PS8936 是一款雙向 16 通道重定時器(總共使用 32 個資料通道),支援 PCIe®(PCI Express®)Gen 5,資料速率高達 32Gbps。 它具有低延遲能力,非常適合採用高通道數 PCIe 總線寬度的應用程序,例如工作站和企業資料中心系統(包括儲存和伺服器)。超低延遲功能還使其支援 CXL 2.0 Alt 模式,幫助客戶實現共享內存,從而提高效能、降低軟體堆疊複雜性並降低系統成本。作為一個重定時器,PS8936 可以消除由串擾或系統噪聲,或由物理介面損失(包括 PCIe 互連電纜、PCB 走線和連接器)引起的不必要的、可能導致錯誤的訊號失真。 該設備增強了資料傳輸的可靠性,並支援更長的 PCIe 互連電纜和/或 PCB 走線,從而實現了系統可擴展性。發射通道上嵌入的 AC 電容可協助客戶節省 BOM 成本,嵌入式 MPU 可提供監控連結狀態的強大方法。
實現示例:
應用:
- Servers
- Data Center and Storage
- Workstations
特點:
- PCI Express 5.0 spec compliant retimer
- Supports PCI Express operation at 2.5GT/s, 5GT/s, 8GT/s, 16GT/s and 32GT/s
- Supports 16 bidirectional lanes with 32 channels
- Low power consumption
- Adaptive equalization to compensate up to 36dB channel loss
- Supports three configurable operation modes
- FPR, Full Protocol Retimer
- LLM, Intel’s Low Latency Mode
- PABR, Protocol Aware Bit-level Retimer
- Per channel voltage and timing margining
- Supports link bifurcation 1×16, 2×8, 4×4, and 8×2.
- Autonomous segmented link training
- No external AC caps needed for transmitters
- Supports CXL 2.0 Alt mode
- Built-in MPU for link status monitoring
- Built-in temperature sensor
- PWM signal output for data rate indication
- Near zero latency in low latency mode(LLM) and PABR mode
- Supports SRIS/SRNS clocking
- Supports lane reversal and hot plug
- Supports SMBus/I2C configuration and external EEPROM configuration
- 8 selectable addresses for SMBus/I2C control
- Supports power saving states, L1 (standby) & L1PM (sleep)
- Supports JTAG debug port, Follow IEEE 1149.1 & IEEE 1149.6
- 0.9V and 1.8V power supplies
- 8.9mm x 22.8mm 354-ball BGA package
- -40°C to 85°C Operating Temperature Range
來源:https://www.paradetech.com/zh-hant/%E7%94%A2%E5%93%81%E4%BB%8B%E7%B4%B9/ps8936/
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