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首页BCM5464S:四端口千兆以太网PHY芯片技术规格
BCM5464S:四端口千兆以太网PHY芯片技术规格
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更新于2024-07-20
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"BCM5464S是博通公司设计的一款四端口三速(1000/100/10BASE-T)以太网收发器芯片,适用于千兆、百兆和十兆以太网的物理层功能。它符合SGMII、GMII、RGMII和RTBI行业标准,并且支持独特的SerDes直通模式,可以在SerDes/SGMII引脚上实现铜缆或光纤的支持。该芯片基于博通成熟的数字信号处理技术,集成了数字自适应均衡器、模数转换器、锁相环、线路驱动器、编码器、解码器、回声消除器、串扰消除器等所有必要的支持电路,封装在一个单片CMOS芯片中,确保在最恶劣的Category5电缆环境中也能可靠运行。"
BCM5464S的关键特性包括:
1. **四端口三速支持**:每个端口都可支持1000BASE-T、100BASE-TX和10BASE-T以太网标准,可在标准Cat5 UTP电缆上运行。
2. **多种接口兼容性**:符合SGMII(Serial Gigabit Media Independent Interface)、GMII(Gigabit Media Independent Interface)、RGMII(Reduced GMII)和RTBI(Reduced Twisted Pair Interface)行业标准,提供了灵活的接口选择。
3. **SerDes直通模式**:独特的SerDes直通模式允许通过SerDes/SGMII引脚选择铜缆或光纤连接,增加了网络部署的灵活性。
4. **集成的数字信号处理技术**:利用博通先进的数字信号处理技术,芯片内部包含了数字自适应均衡器、ADCs、PLLs等,以优化信号质量并提高链路性能。
5. **全面的物理层功能**:包含编码器、解码器、回声消除器和串扰消除器等,确保了物理层的完整性和稳定性。
6. **可靠性设计**:专为在最恶劣的Cat5电缆环境下工作而设计,确保在网络基础设施中的稳定运行。
BCM5464S的应用领域广泛,常见于路由器、交换机、服务器、网关和嵌入式系统中,作为实现高速以太网连接的核心组件。其高性能和高集成度使得设备制造商能够在设计中减少外部组件,降低成本,同时提升产品的性能和可靠性。
6/15/2006 ZF05G
BCM5464S Data Sheet
01/24/06
Broadcom Corporation
Page xvi Document 5464S-DS06-R
Shadow Register Selector............................................................................................................115
LED I/O Status .............................................................................................................................115
Programmable LED I/O Control ...................................................................................................116
Misc. 1000-X Control Register.............................................................................................................116
Write Enable.................................................................................................................................116
Shadow Register Selector............................................................................................................116
Medium Resolution Override for SerDes Pass-Through Mode ....................................................116
1000BASE-T/100BASE-TX/10BASE-T Autodetect SGMII/Media Converter ......................................117
Write Enable.................................................................................................................................117
Shadow Register Selector............................................................................................................117
SerDes Resolution Fault ..............................................................................................................117
SGMII/GBIC Jumbo Packet..........................................................................................................118
SGMII 10/100 Low RX Latency ....................................................................................................118
SGMII/Media Converter Autodetect Mode Enable .......................................................................118
1000BASE-X Auto-Negotiation Debug................................................................................................118
Write Enable.................................................................................................................................119
Shadow Register Selector............................................................................................................119
Consistency Mismatch .................................................................................................................119
RUDI Invalid .................................................................................................................................119
Comma Detected .........................................................................................................................119
AN_Sync_Status ..........................................................................................................................119
Idle Detect State........................................................................................................................... 119
Complete Acknowledge State ......................................................................................................119
Acknowledge Detect State ...........................................................................................................119
Ability Detect State .......................................................................................................................120
Error State ....................................................................................................................................120
Sync_Status Failed ......................................................................................................................120
AN_Enable State..........................................................................................................................120
Auxiliary 1000BASE-X Control ............................................................................................................ 121
Write Enable.................................................................................................................................122
Shadow Register Selector............................................................................................................122
Use Fiber Mode Counters ............................................................................................................122
SGMII/GBIC False Carrier Mode..................................................................................................122
Disable Carrier Extend .................................................................................................................122
Disable TRRR ..............................................................................................................................122
6/15/2006 ZF05G
Data Sheet BCM5464S
01/24/06
Broadcom Corporation
Document 5464S-DS06-R Page xvii
Disable Remote Fault Sensing ....................................................................................................122
Auto-Negotiation Error Timer Enable........................................................................................... 122
Comma Detect Enable................................................................................................................. 122
FIFO Elasticity ............................................................................................................................. 122
Disable Receive CRC Checker.................................................................................................... 122
Auxiliary 1000BASE-X Status ............................................................................................................. 123
Write Enable ................................................................................................................................ 123
Shadow Register Selector ........................................................................................................... 123
Link Status Change ..................................................................................................................... 124
SGMII Selector Mismatch ............................................................................................................ 124
Auto-Negotiation Resolution Error ...............................................................................................124
Link Partner Remote Fault........................................................................................................... 124
Auto-Negotiation Page Received................................................................................................. 124
Current Operating Duplex Mode .................................................................................................. 124
Link Status ................................................................................................................................... 124
PAUSE Resolution—Receive Side.............................................................................................. 124
PAUSE Resolution—Transmit Side ............................................................................................. 124
