DS72030W200FPV Renesas Electronics America, DS72030W200FPV Datasheet - Page 264
DS72030W200FPV
Manufacturer Part Number
DS72030W200FPV
Description
MPU, 32BIT, SH7203, ROMLESS, 240QFP
Manufacturer
Renesas Electronics America
Series
SH7200r
Datasheet
1.R5S72030W200FP.pdf
(1686 pages)
Specifications of DS72030W200FPV
Core Size
32bit
Program Memory Size
32KB
Cpu Speed
200MHz
Digital Ic Case Style
QFP
No. Of Pins
240
Supply Voltage Range
1.1V To 1.3V
Operating Temperature Range
-20°C To +85°C
Svhc
No SVHC
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Section 8 Cache
Operations in sections 8.3.2 to 8.3.5 are summarized in table 8.8.
Table 8.8
[Legend]
x:
Notes: Cache renewal cycle: 16-byte read access, write-back cycle in write-back buffer: 16-byte
Rev. 3.00 Sep. 28, 2009 Page 232 of 1650
REJ09B0313-0300
Cache
Instruction
cache
Operand
cache
Don't care.
write access
* Neither LRU renewed. LRU is renewed in all other cases.
CPU Cycle
Instruction
fetch
Prefetch/
read
Write
Cache Operations
Hit/
miss
Hit
Miss
Hit
Miss
Hit
Miss
Write-back mode/
write through
mode
⎯
⎯
Either mode is
available
Write-through
mode
Write-back mode
Write-through
mode
Write-back mode
Write-through
mode
Write-back mode
U
Bit
⎯
⎯
x
⎯
0
1
⎯
x
⎯
0
1
External Memory
Accession
(through internal bus)
Not generated
Cache renewal cycle is
generated
Not generated
Cache renewal cycle is
generated
Cache renewal cycle is
generated
Cache renewal cycle is
generated. Then write-back
cycle in write-back buffer is
generated.
Write cycle CPU issues is
generated.
Not generated
Write cycle CPU issues is
generated.
Cache renewal cycle is
generated
Cache renewal cycle is
generated. Then write-back
cycle in write-back buffer is
generated.
Cache Contents
Not renewed
Renewed to new values by
cache renewal cycle
Not renewed
Renewed to new values by
cache renewal cycle
Renewed to new values by
cache renewal cycle
Renewed to new values by
cache renewal cycle
Renewed to new values by write
cycle the CPU issues
Renewed to new values by write
cycle the CPU issues
Not renewed*
Renewed to new values by
cache renewal cycle.
Subsequently renewed again to
new values in write cycle CPU
issues.
Renewed to new values by
cache renewal cycle.
Subsequently renewed again to
new values in write cycle CPU
issues.
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