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NHPXA270CXXX PDF预览

NHPXA270CXXX

更新时间: 2024-09-28 10:26:51
品牌 Logo 应用领域
英特尔 - INTEL 机械
页数 文件大小 规格书
126页 1566K
描述
Electrical, Mechanical, and Thermal Specification

NHPXA270CXXX 数据手册

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Intel® PXA270 Processor  
Electrical, Mechanical, and Thermal Specification  
Data Sheet  
n
High-performance processor:  
n
Low power:  
Intel XScale® microarchitecture with  
Intel® Wireless MMX™ Technology  
Wireless Intel Speedstep® Technology  
Less than 500 mW typical internal  
dissipation  
—7 Stage pipeline  
32 KB instruction cache  
32 KB data cache  
Supply voltage may be reduced to  
0.85 V  
Four low-power modes  
—2 KB “mini” data cache  
Extensive data buffering  
Dynamic voltage and frequency  
management  
n
256 Kbytes of internal SRAM for high  
speed code or data storage preserved  
during low-power states  
High-speed baseband processor interface  
(Mobile Scalable Link)  
n
High-performance memory controller:  
Four banks of SDRAM: up to 104 MHz  
@ 2.5V, 3.0V, and 3.3V I/O interface  
n
n
Six static chip selects  
Rich serial peripheral set:  
AC’97 audio port  
Support for PCMCIA and Compact  
Flash  
I2S audio port  
Companion chip interface  
Flexible clocking:  
CPU clock from 104 to 624 MHz  
Flexible memory clock ratios  
Frequency changes  
USB Client controller  
USB Host controller  
USB On-The-Go controller  
n
n
Three high-speed UARTs (two with  
hardware flow control)  
Functional clock gating  
FIR and SIR infrared communications  
port  
Additional peripherals for system  
connectivity:  
n
n
Hardware debug features — IEEE JTAG  
interface with boundary scan  
Hardware performance-monitoring  
features with on-chip trace buffer  
Real-time clock  
Operating-system timers  
LCD Controller  
SD Card / MMC Controller (with SPI  
mode support)  
Memory Stick card controller  
Three SSP controllers  
Two I2C controllers  
n
n
n
n
Four pulse-width modulators (PWMs)  
Keypad interface with both direct and  
matrix keys support  
Universal Subscriber Identity Module  
interface  
Most peripheral pins double as GPIOs  
Order Number 280002-002  

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