405GPR Datasheet, PDF (43/57 Pages) Applied Micro Circuits Corporation – Power PC 405GPr Embedded Processor

Revision 2.04 – September 7, 2007
Data Sheet
405GPr – Power PC 405GPr Embedded Processor
Clocking Specifications
Symbol
Parameter
CPU
PF_C
Processor clock frequency
PT_C
Processor clock period
SysClk Input
SCF_C
Clock input frequency
SCT_C
Clock period
SCT_CS
Clock edge stability (phase jitter, cycle to cycle)
SCT_CH
Clock input high time
SCT_CL
Clock input low time
Note: Input slew rate > 1V/ns between 0.8V and 2.0V
MemClkOut Output
MCOF_C
Clock output frequency @ PF_C = 266MHz
MCOT_C
Clock period @ PF_C = 266MHz
MCOT_CS Clock edge stability (phase jitter, cycle to cycle)
MCOT_CH Clock output high time
MCOT_CL Clock output low time
TrcClk Output
TCF_C
Clock output frequency
TCT_C
Clock period
TCT_CS
Clock edge stability (phase jitter, cycle to cycle)
TCT_CH
Clock output high time
TCT_CL
Clock output low time
Other Clocks
VCOF_C
VCO frequency
VCOF_C
VCO frequency @ PF_C = 333MHz or 400MHz
PLBF_C
PLB frequency
OPBF_C
OPB frequency
Clocking Waveform
T_CH
T_C
Min
Max
Units
3.75/3/2.5
266.66/333.33/400
MHz
ns
25
15
40% of nominal period
40% of nominal period
66.66
40
± 0.15
60% of nominal period
60% of nominal period
MHz
ns
ns
ns
ns
7.5
45% of nominal period
45% of nominal period
133.33
± 0.2
55% of nominal period
55% of nominal period
MHz
ns
ns
ns
ns
45% of nominal period
45% of nominal period
PF_C / 2
PT_C x 2
± 0.2
55% of nominal period
55% of nominal period
MHz
ns
ns
ns
ns
500
1000
MHz
500
1333
MHz
133.33
MHz
66.66
MHz
2.0V
1.5V
0.8V
T_CL
AMCC
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