Revision 1.09 - August 21, 2007
PPC405EX – PowerPC 405EX Embedded Processor
Preliminary Data Sheet
Table 11. Typical DC Power Supply Requirements with DDR1 SDRAM
Frequency (MHz)
+1.2V
1.15
1.25
1.25
1.27
+1.8V
+2.5V
0.54
0.60
0.58
0.54
+3.3V
0.10
0.14
0.12
0.10
Total
1.79
1.99
1.95
1.91
Unit
W
Notes
1, 2
333
400
533
667
0
0
0
0
W
1, 3
W
1, 4
W
1, 5
Notes:
1. Values are estimates and subject to change.
2. DDR1 running at 333MHz., PLB running at 166MHz.
3. DDR1 running at 400MHz., PLB running at 200MHz.
4. DDR1 running at 355MHz., PLB running at 177MHz.
5. DDR1 running at 333MHz., PLB running at 166MHz.
Table 12. Typical DC Power Supply Requirements with DDR2 SDRAM
Frequency (MHz)
+1.2V
1.15
1.25
1.25
1.27
+1.8V
0.26
0.28
0.27
0.26
+2.5V
0.17
0.17
0.20
0.17
+3.3V
0.10
0.14
0.12
0.10
Total
1.689
1.84
Unit
W
Notes
1, 2
333
400
533
667
W
1, 3
1.84
W
1, 4
1.80
W
1, 5
Notes:
1. Values are estimates and subject to change.
2. DDR2 running at 333MHz., PLB running at 166MHz.
3. DDR2 running at 400MHz., PLB running at 200MHz.
4. DDR2 running at 355MHz., PLB running at 177MHz.
5. DDR2 running at 333MHz., PLB running at 166MHz.
Table 13. DC Power Supply Loads with DDR1 SDRAM
Parameter
Symbol
Typical
920
40
Maximum
Unit
Notes
VDD (+1.2V) active operating current
IDD1.2
1390
50
mA
mA
mA
mA
mA
mA
mA
1
1
1
1
1
1
1
AVDD (+1.2V) active operating current
AHVDD (+2.5V) active operating current
OVDD (+3.3V) active operating current
SVDD + EOVDD (+2.5V) active operating current
SAVDD (+2.5V) active operating current
EAVDD (+2.5V) active operating current
Notes:
IADD
IAHDD
IODD
IDD
100
40
120
50
200
100
100
240
120
120
ISADD
IEADD
1. Typical and Maximum values are estimates and subject to change.
AMCC Proprietary
49
AMCC [ APPLIED MICRO CIRCUITS CORPORATION ]
