KSZ8842-16MVL Micrel Inc, KSZ8842-16MVL Datasheet - Page 2

• Manufacturer Part Number: KSZ8842-16MVL
• Description: 2-Port Ethernet Switch/Repeater + Generic (8, 16-bit) Bus Interface( )
• Manufacturer: Micrel Inc

Specifications of KSZ8842-16MVL

• Controller Type: Ethernet Switch Controller
• Interface: PCI
• Voltage - Supply: 3.1 V ~ 3.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 128-LQFP
• Number Of Primary Switch Ports: 2
• Internal Memory Buffer Size: 32
• Operating Supply Voltage (typ): 3.3V
• Fiber Support: Yes
• 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
• Pin Count: 128
• Mounting: Surface Mount
• Jtag Support: No
• Operating Supply Voltage (max): 3.5V
• Operating Supply Voltage (min): 3.1V
• Operating Temperature Classification: Commercial
• Data Rate: 100Mbps
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 576-1635 - BOARD EVALUATION KSZ8842-16MVL
• Current - Supply: -
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-2119; KSZ8842-16MVL

Features
Switch Management
• Non-blocking switch fabric assures fast packet
• Fully compliant with IEEE 802.3u standards
• Full-duplex IEEE 802.3x flow control (Pause) with
• Half-duplex back pressure flow control
Advanced Switch Management
• IEEE 802.1Q VLAN support for up to 16 groups (full
• VLAN ID tag/untag options, on a per port basis
• IEEE 802.1p/Q tag insertion or removal on a per port
• Programmable rate limiting at the ingress and egress
• Broadcast storm protection
• IEEE 802.1d spanning tree protocol support
• MAC filtering function to filter or forward unknown
• Direct forwarding mode enabling the processor to
• Internet Group Management Protocol (IGMP) v1/v2
• IPV6 Multicast Listener Discovery (MLD) snooping
Monitoring
• Port mirroring/monitoring/sniffing: ingress and/or
• MIB counters for fully compliant statistics gathering –
• Loopback modes for remote failure diagnostics
Comprehensive Register Access
• Control registers configurable on-the-fly (port-priority,
QoS/CoS Packets Prioritization Support
• Per port, 802.1p and DiffServ-based
• Remapping of 802.1p priority field on a per port basis
Power Modes, Packaging, and Power Supplies
• Full-chip hardware power-down (register configuration
• Per port-based, software power-save on PHY (idle
• Single power supply: 3.3V
• Commercial Temperature Range: 0°C to +70°C
Micrel, Inc.
October 2007
delivery by utilizing a 1K entry forwarding table
force mode option
range of VLAN IDs)
basis (egress)
ports
unicast packets
identify the ingress port and to specify the egress port
snooping support for multicast packet filtering
support
egress traffic to any port
34 MIB counters per port
802.1p/d/Q)
not saved) allows low power dissipation
link detection, register configuration preserved)
2
• Industrial Temperature Range: –40°C to +85°C
• Available in 128-pin PQFP and 100-ball LFBGA
• Available in –16 version for 8/16-bit bus support and –
Additional Features
In addition to offering all of the features of an integrated
Layer-2 managed switch, the KSZ8842M offers:
• Repeater mode capabilities to allow for cut through in
• Dynamic buffer memory scheme
• 2-port switch with a flexible 8, 16, or 32-bit generic
• Micrel LinkMD
• Hewlett Packard (HP) Auto-MDIX crossover with
• Four priority queues to handle voice, video, data, and
• Ability to transmit and receive jumbo frame sizes up to
Applications
• Video Distribution Systems
• High-end Cable, Satellite, and IP set-top boxes
• Video over IP
• Voice over IP (VoIP) and Analog Telephone Adapters
• Industrial Control in Latency Critical Applications
• Motion Control
• Industrial Control Sensor Devices (Temperature,
• Security and Surveillance Cameras
Markets
•
•
•
(optional package: 128-pin LQFP)
32 version for 32-bit bus support (see
Information).
latency critical industrial Ethernet or embedded
Ethernet applications
host processor interfaces
length, diagnose faulty cables, and determine
distance-to-fault
disable and enable options
control packets
1916 bytes
(ATA)
Pressure, Levels, and Valves)
(see
– Essential for applications such as Video over IP
where image jitter is unacceptable
Fast Ethernet
Embedded Ethernet
Industrial Ethernet
Ordering
™
KSZ8842-16/32 MQL/MVL/MVLI/MBL
Information)
cable diagnostics to determine cable
M9999-102207-1.9
Ordering