DS1904存储卡模块的专用规格书PDF中文资料

DS1904属于存储卡模块的专用。由亚德诺半导体技术有限公司制造生产的DS1904专用专用接口 IC 系列包括各种各样的产品，可用于在相对较新、应用特定或已发布产品数量有限的应用中促进系统元件之间通信或互连。其中一些应用包括监视和控制汽车安全气囊启动器、键盘扫描以及连接到专用存储介质。

Special Features

•Real-time clock/calendar in binary format

•Uses the same binary time/daterepresentation as the DS1994 but with1 second resolution

•Clock accuracy is better than ±2 minutes permonth at +25°C

•Operating temperature range from -40°C to+85°C

•Over 10 years of operation

Common iButton Features

•Unique, factory-lasered and tested 64-bitregistration number (8-bit family code +48-bit serial number + 8-bit CRC tester)assures absolute traceability because no twoparts are alike

•Multidrop controller for MicroLAN

•Digital identification and information bymomentary contact

•Chip-based data carrier compactly storesinformation

•Data can be accessed while affixed to object

•Economically communicates to host with asingle digital signal at 16.3kbps

•Standard 16mm diameter and 1-Wire®protocol ensure compatibility with iButton®device family

•Button shape is self-aligning with cup-shapedprobes

•Durable stainless steel case engraved withregistration number withstands harshenvironments

•Easily affixed with self-stick adhesive backing,latched by its flange, or locked with a ringpressed onto its rim

•Presence detector acknowledges whenreader first applies voltage