參數(shù)資料
型號(hào)： PXA270
廠商： Intel Corp.
英文描述： Electrical, Mechanical, and Thermal Specification
中文描述： 電氣，機(jī)械和熱規(guī)格
文件頁數(shù)： 4/126頁
文件大小： 1563K
代理商： PXA270
Intel PXA270 Processor
Contents
iv
Electrical, Mechanical, and Thermal Specification
6.2.7
6.2.8
6.2.9
6.2.10 Voltage-Change Timing...............................................................6-11
GPIO Timing Specifications .....................................................................6-11
Memory and Expansion-Card Timing Specifications................................6-12
6.4.1
Internal SRAM Read/Write Timing Specifications.......................6-12
6.4.2
SDRAM Parameters and Timing Diagrams.................................6-12
6.4.3
ROM Parameters and Timing Diagrams.....................................6-18
6.4.4
Flash Memory Parameters and Timing Diagrams.......................6-23
6.4.5
SRAM Parameters and Timing Diagrams...................................6-33
6.4.6
Variable-Latency I/O Parameters and Timing Diagrams.............6-36
6.4.7
Expansion-Card Interface Parameters and Timing Diagrams.....6-40
LCD Timing Specifications.......................................................................6-43
SSP Timing Specifications.......................................................................6-44
JTAG Boundary Scan Timing Specifications............................................6-45
Standby-Mode Timing.................................................................6-10
Idle-Mode Timing.........................................................................6-10
Frequency-Change Timing..........................................................6-10
6.3
6.4
6.5
6.6
6.7
Glossary
.............................................................................................................Glossary-1
Figures
2-1 Intel PXA270 Processor Block Diagram, Typical System................................2-2
3-1 13x13mm VF-BGA Intel PXA270 Processor Package, top view.....................3-1
3-2 13x13mm VF-BGA Intel PXA270 Processor Package, bottom view...............3-2
3-3 13x13mm VF-BGA Intel PXA270 Processor Package, side view ...................3-3
3-4 VF-BGA Product Information Decoder...............................................................3-3
3-5 23x23 mm PBGA Intel PXA270 Processor Package (Top View) ....................3-4
3-6 23x23 mm PBGA Intel PXA270 Processor Package (Bottom View)...............3-4
3-7 23x23 mm PBGA Intel PXA270 Processor Package (Side View) ...................3-5
3-8 PBGA Product Information Decoder ..................................................................3-5
3-9 13x13mm VF-BGA Intel PXA270 Processor Package, bottom view...............3-6
3-10Intel PXA270 Processor Production Markings, (Laser Mark on Top Side)......3-7
4-1 13x13 mm VF-BGA Ball Map, Top View (upper left quarter) .............................4-2
4-2 13x13 mm VF-BGA Ball Map, Top View (upper right quarter)...........................4-3
4-3 13x13 mm VF-BGA Ball Map, Top View (bottom left quarter) ...........................4-4
4-4 13x13 mm VF-BGA Ball Map, Top View (bottom right quarter) ........................4-5
4-5 23x23 mm PBGA Ball Map, Top View (Upper Left Quarter)..............................4-6
4-6 23x23 mm PBGA Ball Map, Top View (Upper Right Quarter)............................4-7
4-7 23x23 mm PBGA Ball Map, Top View (Lower Left Quarter)..............................4-8
4-8 23x23 mm PBGA Ball Map, Top View (Lower Right Quarter)............................4-9
6-1 AC Test Load .....................................................................................................6-2
6-2 Power On Reset Timing.....................................................................................6-3
6-3 Hardware Reset Timing .....................................................................................6-4
6-4 GPIO Reset Timing............................................................................................6-5
6-5 Sleep Mode Timing ............................................................................................6-7
6-6 Deep-Sleep-Mode Timing ..................................................................................6-8
6-7 SDRAM Timing ................................................................................................6-15
6-8 SDRAM 4-Beat Read/4-Beat Write, Different Banks Timing............................6-16
6-9 SDRAM 4-Beat Write/4-Beat Write, Same Bank-Same Row Timing...............6-17
6-10SDRAM Fly-by DMA Timing.............................................................................6-18
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