DS1747

DS1747 Description

DS1747 Categories

DS1747 Manufacturer

DS1747 Datasheet (PDF)

DS1747 Price & Availability

DS1747 Features

• Integrated NV SRAM, Real-Time Clock (RTC), Crystal, Power-Fail Control Circuit, and Lithium Energy Source
• Clock Registers are Accessed Identically to the Static RAM. These Registers are Resident in the Eight Top RAM Locations.
• Century Byte Register (Y2K Compliant)
• Totally Nonvolatile with Over 10 Years of Operation in the Absence of Power
• BCD-Coded Century, Year, Month, Date, Day, Hours, Minutes, and Seconds with Automatic Leap-Year Compensation Valid Up to the Year 2100
• Battery Voltage-Level Indicator Flag
• Power-Fail Write Protection Allows for ±10% V_CCPower-Supply Tolerance
• Lithium Energy Source is Electrically Disconnected to Retain Freshness Until Power is Applied for the First Time
• DIP Module Only: Standard JEDEC Byte-Wide 512k x 8 Static RAM Pinout
• PowerCap® Module Board Only: Surface-Mountable Package for Direct Connection to PowerCap Containing Battery and Crystal Replaceable Battery (PowerCap) Power-On Reset Output Pin-for-Pin Compatible with Other Densities of DS174xP Timekeeping RAM
• Also Available in Industrial Temperature Range: -40°C to +85°C

DS1747 Parameters