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BCM5770 Datasheet, PDF (1/2 Pages) Broadcom Corporation. – HIGH-PERFORMANCE 8/4-PORT SATA-I ← → PCI-X-R CONTROLLERS | |||
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BCM5770/BCM5770R
®
HIGH-PERFORMANCE 8/4-PORT SATA-I â â PCI-X® CONTROLLERS
BCM5770/BCM5770R FEATURES
FEATURES (CONTINUED)
⢠Industry's first 0.13µ CMOS SATA-I Controllers
⢠8 (BCM5770) and 4 (BCM5770R) ports
⢠Integrated high-performance 1.5G SATA PHY
⢠Enhanced support for driving backplanes
⢠Host interfaces
⢠PCI-X 1.0 66, 100, and 133 MHz
⢠PCI 2.3 32-bit and 64-bit interfaces
⢠High-performance QDMA⢠engine lowers CPU utilization,
increases IOPS and throughput
⢠Ultra-deep command queues for command queuing
⢠256 independent command queue entries per port
⢠Independent scatter gather DMA engines
⢠Advanced interrupt coalescing algorithms
⢠Automatic status block update
⢠Decrease CPU utilization associated with READ wait time
⢠Increase efficiency of PCI-X host interface
⢠Integrated PRBS generator and monitor
⢠Hot-plug support
⢠Enclosure management support
⢠8-port and 4-port versions are pin-compatible
⢠324 P-BGA packages
⢠1.68W max (BCM5770)
⢠1.36W max (BCM5770R)
⢠Driver support
⢠Windows®
⢠Linux®
APPLICATIONS
⢠Embedded on a motherboard
⢠DAS RAID HBA
⢠External RAID storage
64b
133 MH
BCM5770/BCM5770R Block Diagram
DMA Channels
CMD & PRD RAM
SATA
Transport
Data FIFO
SATA
Link Layer
Link SM
CRC
LFSR
8B/10B
DMA Channels
CMD & PRD RAM
SATA
Transport
Data FIFO
SATA
Link Layer
Link SM
CRC
LFSR
8B/10B
1.5 Gb/s
Port1
Port8
1.5 Gb/s
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