Clock/Timing - Real Time Clocks

Clock/Timing - Real Time Clocks

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Manufacturer
Series
Operating Temperature
Features
Packaging
Mounting Type
RoHS Status
Manufacturer Part Number
Type
Voltage - Supply

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Image Part Number Manufacturer Description Series Operating Temperature Features Packaging Mounting Type RoHS Status Manufacturer Part Number Type Voltage - Supply
DS1672S-3+ Maxim Integrated IC RTC BINARY CNT I2C 8-SOIC - -40°C ~ 85°C Trickle-Charger Tube Surface Mount - - Binary Counter 2.7 V ~ 3.3 V
DS1251YP-70IND+ Maxim Integrated IC RTC PHANTOM PAR 34-PCM - -40°C ~ 85°C Leap Year, NVSRAM Tube Surface Mount - - Phantom Time Chip 4.5 V ~ 5.5 V
DS1393U-18+T&R Maxim Integrated IC RTC CLK/CALENDAR SER 10-USOP - -40°C ~ 85°C Alarm, Leap Year, Square Wave Output, Trickle-Charger Tape & Reel (TR) Surface Mount - - Clock/Calendar 1.71 V ~ 1.89 V
DS1670E Maxim Integrated IC RTC SYSTEM CTRLR SER 20-TSSOP - 0°C ~ 70°C Alarm, Leap Year, Watchdog Timer Tube Surface Mount - - Portable System Controller 2.97 V ~ 3.63 V
DS17887-3 Maxim Integrated IC RTC CLK/CALENDAR PAR 24-EDIP - 0°C ~ 70°C Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Tube Through Hole - - Clock/Calendar 2.7 V ~ 3.7 V
MCP795B10-I/SL Micrel / Microchip Technology IC RTC CLK/CALENDAR SPI 14-SOIC - -40°C ~ 85°C Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Tube Surface Mount - - Clock/Calendar 1.8 V ~ 5.5 V
ISL12028IV27Z-T Intersil IC RTC CLK/CALENDAR I2C 14-TSSOP - -40°C ~ 85°C Alarm, Leap Year, Supervisor, Watchdog Timer Original-Reel® Surface Mount - - Clock/Calendar 2.7 V ~ 5.5 V
DS1744W-120 Maxim Integrated IC RTC CLK/CALENDAR PAR 28-EDIP - 0°C ~ 70°C Leap Year, NVSRAM, Y2K Tube Through Hole - - Clock/Calendar 2.97 V ~ 3.63 V
1337AGDCGI IDT (Integrated Device Technology) IC RTC CLK/CALENDAR I2C 8-SOIC - -40°C ~ 85°C Alarm, Leap Year, Square Wave Output Tube Surface Mount - - Clock/Calendar 1.8 V ~ 5.5 V
DS1685Q-5/T&R Maxim Integrated IC RTC CLK/CALENDAR PAR 28-PLCC - 0°C ~ 70°C Alarm, NVSRAM, Square Wave Output, Y2K Tape & Reel (TR) Surface Mount - - Clock/Calendar 4.5 V ~ 5.5 V

About Clock/Timing - Real Time Clocks


Real-time clocks (RTCs) are electronic devices that keep track of the current time and date with high accuracy, independent of external power sources. They typically include a built-in crystal oscillator and a battery backup to ensure continuous timekeeping even when the main power is off. RTCs are commonly used in applications such as consumer electronics, industrial automation, medical devices, and automotive systems where precise timekeeping is essential for scheduling tasks, logging events, and time-stamping data.