KSZ8794CNXCC More Semiconductors - ICs by Microchip Technology

4-Port 10/100 Managed Ethernet Switch with Gigabit Uplink

Status: Active
Series: KSZ8794
RoHS: Compliant
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The KSZ8794CNX is a highly integrated, Layer 2 managed, four-port switch with numerous features designed to reduce system cost. It is intended for cost-sensitive applications requiring three 10/100Mbps copper ports and one 10/100/1000Mbps Gigabit uplink port.

The KSZ8794CNX incorporates a small package outline, low power consumption with internal biasing, and on-chip termination. Its extensive features set includes enhanced power management, programmable rate limiting and priority ratio, tagged and port-based VLAN, port-based security and ACL rule-based packet filtering technology, QoS priority with four queues, management interfaces, enhanced MIB counters, high-performance memory bandwidth, and a shared memory-based switch fabric with non-blocking support.

The KSZ8794CNX provides support for multiple CPU data interfaces to effectively address both current and emerging fast Ethernet and Gigabit Ethernet applications where the GMAC interface can be configured to any of RGMII, MII and RMII modes. The KSZ8794CNX is built on Microchip's latest industry-leading Ethernet analog and digital technology, with features designed to offload host processing and streamline your overall design:

- Three integrated 10/100Base-T/TX MAC/PHYs
- One integrated 10/100/1000Base-T/TX GMAC with selectable RGMII, MII or RMII interfaces
- Small 64-pin QFN package

A robust assortment of power management features including Energy Efficient Ethernet (EEE), PME and WoL have been designed in to satisfy energy efficient environments. All registers in the MAC and PHY units can be managed through the SPI interface. MIIM PHY registers can be accessed through the MDC/MDIO interface.

Microchip's complimentary and confidential LANCheck® online design review service is available for customers who have selected our products for their application design-in. The LANCheck online design review service is subject to Microchip's Program Terms and Conditions and requires a myMicrochip account.

Where to Buy

Prices starting from US$4.12

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Microchip Technology
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RS
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element14
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Avnet America
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Newark Electronics
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TME
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Features

New generation switch with three MACs, one GMAC (for uplink) and three PHYs that are fully compliant with the IEEE 802.3u standard
10/100Base-T/TX switch system which combines a switch engine, frame buffer management, address lookup table, queue management, MIB counters, MAC, and PHY transceivers
Rapid spanning tree support (RSTP) for topology management
Microchip''s LinkMD® cable diagnostic capabilities for determining cable opens, shorts, and length
IEEE 802.1q VLAN support for up to 128 active VLAN groups (full range 4096 of VLAN IDs)
Support 802.1x port-based security and MAC-based authentication via access control lists (ACL)
802.1p, DiffServ-based and Re-mapping of 802.1p priority field, per-port basis on four priority levels
4 priority queues with dynamic mapping for IEEE 802.1P, IPV4 ToS (DiffServ), IPV6 Traffic Class, etc
Programmable rate limiting at the ingress and egress ports on a per port basis
High-speed SPI (4-wire, up to 50MHz) interface to access all internal registers
MII management (MIIM, MDC/MDIO 2 wire) interface to access all PHY registers per IEEE 802.3 specification
Control registers configurable on-the-fly
Port mirroring/monitoring/sniffing: ingress and/or egress traffic to any port or MII/RMII
MIB counters for fully-compliant statistics gathering (36 MIB counters per port)
Full-chip software power-down
Energy detect power-down (EDPD)
Support IEEE P802.3az Energy Efficient Ethernet (EEE)
Wake on LAN (WoL) support

Specifications

Ethernet Bandwidth 10/100Mbps
TX RX RAM Buffer n/a
Interrupt Pin Yes
Op Voltage 3.3
# Ethernet Ports 4
Interface MII/RMII/RGMII
IOPins 0
IEEE1588 No
Temp Range Min -40
Temp Range Max 85
Ports 0
Turbo MII No
Dual MII Support No
Automotive No
# of Ether Ports 4
Managed Yes
Copper Support 10/100 (3)
Fiber Support No
MII Yes
RMII Yes
SMII No
SNI No
GMII No
RGMII Yes
SGMII No
8/16-bit No
32-bit No
PCI No
Supply Voltage (V) 3.3
Internal LDO No
Vdd I/O (V) 1.8/2.5/3.3
LinkMD Cable Diag Yes
Repeater Mode No
On-Chip Termination Yes
Pin-Pin With n/a
ESD Rating (KV) 5KV
Smart Power Adjust Yes
WOL Yes
Largest Pkt-Size Bytes 2000
IPV6 Yes
# of VLAN 128
Flow Ctrl Yes
Rate Limiting Yes
Rapid Spanning Tree Yes
Static MAC Addr Yes
Pins | Packaging 64 | VQFN
Temp Range 0C to +70C
Packing Media Tray (260)

Last 6 months Inventory & Pricing History


Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.1775
Shipping Weight (kg) 1.026923
Lead Count 64
Package Type VQFN
Package Width or Size 8x8x0.9mm
Soldering Composition Matte Tin

Alternative Descriptions

4-Port 10/100 with RGMII/GMII | Microchip Technology
Microchip KSZ8794CNXCC | RS
ETHERNET TRANSCEIVER, 100 MBPS, QFN-64 | element14
4-Port 10/100 Switch With Rgmii/Gmii 64 Vqfn 8X8X0.9Mm Tray Rohs Compliant: Yes |Microchip Technology KSZ8794CNXCC | Newark Electronics
IC: ethernet switch | TME
Ethernet Switch 4-Port 100Mbps 64-Pin QFN EP Tray | Richardson RFPD
Ethernet controller, 3x100 Mbps, 1x1 Gbps, 0+70°C | ECOM


Frequently Asked Questions

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Additional datasheets, footprints and schematics for KSZ8794CNXCC are listed on our Part Details page. You can also find images and similar parts to KSZ8794CNXCC on this page.

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What category does KSZ8794CNXCC fall under?

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Is the KSZ8794CNXCC RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

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