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数据: DS25MB100 2.5 Gbps 2:1/1:2 CML Mux/Buffer With Transmit Pre-Emphasis and Receive Equalization 数据表
DS25MB100器件是信号调理2:1多路复用器和1:2扇出缓冲器,设计用于背板冗余或电缆驱动应用。信号调理功能包括连续时间线性均衡(CTLE)和可编程输出预加重,使FR4背板中的数据通信速率高达2.5 Gbps。每个输入级都有一个固定的均衡器,以减少电路板走线的ISI失真。
所有输出驱动器都有四个可选择的预加重电平,以补偿长FR4背板的传输损耗或电缆衰减,从而减少确定性抖动。可以为线路侧和开关侧驱动器独立控制预加重级别。从开关侧输入到开关侧输出的内部环回路径可实现全速系统测试。所有接收器输入均在内部端接100Ω差分终端电阻。所有驱动器输出均通过50Ω终端电阻内部端接至V CC 。
| Device Type |
| Protocols |
| No. of Tx |
| No. of Rx |
| Input Signal |
| Output Signal |
| Signaling Rate (Mbps) |
| ESD HBM (kV) |
| Function |
| Operating Temperature Range (C) |
| Package Group |
| Package Size: mm2:W x L (PKG) |
| Pin/Package |
| DS25MB100 | DS15MB200 | DS25MB200 | DS40MB200 | DS42MB100 | DS42MB200 |
|---|---|---|---|---|---|
| Buffer | Buffer | Buffer | Buffer | Buffer | Buffer |
| LVDS | |||||
| 1 2 | 2 4 | 2 4 | 2 4 | 1 2 | 2 4 |
| 1 2 | 2 4 | 2 4 | 2 4 | 1 2 | 2 4 |
| CML | LVDS LVPECL CML BLVDS | CML | CML | CML | CML |
| CML | LVDS | CML | CML | CML | CML |
| 2500 | 1500 | 2500 | 4000 | 4250 | 4250 |
| 6 | 15 | 6 | 6 | 6 | 6 |
| Mux Buffer | Mux Buffer | Mux Buffer | Mux Buffer | Mux Buffer | Mux Buffer |
| -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| WQFN | WQFN | WQFN | WQFN | ||
| 48WQFN: 49 mm2: 7 x 7(WQFN) | 48WQFN: 49 mm2: 7 x 7(WQFN) | 48WQFN: 49 mm2: 7 x 7(WQFN) | 48WQFN: 49 mm2: 7 x 7(WQFN) | ||
| 48WQFN | 48WQFN | 48WQFN | 48WQFN | ||