Real Time Clocks

Results: 320
Packaging
Cut Tape (CT)Digi-Reel®Tape & Reel (TR)Tube
Product Status
ActiveObsolete
Type
Clock/CalendarTime Event Recorder
Features
Alarm, Daylight Savings, Leap Year, SRAMAlarm, Daylight Savings, SRAMAlarm, Leap YearAlarm, Leap Year, SRAMAlarm, Leap Year, Square Wave Output, Watchdog TimerAlarm, Leap Year, Supervisor, Unique ID, Watchdog TimerAlarm, Leap Year, Supervisor, Watchdog TimerAlarm, Leap Year, Unique IDAlarm, Leap Year, Watchdog TimerAlarm, SRAM, Trickle-ChargerLeap Year
Memory Size
2B8B32B128B-
Time Format
HH:MM:SS (12/24 hr)HH:MM:SS (24 hr)HH:MM:SS:hh (12/24 hr)HH:MM:SS:hh (24 hr)
Interface
I2C, 2-Wire SerialSPI
Voltage - Supply
1.8V ~ 3.6V2.7V ~ 5.5V3V ~ 6V4.5V ~ 5.5V
Voltage - Supply, Battery
1.8V ~ 5.5V2.2V ~ 6V-
Current - Timekeeping (Max)
0.65µA @ 1.8V4µA ~ 6µA @ 3V ~ 5V5.5µA ~ 6.5µA @ 3V ~ 5V10µA ~ 20µA @ 2.7V ~ 5.5V10µA ~ 20µA @ 2.7V ~ 5V14µA ~ 15µA @ 3V ~ 5V18µA @ 5.5V20µA ~ 500µA @ 5V
Operating Temperature
-40°C ~ 85°C-20°C ~ 70°C0°C ~ 70°C
Mounting Type
Surface MountThrough Hole
Package / Case
8-SOIC (0.154", 3.90mm Width)8-SOIC (0.209", 5.30mm Width)8-TSSOP (0.173", 4.40mm Width)8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-UFDFN8-WDFN Exposed Pad10-TFSOP, 10-MSOP (0.118", 3.00mm Width)14-SOIC (0.154", 3.90mm Width)14-TSSOP (0.173", 4.40mm Width)16-DIP (0.300", 7.62mm)16-SOIC (0.295", 7.50mm Width)20-PowerLFDFN20-SOIC (0.295", 7.50mm Width)
Supplier Device Package
8-MSOP8-SOIC8-TDFN (3x3)8-TSSOP8-UTDFN (2x2)10-MSOP14-SOIC14-TSSOP16-PDIP16-SOIC20-DFN (5.5x4)20-SOIC
Stocking Options
Environmental Options
Media
Marketplace Product
320Results
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Mfr Part #
Quantity Available
Price
Series
Package
Product Status
DigiKey Programmable
Type
Features
Memory Size
Time Format
Date Format
Interface
Voltage - Supply
Voltage - Supply, Battery
Current - Timekeeping (Max)
Operating Temperature
Mounting Type
Package / Case
Supplier Device Package
8-MSOP
ISL12057IUZ
IC RTC CLK/CALENDAR I2C 8MSOP
Renesas Electronics Corporation
913
In Stock
50 : ¥19.21400
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial1.8V ~ 3.6V-0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
6,533
In Stock
1 : ¥23.50000
Cut Tape (CT)
1,000 : ¥12.41524
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveNot VerifiedClock/CalendarAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
8 SOIC
ISL12022IBZ
IC RTC CLK/CALENDAR I2C 8SOIC
Renesas Electronics Corporation
7,288
In Stock
6,860
Factory
980 : ¥24.48559
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Daylight Savings, Leap Year, SRAM128BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V14µA ~ 15µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
8,376
In Stock
1 : ¥34.39000
Cut Tape (CT)
2,500 : ¥17.25490
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V10µA ~ 20µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
20-DFN, L20.5-5X4-0 PKG
ISL12020MIRZ
IC RTC CLK/CALENDAR I2C 20DFN
Renesas Electronics Corporation
2,739
In Stock
2,968
Factory
53 : ¥55.71698
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Daylight Savings, Leap Year, SRAM128BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V14µA ~ 15µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount20-PowerLFDFN20-DFN (5.5x4)
8 SOIC
ISL12057IBZ
IC RTC CLK/CALENDAR I2C 8SOIC
Renesas Electronics Corporation
1,478
In Stock
980 : ¥11.95543
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial1.8V ~ 3.6V-0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
8 SOIC
ISL12026IBZ
IC RTC CLK/CALENDAR I2C 8SOIC
Renesas Electronics Corporation
5,319
In Stock
980 : ¥18.16306
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V10µA ~ 20µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
8-MSOP
ISL1208IU8Z
IC RTC CLK/CALENDAR I2C 8MSOP
Renesas Electronics Corporation
1,851
In Stock
80 : ¥21.61625
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
4,013
In Stock
1 : ¥22.60000
Cut Tape (CT)
2,500 : ¥11.35765
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial1.8V ~ 3.6V-0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
1,210
In Stock
1 : ¥22.60000
Cut Tape (CT)
2,500 : ¥11.35765
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial1.8V ~ 3.6V-0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
9,111
In Stock
1 : ¥29.35000
Cut Tape (CT)
1,000 : ¥15.51905
