GCIXP1250BC 837414 Intel, GCIXP1250BC 837414 Datasheet - Page 3

• Manufacturer Part Number: GCIXP1250BC 837414
• Manufacturer: Intel

Specifications of GCIXP1250BC 837414

• Lead Free Status / Rohs Status: Supplier Unconfirmed

Contents
1.0
2.0
3.0
Datasheet
Product Description ............................................................................................................ 9
Functional Units................................................................................................................11
2.1
2.2
2.3
2.4
2.5
2.6
2.7
Signal Description ............................................................................................................26
3.1
3.2
3.3
3.4
3.5
3.6
3.7
Conventions ........................................................................................................11
StrongARM* Core Microprocessor ......................................................................11
Microengines .......................................................................................................11
FBI Unit and the IX Bus.......................................................................................12
2.4.1
SDRAM and SRAM Units....................................................................................15
2.5.1
2.5.2
2.5.3
2.5.4
2.5.5
2.5.6
PCI Unit ...............................................................................................................22
2.6.1
Device Reset .......................................................................................................23
2.7.1
2.7.2
2.7.3
2.7.4
Pinout Diagram....................................................................................................26
Pin Type Legend .................................................................................................27
Pin Description, Grouped by Function.................................................................28
3.3.1
3.3.2
3.3.3
3.3.4
3.3.5
3.3.6
3.3.7
3.3.8
3.3.9
3.3.10 Miscellaneous Test Pins.........................................................................42
3.3.11 Pin Usage Summary ..............................................................................43
Pin/Signal List......................................................................................................44
Signals Listed in Alphabetical Order ...................................................................49
IX Bus Pins Function Listed by Operating Mode.................................................53
IX Bus Decode Table Listed by Operating Mode Type .......................................63
IX Bus Access Behavior .........................................................................12
2.4.1.1 Reset and Idle Bus Considerations ...........................................14
SDRAM Unit ...........................................................................................15
SDRAM Bus Access Behavior ...............................................................16
SDRAM Cyclic Redundancy Checking (CRC) .......................................17
SDRAM Error Correction Code (ECC) ...................................................17
SDRAM Configurations ..........................................................................18
SRAM Unit..............................................................................................18
2.5.6.1 SRAM Types Supported............................................................20
2.5.6.2 SRAM Configurations ................................................................20
2.5.6.3 BootROM Configurations ..........................................................21
2.5.6.4 SRAM Bus Access Behavior .....................................................21
PCI Arbitration and Central Function Support ........................................22
Hardware Initiated Reset........................................................................25
Software Initiated Reset .........................................................................25
PCI Initiated Reset .................................................................................25
Watchdog Timer Initiated Reset .............................................................25
Processor Support Pins..........................................................................28
SRAM Interface Pins ..............................................................................29
SDRAM Interface Pins ...........................................................................31
IX Bus Interface Pins..............................................................................33
General Purpose I/Os.............................................................................37
Serial Port (UART) Pins .........................................................................37
PCI Interface Pins ..................................................................................38
Power Supply Pins .................................................................................41
IEEE 1149.1 Interface Pins ....................................................................42
Intel
®
IXP1250 Network Processor
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