參數(shù)資料
型號(hào): RM5271-266S
英文描述: 64-Bit Microprocessor
中文描述: 64位微處理器
文件頁(yè)數(shù): 16/24頁(yè)
文件大?。?/td> 387K
代理商: RM5271-266S
16
RM5271 Microprocessor, Document Rev. 1.3
Quantum Effect Devices
www.qedinc.com
POWER CONSUMPTION
Note 1:
Note 2:
Note: I/O supply power is application dependant, but typically <10% of VccInt.
Typical integer instruction mix and cache miss rates with worst case supply voltage.
Worst case instruction mix with worst case supply voltage.
AC ELECTRICAL CHARACTERISTICS
Capacitive Load Deration
Parameter
Conditions:
Max: VccInt = 2.625
Typ: VccInt = 2.5V
CPU Clock Speed
200 MHz
250 MHz
Typ
1
Max
2
350
Typ
1
Max
2
435
VccInt
Power
(mWatts)
standby
active
R4000 write protocol with no FPU operation
1600
3200
1850
3700
Write re-issue or pipelined writes with superscalar
1750
3500
2025
4050
Parameter
Conditions:
Max: VccInt = 2.625
Typ: VccInt = 2.5V
CPU Clock Speed
266 MHz
300 MHz
350 MHz
Typ
1
Max
2
Typ
1
Max
2
Typ
1
Max
2
VccInt
Power
(mWatts)
standby
450
550
650
active
R4000 write protocol with no FPU operation
1900
3800
2100
4200
2650
5300
Write re-issue or pipelined writes with superscalar
2075
4150
2300
4600
2850
5700
Parameter
Symbol
Min
Max
Units
Load Derate
C
LD
2
ns/25pF
IO Power Derate
21
mW/25pF/MHz
IO Power Derate @ 20pF load
4.0
5.5
mW/MHz
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