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MUAC8K64-70DC
Data Sheet MUAC Routing CoProcessor (RCP) Family APPLICATION BENEFITS DISTINCTIVE CHARACTERISTICS • Longest Prefix Match searches of IPv4 addresses • 4K and 8K x 64-bit words • 28 million IPv4 packets per second supports up to 18 Gb Ethernet or 7 OC-48 ATM ports at wire speed • 32-bit ternary or 64-bit binary compares • Exact match on MAC addresses • 35 ns deterministic compare and output time • Processes DA and SA within 190 ns, supporting three ports of 1 Gb or 34 ports of 100 Mb Ethernet at wire speed • 32-bit Data I/O port • 16-bit Match Address Output port • Mixed mode L3 and L2 single search engine for two ports at 1 Gb or 29 ports of 100 Mb Ethernet at wire speed Address/Control bus directly controls device operations for faster operation or higher throughput • Seven selectable mask registers • Synchronous operation • Directly addresses external associated data of any width • Cascadable for increased depth • Hardware control states directly address memory and registers; Instruction and Status registers for optional software control • Extensive set of control states for flexibility • JTAG interface • 100-pin TQFP package; 3.3 Volt operation • RAM containing DQ31–0 /VB /E /CS1 COMPARAND REGISTER /CS2 MASK REGISTERS 1–7 /W ADDRESS REGISTER /OE AA Bus CONFIGURATION REGISTER STATUS REGISTER /AV AC Bus CONTROL AND /DSC ADDRESS DECODER INSTRUCTION REGISTER DEVICE SELECT REGISTER TMS TDI PRIORITY ENCODER 4 K x 64 Word (MUAC4K64) 8 K x 64 Word (MUAC8K64) Address Database AND FLAG /FI LOGIC /RESET TCLK PA3–0 /FF /M I /M F /M V / MM TDO /TRST Figure 1: 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. January 10, 2001 Rev. 4
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