概览
描述
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
- 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)
产品对比
应用
文档
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| 类型 | 文档标题 | 日期 |
| 数据手册 | PDF 1.24 MB | |
| 宣传手册 | PDF 5.41 MB 日本語 | |
| EOL 通告 | PDF 1.17 MB | |
| 产品变更通告 | PDF 152 KB | |
| 其他 | PDF 243 KB | |
| 手册 - 开发工具 | PDF 815 KB | |
| 应用说明 | PDF 302 KB | |
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设计和开发
模型
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