Introduction 1, 1 intel® xscale™ core features, Introduction – Intel PXA26X User Manual
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Intel® PXA26x Processor Family Developer’s Manual
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Introduction
1
The Intel® PXA26x Processor Family is a 32-bit, multi-chip device which combines a processor
based on Intel® XScale™ microarchitecture and Intel StrataFlash® memory. (Intel StrataFlash®
memory is available on some versions.) The PXA26x processor family provides industry-leading
MIPS/mW performance for handheld computing and cell phone applications.
The PXA26x processor family is available in a 13x13mm 294-pin TF-BGA package. It is available
in multiple versions with different flash configurations:
•
PXA260 processor – No Intel StrataFlash® memory
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PXA261 processor – 128 megabit x 16 Intel StrataFlash® memory
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PXA262 processor – 256 megabit x 16 Intel StrataFlash® memory
•
PXA263 processor – 256 megabit x 32 Intel StrataFlash® memory
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Intel® XScale™ Core Features
The Intel® XScale™ core has these features:
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ARM* version 5TE ISA compliant.
— ARM* thumb instruction support
— ARM* DSP enhanced instructions
•
Low power consumption and high performance
•
Intel media processing technology
— Enhanced 16-bit multiply
— 40-bit accumulator
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32-KByte instruction cache
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32-KByte data cache
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2-KByte mini data cache
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2-KByte mini instruction cache
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Instruction and data memory management units
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Branch target buffer
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Debug capability via JTAG port
Refer to the Intel® XScale™ Microarchitecture for the Intel® PXA255 Processor User’s Manual
for more details.