DS125BR800
- Comprehensive Family, Proven System Inter-Operability
- DS125BR111: One-Lane Repeater
- DS125BR401: Four-Lane Repeater
- DS125BR800: Eight-Channel Repeater
- DS125MB203: Two-Port 2:1/1:2 Mux/Switch
- DS125DF410: Four-Channel Retimer With CDR
- Low 65-mW/Channel (Typical) Power Consumption, With Option to Power Down Unused Channels
- "Non-Limiting" Output for PCIe and 10G-KR Link Training Support
- Advanced Signal Conditioning Features
- Receive Equalization up to 30 dB at 6.25 GHz
- Transmit De-Emphasis up to –12 dB
- Transmit Output Voltage Control: 700 mV to 1300 mV
- Programmable Through Pin Selection, EEPROM, or SMBus Interface
- Single Supply Voltage: 2.5 V or 3.3 V (Selectable)
- −40°C to 85°C Operating Temperature Range
- 3-kV HBM ESD Rating
- Flow-Thru Pinout: 54-Pin WQFN (10-mm × 5.5-mm, 0.5-mm Pitch)
- Supported Protocols
- sRIO, Infiniband, Interlaken, CPRI, OBSAI
- Other Proprietary Interface up to 12.5 Gbps
The DS125BR800 device is an extremely low-power high-performance multiprotocol repeater/redriver designed to support eight channels of PCIe Gen-3/2/1, 10G-KR, and other high-speed interface serial protocols up to 12.5 Gbps. The continuous time linear equalizer (CTLE) of the receiver provides a boost of up to
+30 dB at 6.25 GHz (12.5 Gbps) in each of its eight channels and can open an input eye that is completely closed due to intersymbol interference (ISI) induced by interconnect medium such as 30in+ backplane traces or 8m+ copper cables, hence enabling host controllers to ensure an error-free end-to-end link. The transmitter provides a de-emphasis boost of up to –12 dB and output voltage amplitude control from 700 mV to 1300 mV to allow maximum flexibility in the physical placement within the interconnect channel.
When operating in 10G-KR and PCIe Gen-3 mode, the DS125BR800 transparently allows the host controller and the end point to optimize the full link and negotiate transmit equalizer coefficients. This seamless management of the link training protocol ensures system-level interoperability with minimum latency. With a low power consumption of 65 mW per channel (typical) and option to turn off unused channels, the DS125BR800 enables energy efficient system design. A single supply of 3.3 V or 2.5 V is required to power the device.
The programmable settings can be applied easily through pins, software (SMBus or I2C) or loaded through an external EEPROM. When operating in the EEPROM mode, the configuration information is automatically loaded on power up, which eliminates the need for an external microprocessor or software driver.
技術文件
類型 | 標題 | 日期 | ||
---|---|---|---|---|
* | Data sheet | DS125BR800 Low-Power 12.5-Gbps 8-Channel Repeater With Input Equalization and Output De-Emphasis datasheet (Rev. F) | PDF | HTML | 2018年 11月 19日 |
Application note | Understanding EEPROM Programming for High Speed Repeaters and Mux Buffers | 2014年 10月 9日 | ||
User guide | DS125BR800EVK User's Guide | 2012年 11月 12日 |
設計與開發
如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。
SIGCONARCHITECT-WRTE — SigCon Architect With RTE v2.0.0.8
支援產品和硬體
產品
PCIe、SAS & SATA IC
乙太網路重定時器、訊號調節器和多工器緩衝器
序列數位介面 (SDI) IC
硬體開發
開發模組 (EVM) 的 GUI
開發板
介面轉接器
PSPICE-FOR-TI — PSpice® for TI 設計與模擬工具
TINA-TI — 基於 SPICE 的類比模擬程式
封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
---|---|---|
WQFN (NJY) | 54 | Ultra Librarian |
訂購與品質
- RoHS
- REACH
- 產品標記
- 鉛塗層/球物料
- MSL 等級/回焊峰值
- MTBF/FIT 估算值
- 材料內容
- 認證摘要
- 進行中持續性的可靠性監測
- 晶圓廠位置
- 組裝地點
建議產品可能具有與此 TI 產品相關的參數、評估模組或參考設計。