參數(shù)資料
型號: MSC8144
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
元件分類: 數(shù)字信號處理
英文描述: Quad Core Digital Signal Processor
中文描述: 四核心數(shù)字信號處理器
文件頁數(shù): 27/80頁
文件大?。?/td> 1146K
代理商: MSC8144
Electrical Characteristics
MSC8144 Quad Core Digital Signal Processor Data Sheet, Rev. 1
Freescale Semiconductor
27
2.2
Table 3
lists recommended operating conditions. Proper device operation outside of these conditions is not guaranteed.
Recommended Operating Conditions
2.3
Table 4
provides information on the characteristics of the output driver strengths. The values are preliminary estimates.
Default Output Driver Characteristics
Table 3. Recommended Operating Conditions
Rating
Symbol
Min
Nominal
Max
Unit
Core supply voltage
PLL supply voltage
V
DD
0.97
0.97
1.0
1.0
1.05
1.05
V
V
V
DDPLL0
V
DDPLL1
V
DDPLL2
V
DDM3
V
DDDDR
M3 memory Internal voltage
DDR memory supply voltage
DDR mode
DDR2 mode
DDR reference voltage
Ethernet 1 I/O voltage
2.5 V mode
3.3 V mode
Ethernet 2 I/O voltage
2.5 V mode
3.3 V mode
I/O voltage excluding Ethernet,
DDR, M3, and RapidIO lines
M3 memory I/O and M3 charge
pump voltage
Rapid I/O C voltage
Rapid I/O P voltage
Short run (haul) mode
Long run (haul) mode
Rapid I/O PLL voltage
Operating temperature range:
Standard
Extended
1.14
1.2
1.26
V
MV
REF
V
DDGE1
2.375
1.71
0.49
×
V
DDDDR
2.5
1.8
0.5
×
V
DDDDR
2.625
1.89
0.51
×
V
DDDDR
V
V
V
2.375
3.135
2.5
3.3
2.625
3.465
V
V
V
DDGE2
2.375
3.135
3.135
2.5
3.3
3.3
2.625
3.465
3.465
V
V
V
V
DDIO
V
DDM3IO
V
25M3
V
DDSXC
V
DDSXP
2.375
2.5
2.625
V
0.95
1.0
1.05
V
0.95
1.14
0.95
1.0
1.2
1.0
1.05
1.26
1.05
V
V
V
V
DDRIOPLL
T
J
T
A
T
J
0
–40
90
105
°C
°C
°C
Note:
PLL supply voltage is specified at input of the filter and not at pin of the MSC8144 (see
Figure 46
).
Table 4. Output Drive Impedance
Driver Type
Output Impedance (
Ω
)
DDR signal
DDR2 signal
18
18
35 (half strength mode)
25
100
50
PCI signals
Rapid I/O signals
Other signals
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