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveNot VerifiedClock/CalendarAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
20-SOIC 0.295
ISL12022MAIBZ
IC RTC CLK/CALENDAR I2C 20SOIC
Renesas Electronics Corporation
1,622
In Stock
760 : ¥39.19995
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Daylight Savings, Leap Year, SRAM128BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V14µA ~ 15µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
300
In Stock
1 : ¥46.34000
Cut Tape (CT)
250 : ¥32.35612
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveNot VerifiedClock/CalendarAlarm, Daylight Savings, Leap Year, SRAM128BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V14µA ~ 15µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
3,425
In Stock
1 : ¥94.55000
Cut Tape (CT)
250 : ¥67.56124
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveNot VerifiedClock/CalendarAlarm, Daylight Savings, Leap Year, SRAM128BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V14µA ~ 15µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount20-PowerLFDFN20-DFN (5.5x4)
16-TSSOP, M16.173 PKG
CDP68HC68T1M2Z
IC RTC CLK/CALENDAR SPI 16SOIC
Renesas Electronics Corporation
667
In Stock
1 : ¥172.43000
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer32BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI3V ~ 6V2.2V ~ 6V20µA ~ 500µA @ 5V-40°C ~ 85°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
8 SOIC
ISL12008IB8Z
IC RTC CLK/CALENDAR I2C 8SOIC
Renesas Electronics Corporation
4,291
In Stock
980 : ¥13.67979
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS:hh (24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
8 SOIC
ISL1208IB8Z
IC RTC CLK/CALENDAR I2C 8SOIC
Renesas Electronics Corporation
3,440
In Stock
100 : ¥17.29300
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
363
In Stock
1 : ¥33.98000
Tube
-
Tube
ActiveNot VerifiedTime Event RecorderAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-MSOP
20-SOIC 0.295
ISL12022MIBZ
IC RTC CLK/CALENDAR I2C 20SOIC
Renesas Electronics Corporation
753
In Stock
760 : ¥39.19995
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Daylight Savings, Leap Year, SRAM128BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V14µA ~ 15µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
20-SOIC 0.295
ISL12022MIBZ-T
IC RTC CLK/CALENDAR I2C 20SOIC
Renesas Electronics Corporation
9,940
In Stock
1 : ¥60.16000
Cut Tape (CT)
1,000 : ¥34.14192
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveNot VerifiedClock/CalendarAlarm, Daylight Savings, Leap Year, SRAM128BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V14µA ~ 15µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
8 SOIC
ISL12058IBZ
IC RTC CLK/CALENDAR I2C 8SOIC
Renesas Electronics Corporation
1,950
In Stock
1 : ¥22.60000
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial1.8V ~ 3.6V-0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
8-TSSOP
ISL12026AIVZ-T
IC RTC CLK/CALENDAR I2C 8TSSOP
Renesas Electronics Corporation
2,395
In Stock
1 : ¥34.39000
Cut Tape (CT)
2,500 : ¥17.25490
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V10µA ~ 20µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
8 SOIC
ISL12026AIBZ
IC RTC CLK/CALENDAR I2C 8SOIC
Renesas Electronics Corporation
950
In Stock
1 : ¥34.39000
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V10µA ~ 20µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
343
In Stock
1 : ¥43.09000
Cut Tape (CT)
250 : ¥30.07748
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
ActiveNot VerifiedClock/CalendarAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
8-MSOP
ISL12058IUZ
IC RTC CLK/CALENDAR I2C 8MSOP
Renesas Electronics Corporation
2,000
In Stock
1 : ¥22.60000
Tube
-
Tube
ActiveNot VerifiedClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI2C, 2-Wire Serial1.8V ~ 3.6V-0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
Showing
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Real Time Clocks


Real Time Clocks (RTCs) provide time and/or date information in almost any electronic device which needs to keep accurate time. The clock types are binary counter, clock/calendar/supervisor, elapsed time counter, phantom time chip, portable system controller, temperature recorder, time event recorder, and timer clock peripheral.  They contain memory sizes ranging from 2 B to 2 MB and have interface options of I2C, Parallel, Serial, SPI, 1-Wire, 2-Wire, 3-Wire, and 4-Wire.