Applications

Real Time Clocks

Intersil’s family of Real Time Clock products offer a wide variety of useful industry-standard functions and features covering basic low-cost clock and calendar RTCs, feature-rich RTCs including supervisory functions and EEPROM memory for system personality data, as well as high-accuracy 3-in1 RTC modules which integrate and RTC, 32kHz crystal, and onboard temperature sensor.

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Featured Products

ISL12058: Real Time Clock/Calendar

Low Cost and Low Power I2C-Bus™ Real Time Clock/Calendar, Low Power and Low Cost RTC with Alarm Function More »

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ISL12022M: Real Time Clock with Embedded Crystal

±5ppm Accuracy Low Power RTC with Battery Backed SRAM, Integrated ±5ppm Temperature Compensation, and Auto Daylight Saving More »

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ISL1208: I2C® Real Time Clock/Calendar, Low Power RTC with Battery Backed SRAM More »

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New Products: Real Time Clocks

  • ISL12027A
    Real Time Clock/Calendar with EEPROM
  • ISL12029A
    Real Time Clock/Calendar with I2C Bus and EEPROM
  • ISL12028A
    Real Time Clock/Calendar with I2C Bus and EEPROM
  • ISL12022MA
    Low Power RTC with Battery Backed SRAM, Integrated 5ppm Temperature Compensation and Auto Daylight Saving
  • ISL12022MR5421
    Low Power RTC with Battery Backed SRAM, Integrated 5ppm Temperature Compensation and Auto Daylight Saving
  • ISL12057
    Low Cost and Low Power I2C RTC Real Time Clock/Calendar Low Power and Low Cost RTC with Alarm Function and Dual IRQ pins

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Real Time Clock ICs

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