MU9C3640L Datasheet, PDF (1/22 Pages) MUSIC Semiconductors – LIST-XL Family

LIST-XL Family
Data Sheet
APPLICATION BENEFITS
• LAN Address processing
• Cache tag buffers
• Hash collision resolution
• Branch tables
• Data decoders
• Other processes or algorithms that require table
searches
DISTINCTIVE CHARACTERISTICS
• 256 word and 512 word by 64-bit content addressable
memory (CAM)
• Compare any data with all the entries stored in the
memory array in a single 70 ns cycle
• Add or delete data in the CAM in a single cycle
• Match and Multiple match signals
• Immediate access to associated data translations,
attributes or pointers
• Flexible patented CAM/RAM partitioning
• Two selectable mask registers with bit by bit
capability
• Powerful and flexible instruction set
• Proximate match capability
• 16-bit I/O; 32Pin LQFP; 3.3 volt operation
(Also available in lead-free package)
DQ (15—0)
(16)
DATA (16)
MUX
DATA (16)
DATA (64)
DEMUX _{DATA (64)}
VCC
GND
COMMANDS &
STATUS (16)
SOURCE AND
DESTINATION
SEGMENT
COUNTERS
COMPARAND
MASK 1
MASK 2
/MA
/E
INSTRUCTION (W/O)
/W
ADDRESS
CONTROL
NEXT FREE ADDRESS (R/O)
N
/CM
CONTROL
/MM
CAM ARRAY
/MF
2^N WORDS
X 64 BITS
/RESET
SEGMENT CONTROL
STATUS (15-0) (R/O)
STATUS (31-16) (R/O)
MATCH ADDR, /MF _N+1
/MM, /FF
2
REGISTER SET
Block Diagram
MUSIC Semiconductors, the MUSIC logo, and the phrase "MUSIC Semiconductors" are
Registered trademarks of MUSIC Semiconductors. MUSIC is a trademark of
MUSIC Semiconductors.
May 3, 2005 Rev. 3.1