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SATA 3.0 Bridge Controller

SATA 3.0 Bridge Controller

iWave’s SATA 3.0 Bridge Controller compliant with SATA 3.0 specification which provides bridging features between SATA Host (Processor/PC) and SATA Device. SATA 3.0 Bridge Controller is designed to ensure secure SSD/HDD in SATA compliant devices

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SPECIFICATION

  • Compliant to SATA 1.5Gb/s, 3Gb/s, and 6Gb/s specifications (SATA 3.0)
  • Separate Host & Device Speed Negotiation
  • Supports disk hot swapping feature
  • Optional: Encryption Bridge Feature
  • Physical Layer
    • OOB Control is responsible for controlling OOB Signaling, Speed Negotiation
    • Transceiver PHY performs the following functions:
      • Converts 32-bit parallel data to differential Tx data and received Rx serial data to 32-bit parallel data
      • Clock recovery from serial data
      • 8B/10B encoding and decoding
      • Line-rate change
      • Out-of-Band (OOB) signal generation and detection
      • Provide status to link layer
  • Link Layer
    • Consists of Link layer FSM, CRC generator & Scrambler
    • Scrambles / De-Scrambles
    • CRC Calculations
    • Adds/removes the frame envelope and extracts the useful contents of the FIS and passes on for further processing
    • Handles flow control and transmission & reception errors
  • Bridge Layer
    • Bridging b/w SATA Device Link layer & SATA Host Link layer
    • command extraction logic
    • FIS Extraction logic
    • Customizable encryption /decryption logic

HIGHLIGHTS

  • Compliant to SATA 1.5Gb/s, 3Gb/s, and 6Gb/s specifications
  • Independent Host & Device Speed Negotiation
  • Supports disk hot swap feature
  • Negligible performance degradation

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