参数资料
型号: RCPXA270C0C520
厂商: MARVELL SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 520 MHz, MICROPROCESSOR, PBGA356
封装: 13 X 13 MM, 1 MM HEIGHT, 0.50 MM PITCH, VFBGA-356
文件页数: 1/128页
文件大小: 1560K
代理商: RCPXA270C0C520
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
Operating-system timers
LCD Controller
Universal Subscriber Identity Module
interface
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 280002-003
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