Datasheet Microchip KSZ9477

KSZ9477S
7-Port Gigabit Ethernet Switch with Ring Redundancy,
SGMII and RGMII/MII/RMII Interfaces
Highlights
• One port with 10/100/1000 Ethernet MAC
and SGMII interface
• One port with 10/100/1000 Ethernet MAC
and configurable RGMII/MII/RMII interface
• EtherSynch® with full support for IEEE 1588v2
Precision Time Protocol (PTP)
• IEEE 802.1AS/Qav Audio Video Bridging (AVB)
• IEEE 802.1X access control support
• Five ports with integrated 10/100/1000BASE-T PHY
transceivers w/ optional Quiet-WIRE® EMC filtering
• Non-blocking wire-speed Ethernet switching fabric
• Full-featured forwarding and filtering control, including Access Control List (ACL) filtering
• Full VLAN and QoS support
• EtherGreen™ power management features,
including low power standby
• Flexible management interface options: SPI, I2C,
MIIM, and in-band management via any port
• Industrial temperature range support
• 128-pin TQFP-EP (14 x 14mm) RoHS compliant pkg Target Applications …

KSZ9477S
7-Port Gigabit Ethernet Switch with Ring Redundancy,
SGMII and RGMII/MII/RMII Interfaces
Highlights One port with 10/100/1000 Ethernet MAC
and SGMII interface One port with 10/100/1000 Ethernet MAC
and configurable RGMII/MII/RMII interface EtherSynchВ® with full support for IEEE 1588v2
Precision Time Protocol (PTP) IEEE 802.1AS/Qav Audio Video Bridging (AVB) IEEE 802.1X access control support Five ports with integrated 10/100/1000BASE-T PHY
transceivers w/ optional Quiet-WIREВ® EMC filtering Non-blocking wire-speed Ethernet switching fabric Full-featured forwarding and filtering control, including Access Control List (ACL) filtering Full VLAN and QoS support EtherGreenв„ў power management features,
including low power standby Flexible management interface options: SPI, I2C,
MIIM, and in-band management via any port Industrial temperature range support 128-pin TQFP-EP (14 x 14mm) RoHS compliant pkg Target Applications Industrial Ethernet (Profinet, MODBUS, Ethernet/IP)
Real-time Ethernet networks
IEC 61850 networks w/ power substation automation
Industrial control/automation switches
Networked measurement and control systems
Test and measurement equipment Features Switch Management Capabilities
-10/100/1000Mbps Ethernet switch basic functions:
frame buffer management, address look-up table,
queue management, MIB counters
-Non-blocking store-and-forward switch fabric assures
fast packet delivery by utilizing 4096 entry forwarding
table with 256kByte frame buffer
-Jumbo packet support up to 9000 bytes
-Port mirroring/monitoring/sniffing: …