ISL1218IUZ

ISL1218IUZ Description

ISL1218IUZ Description

ISL1218IUZ Description

ISL1218IUZ Categories

ISL1218IUZ Manufacturer

ISL1218IUZ Datasheet (PDF)

ISL1218IUZ Price & Availability

ISL1218IUZ Features

• Real Time Clock/Calendar
  • Tracks Time in Hours, Minutes, and Seconds
  • Day of the Week, Day, Month, and Year
• 15 Selectable Frequency Outputs
• Single Alarm
  • Settable to the Second, Minute, Hour, Day of the Week, Day, or Month
  • Single Event or Pulse Interrupt Mode
• Automatic Backup to Battery or Super Cap
• Power Failure Detection
• On-Chip Oscillator Compensation
• 8 Bytes Battery-Backed User SRAM
• I²C Interface
  • 400kHz Data Transfer Rate
• 400nA Battery Supply Current
• Same Pin Out as ST M41Txx and Maxim DS13xx Devices
• Small Package Options
  • 8 Ld MSOP and SOIC Packages
• Pb-Free Plus Anneal Available (RoHS Compliant)

ISL1218IUZ Description

The ISL1218 device is a low power real time clock with timing and crystal compensation, clock/calendar, power fail indicator, periodic or polled alarm, intelligent battery backup switching and battery-backed user SRAM.

The oscillator uses an external, low-cost 32.768kHz crystal. The real time clock tracks time with separate registers for hours, minutes, and seconds. The device has calendar registers for date, month, year and day of the week. The calendar is accurate through 2099, with automatic leap year correction.

ISL1218IUZ Parameters

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