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ISL12020CBZ Datasheet PDF - Intersil

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ISL12020CBZ Datasheet PDF : ISL12020CBZ pdf     
ISL12020 image

Low Power RTC with VDD Battery Backed SRAM and Embedded Temp
Compensation ±5ppm with Auto Day Light Saving

The ISL12020 device is a low power real time clock with an embedded Temp sensor for oscillator compensation, clock/calendar, power fail, low battery monitor, brown out indicator, single periodic or polled alarms, intelligent battery backup switching and 128 bytes of battery-backed user SRAM.

Features
• Real Time Clock/Calendar
   - Tracks Time in Hours, Minutes and Seconds
   - Day of the Week, Day, Month and Year
• On-chip Oscillator Compensation Over the Operating
   Temp Range
   - ±5ppm over -20°C to +70°C
• Day Light Saving Time
   - Customer Programmable
• 15 Selectable Frequency Outputs
• 1 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
   - Operation to VBAT = 1.8V
   - 1.0µA Battery Supply Current
• Battery Status Monitor, 2 Levels, Selectable by Customer
   to:
   - Seven Selectable Voltages for Each Level
• Power Status Brown Out Monitor
• Six Selectable Trip Level, from 4.675V to 2.295V Power
   Failure Detection
• Time Stamp during Power to Battery and Battery to Power
   Cross Over
   - Time Stamp. First VDD to VBAT, and Last VBAT to VDD
• 128 Bytes Battery-Backed User SRAM
• I2C Interface
   - 400kHz Clock Frequency
• 8 Ld SOIC Package ISL12020
• Pb-Free Plus Anneal Available (RoHS Compliant)

Applications
• Utility Meters
• POS Equipment
• Medical Application
• Security Related Application
• Vending Machine
• White Goods

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