參數(shù)資料
型號: PPC440GRx-NpAfffTs
廠商: Applied Micro Circuits Corp.
英文描述: PowerPC 440GRx Embedded Processor
中文描述: 嵌入式處理器的PowerPC 440GRx
文件頁數(shù): 66/88頁
文件大?。?/td> 603K
代理商: PPC440GRX-NPAFFFTS
440GRx – PPC440GRx Embedded Processor
Preliminary Data Sheet
66
AMCC Proprietary
Revision 1.08 – October 15, 2007
Figure 4. Overshoot Waveform
Table 12. Input Capacitance
Parameter
Symbol
Maximum
Unit
Notes
2.5V/1.8V DDR
C
IN1
2.9
pF
3.3V LVTTL
C
IN2
2.1
pF
PCI
C
IN3
2.5
pF
3.3V tolerant CMOS
C
IN5
2.4
pF
Table 13. Overshoot and Undershoot
Receiver
AC Overshoot (V)
DC Overshoot (V)
DC Undershoot (V)
AC Undershoot (V)
T
OS
3.3V LVTTL
3.9
3.6
-0.16
-0.6
0.1*T
CYC1
2.5V (3.3V
tolerant)
3.9
3.6
-0.16
-0.6
0.1*T
CYC1
DDR
1.2*SOV
DD
SOV
DD
+ 0.3
-0.3
-0.6
0.1/MemClkOut
PCI
1.2*OV
DD
OV
DD
+ 0.5
-0.5
-0.2*OV
DD
0.1/PCIClk
Notes:
1. T
CYC
is the period of the bus clock.
1/PerClk - EBC and NAND flash interfaces.
1/GMCRXClk - GMII and MII modes
1/SMIIRefClk - SMII mode
1/GMCGRXClk - RGMII mode
1/TrcClk - instruction trace interface
1/IIC0Clk and 1/IIC1Clk - IIC interfaces
1/SPIClkOut - SPI
AC Undershoot (V)
T
OS
T
OS
DC Overshoot (V)
DC Undershoot (V)
T
CYC
AC Overshoot (V)
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