ISL12082 I2C-BusTM Real Time Clock with Two Interrupts, Alarm, and Timer Low Power RTC with Battery ReSealTM, 2 IRQs, Hundredths of a Second Time, and Crystal Compensation

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.

ISL12082 特点

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 ReSealTM
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)

ISL12082 应用

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

ISL12082 芯片订购指南

芯片型号	产品状态	温度范围	封装尺寸图	潮湿敏感度等级MSL	美元价格US $
ISL12082IB8Z	量产	工业级	8 Ld SOIC	1	1.15
ISL12082IB8Z-T	量产	工业级	8 Ld SOIC T+R	1	1.15
ISL12082IUZ	量产	工业级	10 Ld MSOP	1	1.21
ISL12082IUZ-T	量产	工业级	10 Ld MSOP T+R	1	1.21