A 133 MHz 170 mW 10 /spl mu/A standby application processor for 3G cellular phones

T. Yamada, N. Irie, J. Nishimoto, Y. Kondoh, T. Nakazawa, K. Yamada, K. Tatezawa, T. Irita, S. Tamaki, H. Yagi, M. Furuyama, K. Ogura, H. Watanabe, R. Satomura, K. Hirose, F. Arakawa, T. Hattori, I. Kudo, I. Kawasaki, K. Uchiyama
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引用次数: 13

Abstract

An application processor for 3G cellular phones, using 0.18 /spl mu/m CMOS technology, includes a single CPU and DSP core with an on-chip 128 kB SRAM. It enables software-based 15 frames/s MPEG-4 encoding of QCIF Simple @L1 at 70 MHz and 140 mW. Standby current of the processor is <10 /spl mu/A in a partially powered standby mode using separate power lines.
用于3G手机的133 MHz 170 mW 10 /spl mu/A备用应用处理器
一种3G手机应用处理器,采用0.18 /spl mu/m CMOS技术,包括单个CPU和DSP核心以及片上128 kB SRAM。它使基于软件的15帧/秒的MPEG-4编码QCIF Simple @L1在70 MHz和140 mW。在部分供电待机模式下,使用单独的电源线,处理器待机电流<10 /spl mu/A。
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