BCM5488FA7KFBG

BCM5488FA7KFBG Datasheet

BCM5488

Part	Datasheet
BCM5488FA7KFBG	BCM5488FA7KFBG (pdf)

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BCM5488 OCTAL-PORT 10/100/1000BASE-T GIGABIT ETHERNET TRANSCEIVER SUMMARY OF BENEFITS • Eight fully integrated 10BASE-T/100BASE-TX/1000BASE-T Gigabit Ethernet transceivers • RGMII, SGMII, and SerDes MAC interface options • 1-Gbps lineside SerDes with RGMII MAC interface option • Fully compliant with IEEE 802.3u, and IEEE 802.3ab standards • 0.13-micron power and cost • Supports copper or fiber in RGMII mode • Low power • <625 mW per port • Advanced power management • Trace-matched output impedance • Lineside loopback • Low EMI emissions • CableChecker diagnostics • CableChecker detection of cable plant impairments • Link quality indication LED • Automatic detection and correction of wiring pair swaps, pair skew, and pair polarity • Automatic MDI/MDIX crossover at all speeds • Robust cable-sourced electrostatic discharge CESD tolerance • Support for jumbo packets up to 10 KB • IEEE JTAG boundary scan • Package 484-pin PBGA • Low-power, octal-port integration enables single-row, high-port density switches • Lowers system costs by eliminating PCB layers required for routing high-density solutions • Reduced I/O pin requirements with RGMII over 50% , SGMII over 75% , and SerDes over 80% • Clock timing can be adjusted to eliminate board trace delays required by the RGMII specification • Lowers MAC/switch costs by reducing the number of pins required to interface with the PHY • Provides compatibility with IEEE standard devices operating at 10, 100, and 1000 Mbps at half-duplex and full-duplex • Lowers system BOM cost and simplifies system design • Eases system level debug • Enables use of low-cost magnetics, even in high-density 48+ designs • CableChecker characterizes cable plant condition and immediately indicates cabling issues • Prevents erroneous equipment return due to bad cable plants • Prevents manufacturing fallout due to bad cable plants • Over 3 kV of CESD tolerance prevents equipment damage and return • Operates with larger packets for wider range of packet protocol support and improved efficiency • Ease of manufacturing with JTAG support, simplified power supply, and multiple MAC interfaces BCM5488 System Diagram 10/100/1000 Mbps Ethernet Switch 2x8 RJ-45s with integrated magnetics BCM5488 BCM5488 10/100/1000BASE-T Gigabit Ethernet Transceiver OVERVIEW [4:1]+ [4:1]+ [4:1]+ [4:1]+ [4:1]+ [4:1]+ [4:1]+ [4:1]+ R EFC LK[1 ] R EFC LK[2 ] R D AC [1 ] R D AC [2 ] R ESET TX DAC Baseline W ander Correction

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BCM5488

OCTAL-PORT 10/100/1000BASE-T GIGABIT ETHERNET TRANSCEIVER

SUMMARY OF BENEFITS
• Eight fully integrated 10BASE-T/100BASE-TX/1000BASE-T Gigabit Ethernet transceivers
• RGMII, SGMII, and SerDes MAC interface options
• 1-Gbps lineside SerDes with RGMII MAC interface option
• Fully compliant with IEEE 802.3u, and IEEE 802.3ab standards
• 0.13-micron power and cost
• Supports copper or fiber in RGMII mode
• Low power
• <625 mW per port
• Advanced power management
• Trace-matched output impedance
• Lineside loopback
• Low EMI emissions
• CableChecker diagnostics
• CableChecker detection of cable plant impairments
• Link quality indication LED
• Automatic detection and correction of wiring pair swaps, pair skew, and pair polarity
• Automatic MDI/MDIX crossover at all speeds
• Robust cable-sourced electrostatic discharge CESD tolerance
• Support for jumbo packets up to 10 KB
• IEEE JTAG boundary scan
• Package 484-pin PBGA
• Low-power, octal-port integration enables single-row, high-port density switches
• Lowers system costs by eliminating PCB layers required for routing high-density solutions
• Reduced I/O pin requirements with RGMII over 50% , SGMII over 75% , and SerDes over 80%
• Clock timing can be adjusted to eliminate board trace delays required by the RGMII specification
• Lowers MAC/switch costs by reducing the number of pins required to interface with the PHY
• Provides compatibility with IEEE standard devices operating at 10, 100, and 1000 Mbps at half-duplex and full-duplex
• Lowers system BOM cost and simplifies system design
• Eases system level debug
• Enables use of low-cost magnetics, even in high-density 48+ designs
• CableChecker characterizes cable plant condition and immediately indicates cabling issues
• Prevents erroneous equipment return due to bad cable plants
• Prevents manufacturing fallout due to bad cable plants
• Over 3 kV of CESD tolerance prevents equipment damage and return
• Operates with larger packets for wider range of packet protocol support and improved efficiency
• Ease of manufacturing with JTAG support, simplified power supply, and multiple MAC interfaces

BCM5488 System Diagram
10/100/1000 Mbps Ethernet Switch
2x8 RJ-45s
with integrated magnetics

BCM5488

BCM5488 10/100/1000BASE-T

Gigabit Ethernet Transceiver

OVERVIEW
[4:1]+ [4:1]+ [4:1]+ [4:1]+ [4:1]+ [4:1]+ [4:1]+ [4:1]+

R EFC LK[1 ] R EFC LK[2 ]

R D AC [1 ] R D AC [2 ]

R ESET

TX DAC

Baseline W ander Correction

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Datasheet ID: BCM5488FA7KFBG 520230