RM5231-150-Q PMC-Sierra Inc, RM5231-150-Q Datasheet - Page 10
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RM5231-150-Q
Manufacturer Part Number
RM5231-150-Q
Description
RM5231 Microprocessor with 32-Bit System Bus Data Sheet Released
Manufacturer
PMC-Sierra Inc
Datasheet
1.RM5231-150-Q.pdf
(39 pages)
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Proprietary and Confidential to PMC-Sierra, Inc and for its Customer’s Internal Use
Document ID: PMC-2002165, Issue 1
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
DTLB
DTag
Branch PC Adder
Program Counter
Control
PC Incrementer
RM5231™ Microprocessor with 32-bit System Bus Data Sheet
Coprocessor 0
ITLB Virtual
Joint TLB
Pad Buffer
Address Buffer
IVA
ITag
ITLB
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
Released
10
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