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參數(shù)資料
| 型號： | MUAC4K64-70TDI |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | SPECIALTY MICROPROCESSOR CIRCUIT, PQFP100 |
| 封裝： | TQFP-100 |
| 文件頁數(shù)： | 1/32頁 |
| 文件大?。?/td> | 504K |
| 代理商： | MUAC4K64-70TDI |
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Data Sheet
MUSIC Semiconductors, the MUSIC logo, and the phrase “MUSIC Semiconductors” are
January 10, 2001 Rev. 4
Registered trademarks of MUSIC Semiconductors. MUSIC is a trademark of
MUSIC Semiconductors.
APPLICATION BENEFITS
Longest Prefix Match searches of IPv4 addresses
28 million IPv4 packets per second supports up to 18
Gb Ethernet or 7 OC-48 ATM ports at wire speed
Exact match on MAC addresses
Processes DA and SA within 190 ns, supporting three
ports of 1 Gb or 34 ports of 100 Mb Ethernet at wire
speed
Mixed mode L3 and L2 single search engine for two
ports at 1 Gb or 29 ports of 100 Mb Ethernet at wire
speed
Directly
addresses
external
RAM
containing
associated data of any width
Hardware control states directly address memory and
registers; Instruction and Status registers for optional
software control
DISTINCTIVE CHARACTERISTICS
4K and 8K x 64-bit words
32-bit ternary or 64-bit binary compares
35 ns deterministic compare and output time
32-bit Data I/O port
16-bit Match Address Output port
Address/Control
bus
directly
controls
device
operations for faster operation or higher throughput
Seven selectable mask registers
Synchronous operation
Cascadable for increased depth
Extensive set of control states for flexibility
JTAG interface
100-pin TQFP package; 3.3 Volt operation
Figure 1: Block Diagram
/FI
DQ31–0
/VB
AA Bus
PA3–0
/FF
/M I
/M F
/M V
/MM
/RESET
TCLK
TMS
TDI
TDO
/TRST
CONTROL
AND
ADDRESS
DECODER
PRIORITY
ENCODER
AND
FLAG
LOGIC
/E
/CS1
/CS2
/W
/OE
/AV
AC Bus
/DSC
INSTRUCTION REGISTER
DEVICE SELECT REGISTER
STATUS REGISTER
CONFIGURATION REGISTER
ADDRESS REGISTER
MASK REGISTERS 1–7
COMPARAND REGISTER
4 K x 64 Word
(MUAC4K64)
8 K x 64 Word
(MUAC8K64)
Address Database
MUAC Routing CoProcessor (RCP) Family
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