参数资料
型号: RM5261A-300H
厂商: PMC-SIERRA INC
元件分类: 微控制器/微处理器
英文描述: 64-BIT, 300 MHz, MICROPROCESSOR, PQFP208
封装: HEAT SPREADER, MQFP-208
文件页数: 2/42页
文件大小: 898K
代理商: RM5261A-300H
Proprietary and Confidential to PMC-Sierra, Inc and for its Customer’s Internal Use
10
Document ID: PMC-2002240, Issue 1
RM5261A Microprocessor with 64-Bit System Bus Data Sheet
Preliminary
2
Block Diagram
Figure 1
Block Diagram
Integer Address/Adder
Instruction Dispatch Unit
Primary Data Cache
2-way Set Associative
Primary Instruction Cache
2-way Set Associative
DTag
DTLB
ITag
ITLB
FP
Instruction
Register
Integer
Instruction
Register
Store Buffer
Write Buffer
Read Buffer
Pad Buffer
Address Buffer
Load Aligner
Integer Register File
DTLB Virtual
PLL/Clocks
Floating-Point
Load/Align
Floating-Point
Register File
Packer/Unpacker
Floating-Point
MultAdd, Add, Sub,
Cvt, Div, Sqrt
Joint TLB
Coprocessor 0
System/Memory
Control
PC Incrementer
Branch PC Adder
ITLB Virtual
Program Counter
Int Mult, Div, Madd
Floating-Point
Control
Integer
Control
DVA
IVA
Pad Bus
D Bus
FP Bus
Integer Bus
FA Bus
A/D Bus
Shifter/Store Aligner
Logic Unit
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