PPC440GX-3FF533C AMCC [Applied Micro Circuits Corporation], PPC440GX-3FF533C Datasheet - Page 67

• Manufacturer Part Number: PPC440GX-3FF533C
• Description: Power PC 440GX Embedded Processor
• Manufacturer: AMCC [Applied Micro Circuits Corporation]

Revision 1.15 – August 30, 2007
AMCC
Peripheral Interface Clock Timings
Data Sheet
PCIXClk input frequency (asynchronous mode)
PCIXClk period (asynchronous mode)
PCIXClk input high time
PCIXClk input low time
EMCMDClk output frequency
EMCMDClk period
EMCMDClk output high time
EMCMDClk output low time
EMCTxClk input frequency MII(RMII)
EMCTxClk period MII(RMII)
EMCTxClk input high time
EMCTxClk input low time
EMCRxClk input frequency MII(RMII)
EMCRxClk period MII(RMII)
EMCRxClk input high time
EMCRxClk input low time
GMCRefClk input frequency
GMCRefClk period
GMCRefClk input high time
GMCRefClk input low time
PerClk output frequency (for ext. master or sync. slaves)
PerClk period
PerClk output high time
PerClk output low time
UARTSerClk input frequency
UARTSerClk period
UARTSerClk input high time
UARTSerClk input low time
Parameter
440GX – Power PC 440GX Embedded Processor
40% of nominal period
40% of nominal period
35% of nominal period
35% of nominal period
35% of nominal period
35% of nominal period
47% of nominal period
47% of nominal period
50% of nominal period
33% of nominal period
2T
T
T
40(20)
40(20)
2.5(5)
2.5(5)
33.33
OPB
OPB
Min
400
160
160
OPB
7.5
12
–
–
–
8
–
+1
+1
+2
60% of nominal period
60% of nominal period
53% of nominal period
53% of nominal period
66% of nominal period
50% of nominal period
1000/(2T
400(200)
400(200)
133.33
25(50)
25(50)
83.33
Max
125
2.5
30
OPB
–
–
–
–
–
–
–
–
–
–
–
1
+2ns)
Units
MHz
MHz
MHz
MHz
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
2
1
1
1
1
67