Real Time Clocks

Results: 13
Manufacturer
Analog Devices Inc./Maxim IntegratedMicrochip TechnologyNXP USA Inc.Renesas Electronics CorporationSTMicroelectronics
Packaging
Cut Tape (CT)Digi-Reel®Tape & Reel (TR)Tube
Product Status
ActiveObsolete
DigiKey Programmable
Not VerifiedVerified
Type
Clock/CalendarElapsed Time Counter
Features
-Alarm, EEPROMAlarm, Leap Year, Square Wave OutputAlarm, Leap Year, Square Wave Output, SRAM, Unique IDAlarm, Leap Year, Square Wave Output, Watchdog TimerAlarm, Leap Year, SRAM, Watchdog TimerAlarm, Leap Year, Watchdog TimerAlarm, NVSRAM, Square Wave OutputLeap Year
Memory Size
8B10B64B, 1Kb240B-
Time Format
BinaryHH:MM:SSHH:MM:SS (12/24 hr)HH:MM:SS (24 hr)HH:MM:SS:hh (12/24 hr)HH:MM:SS:hh (24 hr)
Date Format
BinaryYY-MM-DDYY-MM-DD-dd
Interface
I2C, 2-Wire SerialI2C, SPI
Voltage - Supply
0.9V ~ 5.5V1.2V ~ 5.5V1.8V ~ 5.5V2V ~ 5.5V2.5V ~ 5.5V2.5V ~ 6V2.7V ~ 5.5V
Voltage - Supply, Battery
0.9V ~ 5.5V1.2V ~ 5.5V1.3V ~ 5.5V2V ~ 3.5V2.5V ~ 3.5V-
Current - Timekeeping (Max)
0.3µA @ 1.3V ~ 1.8V0.6µA @ 3.3V770nA ~ 2.135µA @ 1.2V ~ 5.5V0.885µA @ 3.3V1.2µA @ 3.3V1.2µA ~ 31µA @ 3V ~ 5.5V2.4µA ~ 31µA @ 2V ~ 5.5V4µA ~ 15µA @ 3V ~ 5.5V10µA ~ 50µA @ 1V ~ 5V70µA @ 2.7V ~ 5.5V70µA @ 2V ~ 5.5V100µA @ 2V ~ 5.5V
Operating Temperature
-40°C ~ 85°C-40°C ~ 85°C (TA)
Mounting Type
Surface MountSurface Mount, Wettable Flank
Package / Case
8-SOIC (0.154", 3.90mm Width)8-SOIC (0.295", 7.50mm Width)8-TSSOP, 8-MSOP (0.118", 3.00mm Width)16-LFDFN Exposed Pad
Supplier Device Package
8-SO8-SOIC8-TSSOP16-HLSON (4.5x3.5)
Stocking Options
Environmental Options
Media
Marketplace Product
13Results

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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 SOIC
PCF85063AT/AY
IC RTC CLOCK/CALENDAR I2C 8SO
NXP USA Inc.
78,704
In Stock
1 : ¥8.29000
Cut Tape (CT)
2,500 : ¥3.51626
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Not Verified
Clock/Calendar
Alarm, Leap Year, Square Wave Output
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I2C, 2-Wire Serial
0.9V ~ 5.5V
-
0.6µA @ 3.3V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SO
8-SOIC
MCP79410T-I/SN
IC RTC CLK/CALENDAR I2C 8SOIC
Microchip Technology
7,337
In Stock
1 : ¥8.84000
Cut Tape (CT)
3,300 : ¥7.73611
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Not Verified
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
64B, 1Kb
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I2C, 2-Wire Serial
1.8V ~ 5.5V
1.3V ~ 5.5V
1.2µA @ 3.3V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
8-TSSOP
PCF85263ATT/AJ
IC RTC CLK/CALENDAR I2C 8TSSOP
NXP USA Inc.
