PRIXP425BB Intel, PRIXP425BB Datasheet - Page 16

• Manufacturer Part Number: PRIXP425BB
• Description: IC NETWRK PROCESSR 266MHZ 492BGA
• Manufacturer: Intel

Specifications of PRIXP425BB

• Processor Type: Network
• Features: XScale Core
• Speed: 266MHz
• Voltage: 1.3V
• Mounting Type: Surface Mount
• Package / Case: 492-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 869046

Figure 2.
2.2
Intel
Hardware Design Guidelines
16
®
Configuration
IXP42X Product Line of Network Processors and IXC1100 Control Plane Processor
Reset Logic
16 Mbyte
Board
FLASH
BUFFER
Devices’ System Block Diagram
System Memory Map
The IXP42X product line and IXC1100 control plane processors implement a single
address map that is used for all internal memory and register space. The complete
address space consists of 2^32 byte addressable location.
Table 1
Connector
RS232B
10/100
XCVR
PHY
USB
shows the memory map of peripherals connected to the AHB.
CS_N0
D[15:0]
A[23:0]
Intel
®
IXP42X product line and IXC1100 control plane processors—System Architecture
IXP42X Product Line
and IXC1100 Control
Plane Processors
cPCI Bus
Header
JTAG
Transparent PCI
Bridge
RAS, CAS, WE, CS
BA[1:0]
D[31:0]
A[12:0]
Ethernet
Clocks
Document Number: 252817-008US
(Four Chips)
Clock Buffer
256 Mbyte
16Mx4x16
Interface
UTOPIA
Interface
SDRAM
HSS
PLL
Clock
Supply
Power
PCI
December 2007
OSC