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GENERAL DESCRIPTION

The LANCAM consists of various depths of 64-bit Content Addressable Memories (CAMs), with a 16-bit wide interface.

DISTINCTIVE CHARACTERISTICS

? High density CMOS Content Addressable Memory (CAM)

? 1K (1480B), 2K (2480B) , 4K (4480B), 8K (8480B) words

? 64-bit per word memory organization

? 16-bit I/O

? Fast 50 ns compare speed

? Dual configuration register set for rapid context switching

? 16-bit CAM/RAM segments with MUSIC’s patented partitioning

? /MA and /MM output flags to enable faster system performance

? Readable Device ID

? Selectable faster operating mode with no wait states after a no-match

? Validity bit setting accessible from the Status register

? Single cycle reset for Segment Control register

? 3.3 Volt operation

? 44- and 64-pin LQFP package (also available in Lead-Free package)

APPLICATION BENEFITS

? New low-cost LANCAM family in a space-saving LQFP package

? Fast speed allows processing of both DA and SA within 450 ns, equivalent to 138 ports of 10 Base-T or 13 ports of 100 Base-T Ethernet

? Full CAM features allow all operations to be masked on a bit-by-bit basis

? Powerful, LANCAM A/L compatible instruction set for any list processing need

? Shiftable Comparand and Mask registers assist in proximate matching algorithms

? Cascadable to any practical length with no performance penalties

? Industrial temperature grades for harsh environments

? Dual footprint connections to conserve board space

? 3.3 Volt for lower power systems