參數(shù)資料
型號: 440SP
廠商: Applied Micro Circuits Corp.
英文描述: PowerPC 440SP Embedded Processor
中文描述: 嵌入式處理器的PowerPC 440SP
文件頁數(shù): 59/85頁
文件大?。?/td> 615K
代理商: 440SP
PowerPC 440SP Embedded Processor
62
AMCC Proprietary
Revision 1.23 - Sept 26, 2006
Data Sheet
Power
AxGND
Analog ground.
na
APxVDD
Analog voltage—1.5V.
Filtered voltages input for PCI PLLs (analog circuits).
Note:A separate filter for all analog voltages is
recommended.
na
AxVDD
Analog voltage—1.5V.
Filtered voltages input for system PLLs (analog circuits).
Note:A separate filter for all analog voltages is
recommended.
na
GND
Logic and I/O ground.
na
OVDD
I/O supply (except DDR SDRAM and PCI-X)— 3.3V.
na
PxVDD
PCI-X I/O voltage supply.
Note:PCI-X operates at 3.3V.
PCI-X 266 DDR operates at 1.5V
na
SVDD
DDR SDRAM I/O voltage supply.
Note:DDR SDRAM operates at 2.5V
DDR2 SDRAM operates as 1.8V
na
VDD
Logic voltage supply—1.5V.
na
PSRO
PSRO
Performance Screen Ring Oscillator.
Note:All PSRO signals should be connected to logic
ground (GND).
na
Reserved
Reserved
Do not connect voltage, ground, or any signals to these
pins.
na
Table 6. Signal Functional Description (Sheet 7 of 7)
Notes:
1. Receiver input has hysteresis
2. Must pull up (recommended value is 3k
Ω to 3.3V)
3. Must pull down (recommended value is 1k
Ω)
4. If not used, must pull up (recommended value is 3k
Ω to 3.3V)
5. If not used, must pull down (recommended value is 1k
Ω)
6. Strapping input during reset; pull-up or pull-down required
Signal Name
Description
I/O
Type
Notes
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