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(yè)數(shù)： 3/126頁(yè)
文件大小： 1563K
代理商： PXA270
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Intel PXA270 Processor
Contents
Electrical, Mechanical, and Thermal Specification
iii
Contents
1
Introduction
.........................................................................................................1-1
1.1
About This Document.................................................................................1-1
1.1.1
Number Representation ................................................................1-1
1.1.2
Typographical Conventions...........................................................1-1
1.1.3
Applicable Documents...................................................................1-2
2
Functional Overview
...........................................................................................2-1
3
Package Information
...........................................................................................3-1
3.1
Package Information ..................................................................................3-1
3.2
Processor Materials....................................................................................3-6
3.3
Junction To Case Temperature Thermal Resistance.................................3-7
3.4
Processor Markings....................................................................................3-7
3.5
Tray Drawing..............................................................................................3-8
4
Pin Listing and Signal Definitions
.....................................................................4-1
4.1
Ball Map View.............................................................................................4-2
4.1.1
13x13 mm VF-BGA Ball map ........................................................4-2
4.1.2
23x23 mm PBGA Ball map............................................................4-6
4.2
Pin Usage...................................................................................................4-9
4.3
Signal Types.............................................................................................4-27
4.4
Memory Controller Reset and Initialization...............................................4-28
4.5
Power-Supply Pins...................................................................................4-29
5
Electrical Specifications
.....................................................................................5-1
5.1
Absolute Maximum Ratings........................................................................5-1
5.2
Operating Conditions..................................................................................5-1
5.2.1
Internal Power Domains................................................................5-6
5.3
Power-Consumption Specifications............................................................5-6
5.4
DC Specification.........................................................................................5-8
5.5
Oscillator Electrical Specifications..............................................................5-9
5.5.1
32.768-kHz Oscillator Specifications.............................................5-9
5.5.2
13.000-MHz Oscillator Specifications..........................................5-11
5.6
CLK_PIO and CLK_TOUT Specifications ................................................5-12
5.7
48 MHz Output Specifications..................................................................5-13
6
AC Timing Specifications
...................................................................................6-1
6.1
AC Test Load Specifications ......................................................................6-1
6.2
Reset and Power Manager Timing Specifications......................................6-2
6.2.1
Power-On Timing Specifications ...................................................6-2
6.2.2
Hardware Reset Timing.................................................................6-4
6.2.3
Watchdog Reset Timing................................................................6-5
6.2.4
GPIO Reset Timing .......................................................................6-5
6.2.5
Sleep Mode Timing .......................................................................6-6
6.2.6
Deep-Sleep Mode Timing..............................................................6-7
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