RPIXP2850BB Intel, RPIXP2850BB Datasheet - Page 38

• Manufacturer Part Number: RPIXP2850BB
• Manufacturer: Intel

Specifications of RPIXP2850BB

• Operating Supply Voltage (typ): 1.3/1.5/2.5/3.3V
• Operating Supply Voltage (max): 1.575/2.7/3.465V
• Operating Supply Voltage (min): 1.235/2.3/3.135V
• Mounting: Surface Mount
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Not Compliant

IXP28XX Network Processor
RDRAM
Figure 8.
3.3
38
If the requirement cannot be guaranteed by the power sequence design then the following
recommendations can be used to meet the requirement:
Common V
IXP28XX Network Processor Rambus* Controller
Footprint and Via Placement
The following figures illustrate the IXP28XX network processor Rambus* controller footprint and
via placement:
Figure 9
placement. The checkerboard GND-signal via placement is achieved by alternating the orientation
of the dogbones.
•
•
•
•
Each channel’s V
example of this implementation is shown in
The RDRAM V
Figure 9, “Rambus* Controller Footprint and Via Placement Showing Alternating Dogbone
Orientation”
Figure 10, “Rambus* Controller Footprint and Via Placement Showing Exploded View of
Checkerboard Detail”
illustrates the IXP28XX network processor Rambus* controller footprint and via
Intel
Processor
Network
CCR_IO
®
IXP2800
CMOS
for All Three RACs in the IXP28XX
TERM
can be connected to V
can be linked to V
Common VCCRIO
3 RACs
CCR_IO
CCR_IO
Figure
with back-to-back Schottkey diodes. An
because V
8.
®
Network Processor
HCD Module
HCD Module
HCD Module
CMOS
Hardware Design Guide
draws only a few µA.
3 Vterms
B3431-01