KSZ8873MLL Micrel Inc, KSZ8873MLL Datasheet - Page 2
![IC ETHERNET SWITCH 3PORT 64-LQFP](/photos/6/81/68149/64-lqfp-micrel_sml.jpg)
KSZ8873MLL
Manufacturer Part Number
KSZ8873MLL
Description
IC ETHERNET SWITCH 3PORT 64-LQFP
Manufacturer
Micrel Inc
Specifications of KSZ8873MLL
Data Rate
100Mbps
Controller Type
Ethernet Switch Controller
Interface
MII
Voltage - Supply
1.8V, 2.5V, 3.3V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
64-LQFP
No. Of Ports
3
Ethernet Type
IEEE 802.3u
Supply Current
115mA
Supply Voltage Range
2.5V, 3.3V
Digital Ic Case Style
LQFP
No. Of Pins
64
Svhc
No SVHC (15-Dec-2010)
Base
RoHS Compliant
Number Of Primary Switch Ports
3
Internal Memory Buffer Size
32
Fiber Support
No
Integrated Led Drivers
Yes
Phy/transceiver Interface
MII
Power Supply Type
Analog/Digital
Data Rate (typ)
10/100Mbps
Vlan Support
Yes
Operating Temperature (max)
70C
Operating Temperature (min)
0C
Mounting
Surface Mount
Jtag Support
No
Operating Supply Voltage (max)
1.89/3.465V
Operating Temperature Classification
Commercial
Interface Type
MII, RMII
Operating Temperature Range
0°C To +70°C
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Supply
-
Lead Free Status / RoHS Status
Compliant, Lead free / RoHS Compliant
Other names
576-3459
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
KSZ8873MLL
Manufacturer:
Micrel Inc
Quantity:
1 934
Company:
Part Number:
KSZ8873MLL
Manufacturer:
ADI
Quantity:
27
Company:
Part Number:
KSZ8873MLL AM
Manufacturer:
Micrel
Quantity:
1 638
Company:
Part Number:
KSZ8873MLLJ
Manufacturer:
Micrel
Quantity:
323
Micrel, Inc.
Features
• Advanced Switch Features
– IEEE 802.1q VLAN support for up to 16 groups (full-range of
– VLAN ID tag/untag options, per port basis
– IEEE 802.1p/q tag insertion or removal on a per port basis
– Programmable rate limiting at the ingress and egress on a
– Broadcast storm protection with % control (global and per
– IEEE 802.1d rapid spanning tree protocol support
– tail tag mode (1 byte added before FCS) support at port3 to
– Bypass feature which Automatically sustains the switch
– Self-address filtering
– Individual MAC address for port1 and port2
– Support RMII interface and 50 MHz reference clock output
– MII interface supports both MAC mode and PHY mode with
– IGMP snooping (Ipv4) support for multicast packet Filtering
– IPv4/IPv6 QoS support.
– MAC filtering function to forward unknown unicast packets to
– Double-tagging support
• Comprehensive Configuration Register Access
– Serial management interface (SMI) to all internal registers
– MII management (MIIM) interface to PHY registers
– High speed SPI and I
– I/0 pins strapping and EEPROM to program selective
– Control registers configurable on the fly (port-priority,
• QoS/CoS Packet Prioritization Support
– Per port, 802.1p and DiffServ-based
– Re-mapping of 802.1p priority field per port basis Four
• Proven Integrated 3-Port 10/100 Ethernet Switch
– 3rd generation switch with three MACs and two
– Non-blocking switch fabric assures fast packet delivery by
September 2009
VLAN IDs)
(egress)
per port basis
port basis)
inform the processor which ingress port receives the packet
and its priority
function between Port1 and Port2 when CPU (Port 3
interface) goes to
200Mbps Turbo MII mode option
specified port
registers
registers in unmanaged switch mode
802.1p/d/q, AN…)
priority levels
PHYs fully compliant with IEEE 802.3u standard
utilizing an 1K MAC address lookup table and a store-and-
forward architecture
the sleep mode
2
C Interface to all internal
2
– Full duplex IEEE 802.3x flow control (PAUSE) with force
– Half-duplex back pressure flow control
– HP Auto MDI-X for reliable detection of and correction for
– Micrel LinkMD
– Comprehensive LED Indicator support for link, activity,
– HBM ESD Rating 6kV
• Switch Monitoring Features
– Port mirroring/monitoring/sniffing: ingress and/or egress
– MIB counters for fully compliant statistics gathering 34 MIB
– Loopback modes for remote diagnostic of failure
• Low Power Dissipation:
– Full-chip hardware power-down (register configuration not
– Full-chip software power-down (register configuration not
– Energy-detect mode support
– Dynamic clock tree shutdown feature
– Per port based software power-save on PHY (idle link
– Voltages: Single 3.3V or 2.5V supply with internal 1.8V LDO
• Industrial Temperature Range: –40
• Available in 64-Pin LQFP, Lead-free package
Applications
• Typical
– VoIP Phone
– Set-top/Game Box
– Automotive
– Industrial Control
– IPTV POF
– SOHO Residential Gateway
– Broadband Gateway / Firewall / VPN
– Integrated DSL/Cable Modem
– Wireless LAN access point + gateway
– Standalone 10/100 switch
identification of faulty copper cabling on Port 2
mode option
straight-through and crossover cables with disable and
enable option
full/half duplex and 10/100 speed
traffic to any port or MII
counters per port
saved)
saved)
detection, register configuration preserved)
and optional 3.3V, 2.5V and 1.8V VDDIO
®
TDR-based cable diagnostics permit
KSZ8873MLL/FLL/RLL
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M9999-092309-1.2
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