KS8997 Micrel Inc, KS8997 Datasheet - Page 2

• Manufacturer Part Number: KS8997
• Description: IC SWITCH 10/100 8PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KS8997

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• Fiber Support: No
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII
• Power Supply Type: Analog/Digital
• Package Type: PQFP
• 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 Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Features
• 8-port 10/100 integrated switch with 8 physical
• 32Kx32 of SRAM on chip for frame buffering
• 2.0Gbps high performance memory bandwidth
• 10BaseT and 100BaseTX modes of operation
• Superior analog technology for reduced power and
• Single 2.0V power supply with options for 2.5V and
• 900mA (1.80 W) including physical transmit drivers
• Supports port based VLAN
• Supports DiffServ priority, 802.1p based priority or
• Indicators for link, activity, full/half-duplex and
• Unmanaged operation via strapping or EEPROM at
• Hardware based 10/100, full/half, flow control and
• Wire speed reception and transmission
• Integrated address look-up engine, supports 1K
• Automatic address learning, address aging and
• Broadcast storm protection
• Full-duplex IEEE 802.3x flow control
• Half-duplex back pressure flow control
• Comprehensive LED support
• Supports MDI/MDI-X auto crossover
• Commercial temperature range: 0°C to +70°C
• Supports lead free product (KSZ8997) for
• Available in 128-pin PQFP package
February 2007
layer transceivers
die size
3.3V I/O
port based priority
speed
system reset time
auto negotiation
absolute MAC addresses
address migration
commercial temperature range: 0°C to +70°C
2
Applications
• Small workgroup switches
• VoIP infrastructure switches
Ordering Information
KS8997
KSZ8997
Part Number
Temp. Range
0°C to +70°C
0°C to +70°C
M9999-022807-1.1
128-Pin PQFP
128-Pin PQFP
Package