RM7065A-350T View Datasheet(PDF) - PMC-Sierra

Part Name

Description

Manufacturer

RM7065A-350T

RM7065A™ Microprocessor with On-Chip Secondary Cache

PMC-Sierra 

RM7065A™ Microprocessor with On-Chip Secondary Cache Data Sheet

Preliminary

2 Block Diagram

Figure 1 Block Diagram

Secondary Tags

Set A

256KB Secondary Cache, 4-way Set Associative

Secondary Tags

Set B

Primary Data Cache

4-way Set Associative

DTag

DTLB

ITag

ITLB

Primary Instruction Cache

4-way Set Associative

A/D Bus

Pad Bus

Store Buffer

Write Buffer

Read Buffer

D Bus

Pad Buffer

Address Buffer

Prefetch Buffer

Instruction Dispatch Unit

F-Pipe Bus

F Pipe Register

M Pipe Register

M-Pipe Bus

Floating-Point

Load/Align

Floating-Point

Register File

Packer/Unpacker

Comparator

Floating-Point

MultAdd, Add, Sub,

Cvt, Div, Sqrt

Multiplier Array

Joint TLB

Coprocessor 0

DVA

System/Memory

Control

IVA

PC Incrementer

Branch PC Adder

ITLB Virtual

Program Counter

Load Aligner

Integer Register File

M Pipe

F Pipe

Adder

Adder

StAIn/Sh Shifter

Logicals Logicals

FA Bus

DTLB Virtual

PLL/Clocks Int Mult, Div, Madd

Proprietary and Confidential to PMC-Sierra, Inc and for its Customer’s Internal Use

10

Document ID: PMC-2010145, Issue 2

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