描述 Description

The ISL12082 device is a low power real time clock with timing and crystal compensation, clock/calendar, power fail indicator, 2 IRQs, periodic or polled alarm, timer/watchdog, and intelligent battery backup switching.
The oscillator uses an external, low-cost 32.768kHz crystal. The real time clock tracks time with separate registers for hours, minutes, seconds and hundredths of a second. 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.

特性 Features

? Real Time Clock/Calendar
? Tracks Time in Hours, Minutes, Seconds, and Hundredths of a Second
? Day of the Week, Day, Month, and Year
? 4 Selectable Frequency Outputs
? Alarm
? Settable to the Second, Minute, Hour, Day of the Week, Day, or Month
? Single Event or Pulse Interrupt Mode
? Timer
? 4 Selectable Timer Functions
? 4 Selectable Timer Clock Frequencies
? Single Event or Pulse Interrupt Mode
? Automatic Backup to Battery or Supercapacitor
? Power Failure Detection
? Battery ReSeal?
? On-Chip Oscillator Compensation
? I2C Interface
? 400kHz Data Transfer Rate
? 800nA Battery Supply Current
? Small Package Options
? 8 Ld SOIC Package
? 10 Ld MSOP Package
? Pb-Free (RoHS Compliant)

應(yīng)用 Application

? Utility Meters
? HVAC Equipment
? Audio/Video Components
? Set-Top Box/Television
? Modems
? Network Routers, Hubs, Switches, Bridges
? Cellular Infrastructure Equipment
? Fixed Broadband Wireless Equipment
? Pagers/PDA
? POS Equipment
? Test Meters/Fixtures
? Office Automation (Copiers, Fax)
? Home Appliances
? Computer Products