參數(shù)資料
型號: 440SPE
廠商: Applied Micro Circuits Corp.
英文描述: PowerPC 440SPe Embedded Processor
中文描述: 嵌入式處理器的PowerPC 440SPe
文件頁數(shù): 53/80頁
文件大小: 572K
代理商: 440SPE
PowerPC 440SPe Embedded Processor
Revision 1.23 - Sept 21, 2006
AMCC Proprietary
57
Preliminary Data Sheet
SYSPLLG
Ground for the SYS_PLL
n/a
SYSPLLV
Analog 1.5V Filtered Supply voltages input for the
SYS_PLL
A separate filter for all analog voltages is recommended.
In/a
SYS2PLLG
Ground for the DDR_PLL (SDRAM)
n/a
SYS2PLLV
Analog 1.5V Filtered Supply voltages input for the
DDR_PLL (SDRAM)
A separate filter for all analog voltages is recommended.
In/a
GND
Logic and I/O voltage ground.
n/a
OVDD
3.3V I/O supply (except DDR SDRAM and PCI-X).
n/a
PxVDD
PCI-X I/O voltage supply.
3.3 V for PCI and PCI-X
1.5 V for PCI-X 266 DDR Mode 2
n/a
SVDD
DDR SDRAM I/O voltage supply.
2.5V for DDR1 SDRAM
1.8V for DDR2 SDRAM
n/a
VDD
1.5V Logic voltage supply.
n/a
Miscellaneous
PSRO1
Performance Screen Ring Oscillator.
n/a
5
THERMALDA
THERMALDB
On chip Diode for thermal monitoring.
P diffusion on Pad A (In), and N on pad B (out)
I
O
Reserved
Do not connect voltage, ground, or any signals to these
pins.
n/a
Table 6. Signal Functional Description (Sheet 8 of 8)
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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