ISL12058

Low Cost, Low Power I2 C-Bus™ Real Time Clock/Calendar Low Power and Low Cost RTC with Alarm Function

Product Status: Mass Production

OVERVIEW

The ISL12058 device is a low power real time clock with clock/calendar, and alarm function.

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.

KEY FEATURES

  • Real Time Clock/Calendar
  • Tracks Time in Hours, Minutes, and Seconds
  • Day of the Week, Date, Month, and Year
  • 4 Selectable Frequency Outputs
  • 2 Alarms
  • Settable to the Second, Minute, Hour, Day of the Week, Date, or Month
  • I2C Interface
  • 400kHz Data Transfer Rate
  • Small Package Options
  • 8 Ld 2mmx2mm µTDFN Package
  • 8 Ld 3mmx3mm TDFN Package
  • 8 Ld MSOP Package
  • 8 Ld SOIC Package
  • Pb-Free (RoHS Compliant)
  • Low Cost 3V Alternative to ISL1208 and ISL12082

BLOCK DIAGRAM

 Block Diagram

PARAMETRICS

Parameters
ISL12058
Basic Information
生产状态
Mass Production
供电电压Vcc (最小值) (V)
1.4
供电电压Vcc (最大值) (V)
3.6
警报
2
可选频率输出
4
CPU监控功能POR
No
CPU监控功能看门狗定时器
No
电池密封
N/A
备用电池
N/A
IRQ_Bar
IRQ1/FOUT
FOUT
IRQ_bar/FOUT
其他功能
Dual Alarms
内存类型
RAM
总线/输出接口
I2C
守时电流
0.5 µA
IRQ引脚
Yes
频率输出引脚
Yes
定时器
No
篡改检测
No
复位
No
资质级别
Standard
电池电压范围 (V)
N/A
供电电压Vcc范围 (V)
1.4 to 3.6
CAN 采样
YES
温度范围
-40 to +85

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