KSZ9896C 6-Port Gigabit Ethernet Switch with GMII/RGMII/MII/RMII Interface One Ext. MAC Port with GMII/RGMII/MII/RMII Highlights - RGMII v2.0, RMII v1.2 with 50MHz reference clock One port with 10/100/1000 Ethernet MAC input/output option, MII in PHY/MAC mode and configurable GMII/RGMII/MII/RMII interface Five Integrated PHY Ports IEEE 802.1X access control support - 1000BASE-T/100BASE-TX/10BASE-Te IEEE 802.3 Five ports with integrated 10/100/1000BASE-T PHY - Fast Link-up option significantly reduces link-up time transceivers - Auto-negotiation and Auto-MDI/MDI-X support Non-blocking wire-speed Ethernet switching fabric - On-chip termination resistors and internal biasing for differential pairs to reduce power Full-featured forwarding and filtering control, includ- - LinkMD cable diagnostic capabilities for determining ing Access Control List (ACL) filtering cable opens, shorts, and length Full VLAN and QoS support Advanced Switch Capabilities EtherGreen power management features, - IEEE 802.1Q VLAN support for 128 active VLAN including low power standby groups and the full range of 4096 VLAN IDs 2 Flexible management interface options: SPI, I C, - IEEE 802.1p/Q tag insertion/removal on per port basis MIIM, and in-band management via any port - VLAN ID on per port or VLAN basis Commercial/Industrial temperature range support - IEEE 802.3x full-duplex flow control and half-duplex 128-pin TQFP-EP (14 x 14mm) RoHS compliant pkg back pressure collision control - IEEE 802.1X access control Target Applications (Port-based and MAC address based) - IGMP v1/v2/v3 snooping for multicast packet filtering Stand-alone 10/100/1000Mbps Ethernet switches - IPv6 multicast listener discovery (MLD) snooping VoIP infrastructure switches - IPv4/IPv6 QoS support, QoS/CoS packet prioritization Broadband gateways/firewalls - 802.1p QoS packet classification with 4 priority queues Wi-Fi access points - Programmable rate limiting at ingress/egress ports Integrated DSL/cable modems - Broadcast storm protection - Four priority queues with dynamic packet mapping for Security/surveillance systems IEEE 802.1p, IPv4 DIFFSERV, IPv6 Traffic Class Industrial control/automation switches - MAC filtering function to filter or forward unknown uni- Networked measurement and control systems cast, multicast and VLAN packets - Self-address filtering for implementing ring topologies Features Comprehensive Configuration Registers Access 2 Switch Management Capabilities - High-speed 4-wire SPI (up to 50MHz), I C interfaces - 10/100/1000Mbps Ethernet switch basic functions: provide access to all internal registers frame buffer management, address look-up table, - MII Management (MIIM, MDC/MDIO 2-wire) Interface queue management, MIB counters provides access to all PHY registers - Non-blocking store-and-forward switch fabric assures - In-band management via any of the data ports fast packet delivery by utilizing 4096 entry forwarding - I/O pin strapping facility to set certain register bits from table with 256kByte frame buffer I/O pins at reset time - Jumbo packet support up to 9000 bytes - On-the-fly configurable control registers - Port mirroring/monitoring/sniffing: Power Management ingress and/or egress traffic to any port - Energy detect power-down mode on cable disconnect - MIB counters for fully-compliant statistics gathering - Dynamic clock tree control 34 counters per port - Unused ports can be individually powered down - Tail tagging mode (one byte added before FCS) sup- - Full-chip software power-down port at host port to inform the processor which ingress - Wake-on-LAN (WoL) standby power mode with PME port receives the packet and its priority interrupt output for system wake upon triggered events - Loopback modes for remote failure diagnostics - Rapid spanning tree protocol (RSTP) support for topol- ogy management and ring/linear recovery - Multiple spanning tree protocol (MSTP) support 2017 Microchip Technology Inc. DS00002390A-page 1KSZ9896C TO OUR VALUED CUSTOMERS It is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchip products. To this end, we will continue to improve our publications to better suit your needs. Our publications will be refined and enhanced as new volumes and updates are introduced. If you have any questions or comments regarding this publication, please contact the Marketing Communications Department via E-mail at docerrors microchip.com. We welcome your feedback. Most Current Documentation To obtain the most up-to-date version of this documentation, please register at our Worldwide Web site at: