DS1511

PRODUCTION

Y2K-Compliant Watchdog Real-Time Clocks

Part Models
2
1ku List Price
Starting From $14.96
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Part Details

  • BCD-Coded Century, Year, Month, Date, Day, Hours, Minutes, and Seconds with Automatic Leap-Year Compensation Valid Up to the Year 2100
  • Programmable Watchdog Timer and RTC Alarm
  • Century Register; Y2K-Compliant RTC
  • +3.3 (W) or +5V (Y) Operation
  • Precision Power-On Reset
  • Power-Control Circuitry Support System Power-On from Date/Day/Time Alarm or Key Closure/Modem-Detect Signal
  • 256 Bytes Battery-Backed SRAM
  • Auxiliary Battery Input
  • Accuracy of DS1511 Better than ±1 Minute/Month at +25°C
  • Day-of-Week/Date Alarm Register
  • Crystal Select Bit Allow RTC to Operate with 6pF or 12.6pF Crystal (DS1501)
  • Battery Voltage-Level Indicator Flags
  • Available as Chip (DS1501) or Stand-Alone Encapsulated DIP Module with Embedded Battery and Crystal (DS1511)
DS1511
Y2K-Compliant Watchdog Real-Time Clocks
DS1501, DS1511: Typical Operating Circuit
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