58,946
In Stock
1 : ¥11.39000
Cut Tape (CT)
2,500 : ¥4.84195
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Not Verified
Clock/Calendar
Alarm, Leap Year, Watchdog Timer
-
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
I2C, 2-Wire Serial
0.9V ~ 5.5V
0.9V ~ 5.5V
0.885µA @ 3.3V
-40°C ~ 85°C
Surface Mount
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-TSSOP
8-SOIC
M41T0M6F
IC RTC CLK/CALENDAR I2C 8SOIC
STMicroelectronics
11,627
In Stock
1 : ¥23.89000
Cut Tape (CT)
2,500 : ¥12.00015
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Not Verified
Clock/Calendar
-
-
HH:MM:SS
YY-MM-DD-dd
I2C, 2-Wire Serial
2V ~ 5.5V
-
1.2µA ~ 31µA @ 3V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
8-SOIC
M41T81M6F
IC RTC CLK/CALENDAR I2C 8SOIC
STMicroelectronics
14,224
In Stock
1 : ¥26.01000
Cut Tape (CT)
2,500 : ¥13.05841
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Not Verified
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Watchdog Timer
-
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
I2C, 2-Wire Serial
2V ~ 5.5V
2.5V ~ 3.5V
100µA @ 2V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
8-SOIC
M41T00SM6F
IC RTC CLK/CALENDAR I2C 8SOIC
STMicroelectronics
9,354
In Stock
1 : ¥31.11000
Cut Tape (CT)
2,500 : ¥15.60045
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Not Verified
Clock/Calendar
Leap Year
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
I2C, 2-Wire Serial
2.7V ~ 5.5V
2V ~ 3.5V
70µA @ 2.7V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
8-SOIC
M41T00M6F
IC RTC CLK/CALENDAR I2C 8SOIC
STMicroelectronics
19,859
In Stock
1 : ¥32.05000
Cut Tape (CT)
2,500 : ¥16.09603
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Not Verified
Clock/Calendar
Leap Year
-
HH:MM:SS
YY-MM-DD-dd
I2C, 2-Wire Serial
2V ~ 5.5V
2.5V ~ 3.5V
70µA @ 2V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
12,897
In Stock
1 : ¥55.77000
Cut Tape (CT)
2,500 : ¥30.47251
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Verified
Elapsed Time Counter
Alarm, EEPROM
10B
Binary
Binary
I2C, 2-Wire Serial
2.5V ~ 5.5V
-
4µA ~ 15µA @ 3V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
8-SOIC
M41T80M6F
IC RTC CLK/CALENDAR I2C 8SOIC
STMicroelectronics
6,181
In Stock
1 : ¥17.32000
Cut Tape (CT)
2,500 : ¥11.49474
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Not Verified
Clock/Calendar
Alarm, Leap Year, Square Wave Output
-
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
I2C, 2-Wire Serial
2V ~ 5.5V
-
2.4µA ~ 31µA @ 2V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
8-SOIC
M41T01M6F
IC RTC CLK/CALENDAR I2C 8SOIC
STMicroelectronics
2,794
In Stock
1 : ¥30.86000
Cut Tape (CT)
2,500 : ¥15.50792
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Not Verified
Clock/Calendar
Leap Year
-
HH:MM:SS
YY-MM-DD-dd
I2C, 2-Wire Serial
2V ~ 5.5V
2.5V ~ 3.5V
70µA @ 2V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
8-SOIC
1337AGDCGI
IC RTC CLK/CALENDAR I2C 8SOIC
Renesas Electronics Corporation
306
In Stock
1 : ¥29.33000
Tube
-
Tube
Active
Not Verified
Clock/Calendar
Alarm, Leap Year, Square Wave Output
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I2C, 2-Wire Serial
1.8V ~ 5.5V
-
0.3µA @ 1.3V ~ 1.8V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
PCF2131TFY
PCF2131TFY
IC RTC CLK/CALENDAR I2C 16HLSON
NXP USA Inc.
0
In Stock
Check Lead Time
1 : ¥31.88000
Cut Tape (CT)
4,000 : ¥15.98756
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Active
Not Verified
Clock/Calendar
Alarm, Leap Year, SRAM, Watchdog Timer
8B
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
I2C, SPI
1.2V ~ 5.5V
1.2V ~ 5.5V
770nA ~ 2.135µA @ 1.2V ~ 5.5V
-40°C ~ 85°C (TA)
Surface Mount, Wettable Flank
16-LFDFN Exposed Pad
16-HLSON (4.5x3.5)
8-SOIC
PCF8583T/5,518
IC RTC CLOCK/CALENDAR I2C 8SO
NXP USA Inc.
0
In Stock
Obsolete
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Obsolete
Not Verified
Clock/Calendar
Alarm, NVSRAM, Square Wave Output
240B
HH:MM:SS:hh (12/24 hr)
YY-MM-DD
I2C, 2-Wire Serial
2.5V ~ 6V
-
10µA ~ 50µA @ 1V ~ 5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.295", 7.50mm Width)
8-SO
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.