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604 AMD Geode™ LX Processors Data Book
Electrical Specifications
33234H
7.5 DC Characteristics
All DC parameters and current measurements in this section were measured under the operating conditions listed in Table
7-2 "Operating Conditions", unless otherwise noted. The signals associated with the seven signal buffer types on the
AMD Geode LX processor, are shown Table 3-5 "Ball Assignments - Sorted by Ball Number" on page 26.
Table 7-7. DC Characteristics
Symbol Parameter Min Max Units Comments
V
IL
Low Level Input Voltage, Note 1
PCI -0.5 0.3*V
IO
V
24/Q3 -0.5 0.8 V
24/Q5 -0.5 0.8 V
24/Q7 -0.5 0.8 V
5V -0.5 0.8 V
DDR -0.3 MVREF-0.2 V
DDRCLK N/A N/A
V
IH
High Level Input Voltage, Note 1
PCI 0.5*V
IO
V
IO
+0.5 V
24/Q3 2.0 V
IO
+0.5 V
24/Q5 2.0 V
IO
+0.5 V
24/Q7 2.0 V
IO
+0.5 V
5V 2.0 5.5V V Overvoltage tolerant
DDR MVREF+0.2 V
MEM
+0.3 V
DDRCLK N/A N/A
V
OL
Low Level Output Voltage, Note 1
PCI 0.1*V
IO
V
24/Q3 0.4 V
24/Q5 0.4 V
24/Q7 0.4 V
5V 0.4 V
DDR 0.35 V
DDRCLK MVREF-0.4 V
V
OH
High Level Output Voltage, Note 1
PCI 0.9*VIO V
24/Q3 2.4 V
24/Q5 2.4 V
24/Q7 2.4 V
5V 2.4 V
DDR V
MEM
-0.43 V
DDRCLK MVREF+0.4 V