GCIXP1250BA 837411 Intel, GCIXP1250BA 837411 Datasheet - Page 4

• Manufacturer Part Number: GCIXP1250BA 837411
• Manufacturer: Intel

Specifications of GCIXP1250BA 837411

• Lead Free Status / Rohs Status: Supplier Unconfirmed

Intel
4.0
5.0
Figures
iv
®
IXP1250 Network Processor
3.8
3.9
Electrical Specifications ................................................................................................... 68
4.1
4.2
4.3
4.4
Mechanical Specifications.............................................................................................. 144
5.1
5.2
1
2
3
4
5
Pin State During Reset........................................................................................ 65
Pullup/Pulldown and Unused Pin Guidelines ...................................................... 67
Absolute Maximum Ratings ................................................................................ 68
DC Specifications................................................................................................ 71
4.2.1
4.2.2
4.2.3
AC Specifications ................................................................................................ 73
4.3.1
4.3.2
4.3.3
4.3.4
4.3.5
4.3.6
4.3.7
4.3.8
4.3.9
Asynchronous Signal Timing Descriptions........................................................ 143
Package Dimensions ........................................................................................ 144
IXP1250 Package Dimensions (mm) ................................................................ 147
Silicon Block Diagram ........................................................................................... 9
System Block Diagram........................................................................................ 10
SDRAM Unit Block Diagram ............................................................................... 16
SRAM Unit Block Diagram .................................................................................. 19
Reset Logic ......................................................................................................... 24
Type 1 Driver DC Specifications ............................................................ 71
Type 2 Driver DC Specifications ............................................................ 72
Overshoot/Undershoot Specifications .................................................... 72
Clock Timing Specifications ................................................................... 73
PXTAL Clock Input................................................................................. 73
PXTAL Clock Oscillator Specifications................................................... 74
PCI ......................................................................................................... 74
4.3.4.1 PCI Electrical Specification Conformance................................. 74
4.3.4.2 PCI Clock Signal AC Parameter Measurements....................... 74
4.3.4.3 PCI Bus Signals Timing............................................................. 76
Reset...................................................................................................... 77
4.3.5.1 Reset Timings Specification ...................................................... 77
IEEE 1149.1 ........................................................................................... 78
4.3.6.1 IEEE 1149.1 Timing Specifications ........................................... 79
IX Bus..................................................................................................... 81
4.3.7.1 FCLK Signal AC Parameter Measurements.............................. 81
4.3.7.2 IX Bus Signals Timing ............................................................... 82
4.3.7.3 IX Bus Protocol.......................................................................... 84
4.3.7.4 RDYBus................................................................................... 118
4.3.7.5 TK_IN/TK_OUT ....................................................................... 120
SRAM Interface .................................................................................... 121
4.3.8.1 SRAM SCLK Signal AC Parameter Measurements ................ 121
4.3.8.2 SRAM Bus Signal Timing ........................................................ 122
4.3.8.3 SRAM Bus - SRAM Signal Protocol and Timing ..................... 124
4.3.8.4 SRAM Bus - BootROM and SlowPort Timings........................ 129
4.3.8.5 SRAM Bus - BootRom Signal Protocol and Timing................. 129
4.3.8.6 SRAM Bus - Slow-Port Device Signal Protocol and Timing .... 132
SDRAM Interface ................................................................................. 136
4.3.9.1 SDCLK AC Parameter Measurements.................................... 136
4.3.9.2 SDRAM Bus Signal Timing ..................................................... 137
4.3.9.3 SDRAM Signal Protocol .......................................................... 138
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