81348 Datasheet, PDF (3/89 Pages) Intel Corporation – Two Integrated Intel XScale processors

Contents—Intel^® 81348
Contents
1.0 Introduction ..............................................................................................................7
1.1 About This Document...........................................................................................7
1.1.1 Terminology ............................................................................................7
1.1.2 Other Relevant Documents ........................................................................7
2.0 Features ....................................................................................................................9
2.1 About the Intel® 81348 I/O Processor ...................................................................9
2.2 Intel® 81348 I/O Processor Features................................................................... 11
2.2.1 Host Interface........................................................................................ 11
2.2.2 Internal Busses...................................................................................... 12
2.2.3 Application DMA Controllers ..................................................................... 12
2.2.4 Address Translation Unit ......................................................................... 12
2.2.5 Messaging Unit ...................................................................................... 12
2.2.6 DDR2 Memory Controller......................................................................... 13
2.2.7 SRAM Memory Controller......................................................................... 13
2.2.8 Peripheral Bus Interface .......................................................................... 13
2.2.9 I²C Bus Interface Units ........................................................................... 13
2.2.10 UART Units ............................................................................................ 13
2.2.11 Interrupt Controller Unit.......................................................................... 13
2.2.12 XSI System Controller............................................................................. 14
2.2.13 Inter-Processor Communication................................................................ 14
2.2.14 Timers .................................................................................................. 14
2.2.15 GPIO .................................................................................................... 14
3.0 Package Information ............................................................................................... 15
3.1 Package Introduction ......................................................................................... 15
3.2 Functional Signal Definitions ............................................................................... 15
3.2.1 Signal Pin Descriptions............................................................................ 15
4.0 Electrical Specifications........................................................................................... 62
4.1
4.2
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4.3 Targeted AC Specifications ................................................................................. 68
4.3.1 Clock Signal Timings............................................................................... 68
4.3.2 DDR2 SDRAM Interface Signal Timings...................................................... 71
4.3.3 Peripheral Bus Interface Signal Timings..................................................... 72
4.3.4 I²C/SMBus Interface Signal Timings.......................................................... 73
4.3.5 PCI Bus Interface Signal Timings .............................................................. 74
4.3.6 PCI Express* Differential Transmitter (Tx) Output Specifications................... 75
4.3.7 PCI Express* Differential Receiver (Rx) Input Specifications ......................... 77
4.3.8 Boundary Scan Test Signal Timings .......................................................... 78
4.4 AC Timing Waveforms........................................................................................ 79
4.5 Storage Interface Electrical Specifications............................................................. 88
December 2007
Order Number: 315038-003US
Intel^® 81348 I/ODParotacsehsesoert
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