. 38
Figure 15-2. SPI Bus Transactions............................................................................................................................ 39
Figure 16-1. JTAG Block Diagram............................................................................................................................. 41
Figure 16-2. JTAG TAP Controller State Machine .................................................................................................... 42
Figure 17-1. Transmitter Framer Interface Timing Diagram...................................................................................... 46
Figure 17-2. Receiver Framer Interface Timing Diagram.......................................................................................... 46
Figure 17-3. Parallel CPU Interface Timing Diagram (Nonmultiplexed).................................................................... 50
Figure 17-4. Parallel CPU Interface Timing Diagram (Multiplexed) .......................................................................... 52
Figure 17-5. SPI Interface Timing Diagram ............................................................................................................... 54
Figure 17-6. JTAG Timing Diagram........................................................................................................................... 55
Figure 18-1. DS3251 Hardware Mode Pin Assignment............................................................................................. 58
Figure 18-2. DS3251 Parallel Bus Mode Pin Assignment......................................................................................... 59
Figure 18-3. DS3251 SPI Bus Mode Pin Assignment ............................................................................................... 60
Figure 18-4. DS3252 Hardware Mode Pin Assignment............................................................................................. 61
Figure 18-5. DS3252 Parallel Bus Mode Pin Assignment......................................................................................... 62
Figure 18-6. DS3252 SPI Bus Mode Pin Assignment ............................................................................................... 63
Figure 18-7. DS3253 Hardware Mode Pin Assignment............................................................................................. 64
Figure 18-8. DS3253 Parallel Bus Mode Pin Assignment......................................................................................... 65
Figure 18-9. DS3253 SPI Bus Mode Pin Assignment ............................................................................................... 66
Figure 18-10. DS3254 Hardware Mode Pin Assignment........................................................................................... 67
Figure 18-11. DS3254 Parallel Bus Mode Pin Assignment....................................................................................... 68
Figure 18-12. DS3254 SPI Bus Mode Pin Assignment ............................................................................................. 69
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相关代理商/技术参数
参数描述
DS3254N# 功能描述:网络控制器与处理器 IC Quad DS3/E3/STS-1 Line Interface Unit 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
DS3254N+ 功能描述:网络控制器与处理器 IC Quad DS3/E3/STS-1 Line Interface Unit 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
DS3254NA3 制造商:Maxim Integrated Products 功能描述:QUAD ENH DS3/E3 LIU REV A3 IND - Rail/Tube
DS3256 功能描述:网络控制器与处理器 IC X6 T3/E3 Line Interface Unit 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
DS3256N 功能描述:网络控制器与处理器 IC X6 T3/E3 Line Interface Unit 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
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