参数资料
型号: QLPXA263B1C400
厂商: INTEL CORP
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 400 MHz, RISC PROCESSOR, PBGA294
封装: 13 X 13 MM, 1.4MM PITCH, PLASTIC, TPBGA-294
文件页数: 1/44页
文件大小: 1302K
代理商: QLPXA263B1C400
Intel PXA255 Processor
Electrical, Mechanical, and Thermal Specification
Data Sheet
Product Features
High Performance Processor
—Intel XScale Microarchitecture
—32 KB Instruction Cache
—32 KB Data Cache
—2 KB “mini” Data Cache
—Extensive Data Buffering
Intel Media Processing Technology
—Enhanced 16-bit Multiply
—40-bit Accumulator
Flexible Clocking
—CPU clock from 100 to 400 MHz
—Flexible memory clock ratios
—Frequency change modes
Rich Serial Peripheral Set
—AC97 Audio Port
—I2S Audio Port
—USB Client Controller
—High Speed UART
—Second UART with flow control
—UART with hardware flow control
—FIR and SIR infrared comm ports
Low Power
—Less than 500 mW Typical Internal
Dissipation
—Supply Voltage may be Reduced to
1.00 V
—Low Power/Sleep Modes
High Performance Memory Controller
—Four Banks of SDRAM - up to 100 MHz
—Five Static Chip Selects
—Support for PCMCIA or Compact Flash
—Companion Chip interface
Additional Peripherals for system
connectivity
—Multimedia Card Controller (MMC)
—SSP Controller
—Network SSP controller for baseband
—I2C Controller
—Two Pulse Width Modulators (PWMs)
—All peripheral pins double as GPIOs
Hardware debug features
Hardware Performance Monitoring features
Order Number: 278805-002
February, 2004
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