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ISL12022M-R5421 Datasheet(PDF) 12 Page - Intersil Corporation |
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ISL12022M-R5421 Datasheet(HTML) 12 Page - Intersil Corporation |
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12 / 20 page  INTERSIL SELECTION GUIDE | INDUSTRIAL PROCESS CONTROL SOLUTIONS 12 | www.intersil.com/industrial_process_control PLC Real Time Clock Analog Input Analog Output Control Sensors Power Block Diagram High Accuracy Even in Extreme Temperature Conditions RTC Modules with Embedded Crystal and Temp Comp: ISL12022M 3 in 1 RTC Module (RTC + Embedded Crystal + Temp Sensor) Achieves Better than ±5ppm Accuracy Key Features • ±5ppm Accuracy (-40°C to +85°C) - Factory Programmed RTC for Optimal Accuracy - Onboard Temperature Sensor - Embedded Crystal • Reliable Timekeeping & Power Management - Backup Battery Management - Vdd and Battery Status Monitors and Switchover Timestamp - Battery ResealTM Function Extends Battery Shelf Life • User Programmability - I2C Interface - 128 Bytes Battery-Backed User SRAM • See Also - ISL12020M (DFN 3 in 1); ISL12022 and ISL12023 Standalone RTCs ISL12022M Crystal Oscillator Frequency Control Temp Sensor Single Alarm Compen- sation Registers Brown-out Alarm Battery ReSeal™ µP I2C IRQ/FOUT Clock Calendar POR Switch VDD VBAT ± Battery- backed User SRAM Battery or Super Cap 2.7V to 5.5V 1.8V to 5.5V TRIP V Power Control Embedded Crystal Embedded Temperature Sensor -160.0 -140.0 -120.0 -100.0 -80.0 -60.0 -40.0 -20.0 0.0 -40 -20 0 20 40 60 80 100 Temperature (°C) ISL12022M Compensated Crystal Drift Uncompensated Crystal Drift Better than ±5.0ppm over -40 to +85°C! Device IBAT (nA) Alarms Selectable Frequency Output CPU Supervisory Function Battery IRQ FOUT SRAM Other Functions Package POR Watchdog Timer Seal Backup ISL12020M 1000 1 15 N N Y Y Shared Pin 128 Bytes • Battery Switchover Time Stamp • Battery Status Monitor 20 Ld DFN ISL12022M 1000 1 15 N N Y Y Shared Pin 128 Bytes • Battery Switchover Time Stamp • Battery Status Monitor 20 Ld SOIC ISL12022MA 1000 1 15 N N Y Y Shared Pin 128 Bytes • Enhanced Environmental MoistureTolerance • Firmware Compatible with ISL12020M and ISL12022M Enhanced 20 Ld SOIC ISL12022M-R5421 1000 1 15 N N Y Y Shared Pin 128 Bytes • Enhanced ESD Performance • Firmware Compatible with ISL12020M and ISL12022M Enhanced 20 Ld SOIC -5 -4 -3 -2 -1 0 1 2 3 4 5 -40 -20 0 20 40 60 80 TEMPERATURE (°C) |
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