Misc. 1000BASE-X Status .................................................................................................................. 125
Write Enable ................................................................................................................................ 125
Shadow Register Selector ........................................................................................................... 125
TX FIFO Error .............................................................................................................................. 126
RX FIFO Error.............................................................................................................................. 126
False Carrier Detected................................................................................................................. 126
CRC Error Detected..................................................................................................................... 126
Transmit Error Detected .............................................................................................................. 126
Receive Error Detected ............................................................................................................... 126
Carrier Extend Error Detected ..................................................................................................... 126
Early End Extension Detected ..................................................................................................... 126
1000BASE-T/100BASE-TX/10BASE-T Autodetect Medium............................................................... 127
Write Enable ................................................................................................................................ 127
Shadow Register Selector ........................................................................................................... 128
SD Invert ...................................................................................................................................... 128
..................................................................................................................................................... 128
Fiber In-Use LED Mode ............................................................................................................... 128
Fiber LED Mode........................................................................................................................... 128
6/15/2006 ZF05G
BCM5464S Data Sheet
01/24/06
Broadcom Corporation
Page xviii Document 5464S-DS06-R
Qualify Fiber Signal Detect with Sync Status ...............................................................................128
Autodetect Media Default .............................................................................................................128
Autodetect Media Priority .............................................................................................................128
Autodetect Media Enable ............................................................................................................. 128
1000BASE-T/100BASE-TX/10BASE-T Mode Control.........................................................................129
Write Enable.................................................................................................................................129
Shadow Register Selector............................................................................................................129
Mode Select Change....................................................................................................................130
Copper Link ..................................................................................................................................130
Fiber Link......................................................................................................................................130
Copper Energy Detect..................................................................................................................130
Fiber Signal Detect.......................................................................................................................130
Mode Select .................................................................................................................................130
Enable 1000BASE-X Registers....................................................................................................130
1000BASE-T/100BASE-TX/10BASE-T Master/Slave Seed................................................................131
Enable Shadow Register..............................................................................................................131
Master/Slave Seed Match ............................................................................................................131
Link Partner Repeater/DTE Bit.....................................................................................................131
Link Partner Manual Master/Slave Configuration Value...............................................................132
Link Partner Manual Master/Slave Configuration Enable.............................................................132
Local Master/Slave Seed Value ...................................................................................................132
1000BASE-T/100BASE-TX/10BASE-T HCD Status ...........................................................................133
Enable Shadow Register..............................................................................................................134
HCD 1000BASE-T FDX ...............................................................................................................134
HCD 1000BASE-T........................................................................................................................134
HCD 100BASE-TX FDX ............................................................................................................... 134
HCD 100BASE-T..........................................................................................................................134
HCD 10BASE-T FDX ...................................................................................................................134
HCD 10BASE-T............................................................................................................................134
HCD 1000BASE-T FDX (Link Never Came Up)...........................................................................134
HCD 1000BASE-T (Link Never Came Up)...................................................................................134
HCD 100BASE-TX FDX (Link Never Came Up) ..........................................................................134
HCD 100BASE-TX (Link Never Came Up) ..................................................................................134
HCD 10BASE-T FDX (Link Never Came Up)...............................................................................135
HCD 10BASE-T FDX (Link Never Came Up)...............................................................................135
6/15/2006 ZF05G
Data Sheet BCM5464S
01/24/06
Broadcom Corporation
Document 5464S-DS06-R Page xix
1000BASE-T/100BASE-TX/10BASE-T Test Register 1 ..................................................................... 136
CRC Error Counter Selector ........................................................................................................ 136
Packets Received with Transmit Error Codes Counter Selector ................................................. 136
Force Link .................................................................................................................................... 136
Manual Swap MDI State .............................................................................................................. 137
1000BASE-X Registers Descriptions ..................................................................................................... 138
1000BASE-X MII Control .................................................................................................................... 138
Reset ........................................................................................................................................... 138
Internal Loopback ...................................................................................................................... 139
