PRIXP421BB 869740 Intel, PRIXP421BB 869740 Datasheet - Page 80
PRIXP421BB 869740
Manufacturer Part Number
PRIXP421BB 869740
Description
Manufacturer
Intel
Datasheet
1.PRIXP421BB_869740.pdf
(130 pages)
Specifications of PRIXP421BB 869740
Core Operating Frequency
533MHz
Package Type
BGA
Pin Count
492
Mounting
Surface Mount
Operating Temperature (max)
85C
Operating Temperature (min)
-40C
Operating Temperature Classification
Industrial
Lead Free Status / Rohs Status
Compliant
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5.2
5.2.1
Figure 9.
5.2.2
Intel
Datasheet
80
®
IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor
V
voltage supplies.
The filter circuits for each supply are shown in the following sections.
V
processors.
The ground of both capacitors should be connected to the nearest V
associated V
of two 100-nF capacitors may be used as long as the capacitors are placed directly
beside each other.
V
V
The ground of both capacitors should be connected to the nearest V
associated V
of two 100-nF capacitors may be used as long as the capacitors are placed directly
beside each other.
To reduce voltage-supply noise on the analog sections of the Intel
Line of Network Processors and IXC1100 Control Plane Processor, the phase-lock loop
circuits (V
A parallel combination of a 10-nF capacitor — for bypass — and a 200-nF capacitor —
for a first-order filter with a cut-off frequency below 30 MHz — must be connected to
the V
capacitors should be located less than 0.5 inch away from the V
A parallel combination of a 10-nF capacitor — for bypass — and a 200-nF capacitor —
for a first-order filter with a cut-off frequency below 30 MHz — must be connected to
the V
capacitors should be located less than 0.5 inch away from the V
CCPLL1
CCPLL1
CCPLL2
CCPLL1
CCPLL1
CCPLL2
Power Filtering Diagram
CCPLL1
Requirement
Requirement
, V
pin of the Intel
pin of the IXP42X product line and IXC1100 control plane processors.
SS
SS
1.3 V
CCPLL2
10 nF
pin. In order to achieve the 200-nF capacitance, a parallel combination
pin. In order to achieve the 200-nF capacitance, a parallel combination
,
V
CCPLL2
V
SS
, V
) and oscillator circuit (V
®
CCOSCP
100 nF
IXP42X product line and IXC1100 control plane
Intel
®
IXP42X product line and IXC1100 control plane processors
, V
CCOSC
100 nF
V
CCOSCP
CCPLL1
Pin Requirements
V
SS
,
V
CCOSC
Intel
Product Line /
Intel
Control Plane
Document Number: 252479-006US
Processor
®
®
IXC1100
) require isolated
CCPLL1
IXP42X
CCPLL2
®
SS
SS
B1680-03
IXP42X Product
supply pin. Both
supply pin. Both
pin and the
pin and the
August 2006
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