| 有效期 |
长期 |
| 类 别 |
电工电气 - 低压电器 |
| 规格型号 |
|
| 产品数量 |
|
| 地区 |
北京 |
| 详细链接 |
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Integrated NV SRAM, Real-Time Clock, Crystal, Power-Fail Control Circuit and Lithium Energy Source Clock Registers are Accessed Identically to the Static RAM. These Registers Reside in the Eight Top RAM Locations. Totally Nonvolatile with Over 10 Years of Operation in the Absence of Power Access Times of 70ns and 100ns BCD-Coded Year, Month, Date, Day, Hours, Minutes, and Seconds with Leap Year Compensation Valid Up to 2100 Power-Fail Write Protection Allows for ±10% VCC Power Supply Tolerance Lithium Energy Source is Electrically Disconnected to Retain Freshness Until Power is Applied for the First Time
DS1643 Only (DIP Module) Standard JEDEC Byte-Wide 8K x 8 RAM Pinout UL Recognized DS1643P Only (PowerPowerCap Module Board) Surface Mountable Package for Direct
