SIRF A4资料介绍

SiRFatlasIV Application Processor Product BriefSiRFatlasIV Application Processor
PRODUCT OVERVIEW
The SiRFatlasIVTM processor is the next generation GPS application processor for cost effective PND (portable navigation device). Using advanced low power process technology, excellent hardware GPS base-band and rich connectivity, SiRFatlasIV delivers high GPS performance, flexible system design, low power and low cost platforms.

CORE EXECUTION FEATURES
Computing Cores
500 MHz ARM11 with 16KB D-cache and Icache, 16KB D-TCM and I-TCM 250 MHz Enhanced DSP for GPS Low Power advanced 65nm process

DISPLAY & GRAPHICS & MULTIMEDIA
Capable of supporting up to 800x480 at 16 bits color Support RGB565 or 16bit CPU I/F TFT LCD panel Hardware VPP (Video post processor) for deinterlace, scaler, color space conversion 2 hardware overlay layers 8