Overview
Description
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.
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
Comparison
Applications
Design & Development
Software & Tools
Boards & Kits
ISL120x Real Time Clock USB Evaluation System
This evaluation system is a hardware and software platform for testing Renesas real-time clock (RTC) devices; the system requires only a PC for the controller and power functions. Renesas offers a large portfolio of RTC devices with features including a crystal oscillator, clock and date...
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

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