RM5231A-300-H PMC [PMC-Sierra, Inc], RM5231A-300-H Datasheet - Page 10
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RM5231A-300-H
Manufacturer Part Number
RM5231A-300-H
Description
Manufacturer
PMC [PMC-Sierra, Inc]
Datasheet
1.RM5231A-300-H.pdf
(40 pages)
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Proprietary and Confidential to PMC-Sierra, Inc and for its Customer’s Internal Use
Document ID: PMC-2002174, Issue 2
2
Block Diagram
Figure 1
Store Buffer
MultAdd, Add, Sub,
Packer/Unpacker
Floating-Point
Floating-Point
Floating-Point
Cvt, Div, Sqrt
2-way Set Associative
Register File
Primary Data Cache
Load/Align
Block Diagram
D Bus
Write Buffer
Read Buffer
System/Memory
DTag
DTLB
RM5231A™ Microprocessor with 32-Bit System Bus Data Sheet
Branch PC Adder
Program Counter
Control
PC Incrementer
Coprocessor 0
ITLB Virtual
Joint TLB
Pad Buffer
Address Buffer
IVA
ITLB
ITag
DVA
FP Bus
FA Bus
PLL/Clocks
DTLB Virtual
Integer Address/Adder
Integer Register File
Shifter/Store Aligner
Load Aligner
Primary Instruction Cache
Instruction
Logic Unit
2-way Set Associative
Register
Instruction Dispatch Unit
A/D Bus
FP
Int Mult, Div, Madd
Integer Bus
Instruction
Register
Pad Bus
Integer
Preliminary
10
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