M7020R-083ZA1 查看數據表（PDF） - STMicroelectronics

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M7020R-083ZA1

32K x 68-bit Entry NETWORK SEARCH ENGINE

STMicroelectronics 

Figure 4. M7020R Block Diagram

PHS_L

CLK2X

RST_L

DQ [67:0]

Comparand Registers[15:0]

Global Mask Registers [7:0]

Information and Command Register

Burst Read Register

Burst Write Register

Next Free Address Register

Search Successful Index Registers [7:0]

(All registers are 68-bit-wide)

TAP

Controller

M7020R

TAP

CMD [8:0]

CMDV

ACK

EOT

Command

Decode

and PIO Access

ID [4:0]

FULL [6:0]

Full Logic

Cmd Compare/PIO Data

Configurable as

64K x 34

32K x 68

16K x 136

8K x 272

Data Array

Configurable as

64K x 34

32K x 68

16K x 136

8K x 272

Mask Array

Pipeline

and

SRAM

Control

SADR [21:0]

OE_L

WE_L

CE_L

ALE_L

FULL

LHI [6:0]

BHI [2:0]

FULO [1:0]

Arbitration

Logic

LHO [1:0]

BHO [2:0]

SSF

SSV

AI04271

11/150

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