R5S77631Y266BGV Renesas Electronics America, R5S77631Y266BGV Datasheet - Page 164
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
- Current page: 164 of 2056
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Section 4 Pipelining
4.3
Instruction execution cycles are summarized in table 4.4. Instruction Group in the table 4.4
corresponds to the category in the table 4.2. Penalty cycles due to a pipeline stall are not
considered in the issue rates and execution cycles in this section.
1. Issue Rate
Rev. 2.00 May 22, 2009 Page 94 of 1982
REJ09B0256-0200
2. Execution Cycles
E.g. MAC.W instruction
FPU instruction
E.g. FMUL instruction
E.g. FDIV instruction
Execution cycles indicates the cycle counts an instruction occupied the pipeline based on the next rules.
CPU instruction
E.g. AND.B instruction
Issue rates indicates the issue period between one instruction and next instruction.
E.g. AND.B instruction
E.g. MAC.W instruction
Issue Rates and Execution Cycles
I1
I1
I2
I2
Next instruction
ID
I1
ID
I1
I1
I1
FE1 FE2 FE3 FE4 FE5 FE6
Next instruction
FE1
I2
I2
I2
I2
Issue rate: 2
FE2
FE1
Divider occupation cycle
(I1)
ID
ID
ID
ID
FE3
FE2
FE1
S1
S1
S1
S1
(I2)
ID
ID
ID
ID
Issue rate: 3
(ID)
FE4
(I1)
FE3
FE2
S2
S1
S2
S2
S2
S1
ID
ID
FS
E1S1
E1S1
FE5
FE4
FE3
S3
(I2)
S2
S3
S3
S3
S2
Execution Cycles: 3
Execution Cycles: 14
E2S2
E2S2
WB
FE6
WB
FE5
FE4
WB
WB
(ID)
S3
S3
FE3 FE4 FE5 FE6
Execution Cycles: 4
Execution Cycles: 3
E3S3
FE6
E3S3
WB
FE5
M2
WB
FS
M2
FE6
M3
WB
FS
WB
M3
MS
FS
MS
FS
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