Auto-Negotiation Enable.............................................................................................................. 139
Power Down ............................................................................................................................... 139
Isolate ......................................................................................................................................... 139
Restart Auto-Negotiation .......................................................................................................... 139
Duplex Mode .............................................................................................................................. 139
Collision Test ............................................................................................................................. 139
1000BASE-X MII Status...................................................................................................................... 140
100BASE-T4 Capable ................................................................................................................ 140
100BASE-X Full-Duplex Capable.............................................................................................. 141
100BASE-X Half-Duplex Capable ............................................................................................. 141
10BASE-T Full-Duplex Capable ................................................................................................ 141
10BASE-T Half-Duplex Capable................................................................................................ 141
100BASE-T2 Full-Duplex Capable ............................................................................................ 141
100BASE-T2 Half-Duplex Capable............................................................................................ 141
Extended Status......................................................................................................................... 141
Management Frames Preamble Suppression ......................................................................... 141
Auto-Negotiation Complete ...................................................................................................... 141
Remote Fault .............................................................................................................................. 141
Auto-Negotiation Ability............................................................................................................ 141
Link Status ................................................................................................................................. 142
Jabber Detect ............................................................................................................................. 142
Extended Capability .................................................................................................................. 142
1000BASE-X Auto-Negotiation Advertisement ................................................................................... 143
Remote Fault ............................................................................................................................... 143
Pause .......................................................................................................................................... 143
Half-Duplex Capable.................................................................................................................... 143
6/15/2006 ZF05G
BCM5464S Data Sheet
01/24/06
Broadcom Corporation
Page xx Document 5464S-DS06-R
Full-Duplex Capable.....................................................................................................................144
SGMII Auto-Negotiation Advertisement...............................................................................................144
Copper Link ................................................................................................................................144
Copper Duplex............................................................................................................................144
Copper Duplex............................................................................................................................145
SGMII Selector ............................................................................................................................145
1000BASE-X Auto-Negotiation Link Partner Ability.............................................................................145
Next Page.....................................................................................................................................146
Acknowledge ................................................................................................................................146
Remote Fault................................................................................................................................ 146
Pause...........................................................................................................................................146
Half-Duplex Capable ....................................................................................................................146
Full-Duplex Capable.....................................................................................................................146
SGMII Auto-Negotiation Link Partner Ability........................................................................................147
SGMII Mode .................................................................................................................................147
Copper Link ..................................................................................................................................147
Acknowledge ................................................................................................................................147
Copper Duplex .............................................................................................................................147
Copper Speed ..............................................................................................................................148
SGMII Selector .............................................................................................................................148
1000BASE-X Auto-Negotiation Extended Status ................................................................................148
Next Page Capable ......................................................................................................................148
Page Received .............................................................................................................................148
1000BASE-X IEEE Extended Status...................................................................................................149
1000BASE-X Full-Duplex Capable ............................................................................................149
1000BASE-X Half-Duplex Capable............................................................................................149
1000BASE-T Full-Duplex Capable ............................................................................................149
1000BASE-T Half-Duplex Capable ............................................................................................149
Expansion Registers
................................................................................................................................150
Expansion Register 00h: Receive/Transmit Packet Counter...............................................................150
Packet Counter (Copper Only) ..................................................................................................150
Expansion Register 01h: Expansion Interrupt Status ..........................................................................151
Mode Select Change....................................................................................................................151
Fiber Link Status Change.............................................................................................................151
1000BASE-X rudi_C Detected .....................................................................................................151
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