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PDF ( 数据手册 , 数据表 ) NHPXA270Cxxx

零件编号 NHPXA270Cxxx
描述 Microprocessor
制造商 Intel
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NHPXA270Cxxx 数据手册, 描述, 功能
Intel® PXA270 Processor
Electrical, Mechanical, and Thermal Specification
Data Sheet
High-performance processor:
— Intel XScale® microarchitecture with
Intel® Wireless MMX™ Technology
— 7 Stage pipeline
— 32 KB instruction cache
— 32 KB data cache
— 2 KB “mini” data cache
— Extensive data buffering
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)
Rich serial peripheral set:
— AC’97 audio port
— I2S audio port
— USB Client controller
— USB Host controller
— USB On-The-Go controller
— Three high-speed UARTs (two with
hardware flow control)
— FIR and SIR infrared communications
port
Hardware debug features — IEEE JTAG
interface with boundary scan
Hardware performance-monitoring
features with on-chip trace buffer
Real-time clock
w Operating-system timers
w LCD Controller
w Universal Subscriber Identity Module
.DataSheet4U.cominterface
Low power:
— Wireless Intel Speedstep® Technology
— Less than 500 mW typical internal
dissipation
— Supply voltage may be reduced to
0.85 V
— Four low-power modes
— Dynamic voltage and frequency
management
High-performance memory controller:
— Four banks of SDRAM: up to 104 MHz
@ 2.5V, 3.0V, and 3.3V I/O interface
— Six static chip selects
— Support for PCMCIA and Compact
Flash
— Companion chip interface
Flexible clocking:
— CPU clock from 104 to 624 MHz
— Flexible memory clock ratios
— Frequency changes
— Functional clock gating
Additional peripherals for system
connectivity:
— SD Card / MMC Controller (with SPI
mode support)
— Memory Stick card controller
— Three SSP controllers
— Two I2C controllers
— Four pulse-width modulators (PWMs)
— Keypad interface with both direct and
matrix keys support
— Most peripheral pins double as GPIOs
Order Number 280002-005







NHPXA270Cxxx pdf, 数据表
Intel® PXA270 Processor
Contents
viii Electrical, Mechanical, and Thermal Specification







NHPXA270Cxxx equivalent, schematic
Intel® PXA270 Processor
Package Information
Note: Figure 3-2 and Figure 3-3 show all dimensions in millimeters (mm).
Figure 3-2. 13x13mm VF-BGA Intel® PXA270 Processor Package, bottom view
0.15 M C
0.15 M C A B
ø0.30±0.05 (356)
A
B
11.50
13±0.10
0.50
3-2 Electrical, Mechanical, and Thermal Specification










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