BCM53282MKPBG

FEATURES

• Tenth-generation L2+ Fast Ethernet (FE) switch with interfaces 

- 8-/16-/24-port 10/100 transceivers for TX/RX supporting auto power-down modes 

- 8/16/24 MAC and one MAC/GMAC for IMP 

- Two GMACs or four GMACs or two GMACs with one 2.5G MAC 

- 10 Mbit (1.25 MB) packet buffer and control memory 

- Management port with RvMII/MII or RGMII interface

• Nonblocking switch fabric 

• 65 nm design with lower power consumption 

• Pin-to-pin compatible with earlier generation BCM532x2: 

- BCM53282 pin-to-pin compatible with BCM53202 

- BCM53283 pin-to-pin compatible with BCM53212 

- BCM53284 pin-to-pin compatible with BCM53242 

- BCM53286 pin-to-pin compatible with BCM53262

• Optimized for managed-switch design 

• Fully compliant with DSL Forum TR-101 (Migration to Ethernet-based DSL Aggregation) 

• Flexible TCAM-based Compact Field Processor with four slices for packet classification and filtering 

• VLAN Features 

- Packet Remarking, S-VID, C-VID flexible mapping 

- Flexible QinQ support (add/drop one or two VLAN tags) 

- Ingress VLAN Mapping and Egress VLAN Mapping 

- S-Tag and C-Tag PCP/DEI, DSCP remarking 

- Programmable global ISP_TPID 

- IEEE 802.1™Q-based VLAN with 4K entries 

- Port-based VLAN 

- MAC-based VLAN 

- Protocol-based VLAN 

- VLAN-based direct forwarding

FEATURES (CONT.)

• MAC Address Learning 

- 16K MAC addresses: automatic learning and aging 

- 4K-entry multicast address table 

- Enable/disable MAC learning based on per-port, per-VLAN, or per-packet flow (Compact Field Processor) 

• Virtual Multicast Packet Replication 

• Port mirroring (Ingress/Egress), IGMP/MLD snooping 

• Spanning Tree support (IEEE 802.1d/1s/1w) 

• Link Aggregation support with automatic link failover 

• Supports IEEE 802.1x Extensible Authentication Protocol Over LAN (EAPOL) higher layer protocol 

• Denial of Service (DoS) attack prevention 

• Supports IEEE 802.3ah OAM remote loopback and trap OAM protocol packets to IMP port 

• Hardware supports remote monitoring (RMON) 

• Jumbo frame support of up to 2048 bytes 

• Programmable Broadcast, Multicast, and Unknown Unicast storm control 

• Programmable per-port and per-queue Bandwidth/Rate control, enable or disable IPG and Preamble Start Frame Delimiter (SFD) included 

• Min Bandwidth guarantee and Max Bandwidth limit scheduler 

• IEEE 802.1p-, Port/Virtual Port-, Protocol-, VID-, and DiffServ-based (IPv4/IPv6) QoS packet classification with eight priority queues per port 

• MDC/MDIO and SPI interfaces; SPI speed of up to 25 MHz 

• Internal oscillator simplifies design and reduces cost. 

• JTAG 

• Only two power rails required: 2.5V and 1.2V. 3.3V is optional. 

• Typical power consumption (all ports running at full speed with full traffic at normal voltage at room temperature): 

- BCM53282: 1.5W 

- BCM53283: 2.6W 

- BCM53284/BCM53286: 3.6W 

- BCM53288: 4.0W

OVERVIEW

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