R5S77631Y266BGV Renesas Electronics America, R5S77631Y266BGV Datasheet - Page 257
![IC SUPERH MPU ROMLESS 499BGA](/photos/12/43/124352/r5s77631y266bgv_sml.jpg)
R5S77631Y266BGV
Manufacturer Part Number
R5S77631Y266BGV
Description
IC SUPERH MPU ROMLESS 499BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R5S77631Y266BGV.pdf
(2056 pages)
Specifications of R5S77631Y266BGV
Core Processor
SH-4A
Core Size
32-Bit
Speed
266MHz
Connectivity
Audio Codec, I²C, MMC, SCI, SIM, SIO, SSI, USB
Peripherals
DMA, LCD, POR, WDT
Number Of I /o
107
Program Memory Type
ROMless
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.15 V ~ 1.35 V
Data Converters
A/D 4x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
499-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5S77631Y266BGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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This LSI has an on-chip 32-Kbyte instruction cache (IC) for instructions and an on-chip 32-Kbyte
operand cache (OC) for data.
7.1
The features of the cache are given in table 7.1.
This LSI supports two 32-byte store queues (SQs) to perform high-speed writes to external
memory. The features of the store queues are given in table 7.2.
Table 7.1
Table 7.2
Item
Capacity
Type
Line size
Entries
Write method
Replacement method
Item
Capacity
Addresses
Write
Write-back
Access right
Features
Cache Features
Store Queue Features
Instruction Cache
32-Kbyte cache
4-way set-associative, virtual
address index/physical address tag
32 bytes
256 entries/way
LRU (least-recently-used) algorithm LRU (least-recently-used) algorithm
Store Queues
32 bytes × 2
H'E000 0000 to H'E3FF FFFF
Store instruction (1-cycle write)
Prefetch instruction (PREF instruction)
When MMU is disabled: Determined by SQMD bit in MMUCR
When MMU is enabled: Determined by PR for each page
Section 7 Caches
Rev. 2.00 May 22, 2009 Page 187 of 1982
Operand Cache
32-Kbyte cache
4-way set-associative, virtual
address index/physical address tag
32 bytes
256 entries/way
Copy-back/write-through selectable
Section 7 Caches
REJ09B0256-0200
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