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AMD Sempron™ Processor Model 10 with 256K L2 Cache Data Sheet
6.4
333 FSB AMD Athlon™ System Bus DC Characteristics
Table 4.
333 FSB AMD Athlon™ System Bus DC Characteristics
Symbol
Parameter
V
DC Input Reference Voltage
REF
I
V
Tristate Leakage Pullup
VREF_LEAK_P
REF
I
V
Tristate Leakage Pulldown
VREF_LEAK_N
REF
V
Input High Voltage
IH
V
Input Low Voltage
IL
I
Tristate Leakage Pullup
LEAK_P
I
Tristate Leakage Pulldown
LEAK_N
C
Input Pin Capacitance
IN
R
Output Resistance
ON
R
Impedance Set Point, P Channel
setP
R
Impedance Set Point, N Channel
setN
Notes:
1. V
is nominally set to 50% of V
REF
created with a sufficiently accurate DC source and a sufficiently quiet AC response to adhere to the ± 50 mV specification listed
above.
2. Measured at V
CC_CORE
24
333 FSB AMD Sempron™ Processor Model 10 with 256K L2 Cache Specifications
Table 4 shows the DC characteristics of the AMD Athlon
system bus for this processor.
Condition
V
= V
IN
V
= V
IN
V
(Ground)
V
IN
Nominal
with actual values that are specific to motherboard design implementation. V
CC_CORE
/ 2.
Min
(0.5 x V
CC_CORE
–50
Nominal
–100
REF
Nominal
REF
V
+200
REF
–500
= VSS
IN
–1
= V
CC_CORE
4
0.90 x R
setN,P
40
40
31994A —1 August 2004
Max
Units Notes
)
(0.5 x V
)
CC_CORE
mV
+50
µA
µA
100
V
+500
mV
CC_CORE
V
–200
mV
REF
mA
1
mA
7
pF
Ω
1.1 x R
setN,P
Ω
70
Ω
70
REF
Chapter 6
1
2
2
2
must be
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