《国际电子商情》数字版2010年5月刊 - (Page 30)

封面故事家用医疗电子市场蕴含巨大商机 A D 8 0 6 7 的电流噪声仅为 DAC等)是高性能的单片解是ARM7的MCU集成了多如 A D 8 6 0 6 的电流噪声仅 0.01pA/√Hz(10HKz)。ADI 决方案，尤其是其模拟性通道的12位高精度ADC和为 0 . 0 1 p A / √ H z ( 1 K H z ) , 的模拟 M C U ( 集成 A D C 和能超群。例如ADuC7024 DAC，除了精确读取模拟信号，还可以提供精确的PGA 和LED驱动电流控制。脉搏血氧仪的典型组件包括：一个微处理器、存储器(EPROM与RAM)、两个控制 LED的数模转换器、对光电二极管接收的信武汉力源信息技术股号进行滤份有限公司市场部副总经理胡戎波与放大的器件、将接收信号数字化以提供给微处理器的模数转换器。LED与光电二极管放置在与患者指尖或耳垂接触的小型探针中。脉搏血氧仪一般还包括小型液晶显示器。对一个简单的脉搏血氧仪来说，8位MCU内核完全够用，但如果要求有复杂的滤波、数学计算或数据处理等更多功能，那么16/32位器件可能是更好的选择。理想解决方案将是：一个带有内部程序闪存与RAM(用于存储操作程序、饱和度查找表和捕获的数据)的16/32 位MCU、两个用于驱动光源的D/A转换器、一个至少 12位分辨率用以量化光电二极管所接收数据的多通道A/ D转换器(它还可用于监视电 » 上接28页 Junior ad 157mm x 220mm 下接32页 » 30 国际电子商情 | 2010年5月 | www.esmchina.com http://www.honestar.com http://www.esmchina.com/STATIC/SITE/DigitalEdition_201005.HTM#tj http://www.honestar.com http://www.honestar.com http://www.honestar.com http://www.esmchina.com

Table of Contents for the Digital Edition of 《国际电子商情》数字版2010年5月刊

STC MCU Co Ltd
Digi-Key Corporation
STC MCU Co Ltd
STC MCU Co Ltd
STC MCU Co Ltd
Shanghai Haier Intergrated Circuit Co Ltd
Burnon International Limited
Texas Instruments HK Ltd
Burnon International Limited
Renesas Electronics
Zhejiang Jiakang Electronic Co Ltd
SinoHub Inc
Jiangsu Skysoon Communication Co Ltd
Micrel Semiconductor
BCD Semiconductor Manufacturing Limited
Epcos Limited
OTAX
International Rectifier
Wuhan P&S Information Technology Co Ltd
Analog Devices
Honestar Technologies Co Ltd
ROHM Co Ltd
Shenzhen Changyuntong Design Co Ltd
Switchlab Inc
China Electronics Appliance Shenzhen Co Ltd
National Semiconductor Hong Kong Ltd
Innostor Technology Corporation
ZLG-MCU Development Co Ltd
SyncMOS Technologies Inc
Keystone Electronics Corp
Conquer Electronics Co Ltd
Westpac Electronics Limited
DHL
Shenzhen Hi-Hone Electronics Co Ltd
Mouser Electronics
A-Bright Industrial Co Ltd
Excel Cell Electronic Co Ltd
BYD Company Limited
Powertek Group Co Limited
Fengbao Electronic Technology (Shanghai) Co Ltd
Micon Design Technology Co Ltd
Fuzetec Technology Co Ltd
Samtec Inc
Tenx Technology Inc
Qualtek Electronics Ltd
Xiamen Letdo Electron Co Ltd
Beijing Yisheng Leju Service Company
Shenzhen Cestar Electronic Technology Co Ltd
Mueller Electric (Shanghai) Ltd
Protronic Asia Limited
Shenzhen Lanson Electroins Co Ltd
Fujitsu Microelectronics (Shanghai) Co Ltd
CviLux Corporation
Eyang Technology Development Co Ltd
Nanjing AH Electronic Science & Technology Co Ltd
Up Teks Co Ltd
Walter Electronic Co Ltd
Beijing Rowa Beite Electronic Co Ltd
Shenzhen Runsheng Electronics Co Ltd
Shenzhen Wojin Technology Co Ltd
Wealth Metal Factory Ltd
Nanjing Shiheng Electronics Co Ltd
EnEcomponents.com
Honghu City Languang Electronics Co Ltd
Trantek Electronics Co Ltd
Weltronics Imaging Technology Ltd
Xiamen Ningly Electronics Co Ltd
BJ Spaceflight Rising
Fuhua Electronic (HK) Co Ltd
Yeebo LCD Ltd
Beijing New Chuang Si Fang Electronic Co Ltd
Future Technology Electronics Co Ltd
Powertronics Co Ltd
Shenzhen Shi Teruixiang Electronics Co Ltd
Wanco Electronics (HK) Ltd
My Group (Asia) Limited
Lampek Enterprise Development (HK) Limited
Sino-Tech International Holdings Ltd
Sino-Tech International Holdings Ltd
Hong Kong Baite (Group) Electronic Co Ltd

《国际电子商情》数字版2010年5月刊