Certifications

iso9001
iso14001
icas
Delivery
security
warranty
roiginal
RoHS
UL
Millions of Electronic Parts In Stock. Price & Lead Time Quotes within 24 Hours.

Clock/Timing - Real Time Clocks

Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Loading...
Reset
Show Filters
Reset Filters
Apply Filters
CategorySemiconductors / Clock & Timer ICs / Clock/Timing - Real Time Clocks
Records 2,044
Page 1/69
Image
Part Number
Manufacturer
Description
In Stock
Quantity
Series
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
S-35390A-J8T1G
ABLIC
IC RTC CLK/CALENDAR I2C 8-SOP
17,045
-
Clock/Calendar
Alarm, Leap Year
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
1.3V ~ 5.5V
-
0.93µA ~ 1.1µA @ 3V ~ 5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOP-J
S-35390A-T8T1G
ABLIC
IC RTC CLK/CALENDAR I2C 8-TSSOP
27,452
-
Clock/Calendar
Alarm, Leap Year
-
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
1.3V ~ 5.5V
-
0.93µA ~ 1.1µA @ 3V ~ 5V
-40°C ~ 85°C
Surface Mount
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP
BQ32000DR
Texas Instruments
IC RTC CLK/CALENDAR I2C 8-SOIC
51,868
-
Clock/Calendar
Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS (24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
3V ~ 3.6V
1.4V ~ 3.6V
100µA @ 3.3V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
MCP7940N-I/SN
Microchip Technology
IC RTC CLK/CALENDAR I2C 8-SOIC
8,288
-
Clock/Calendar
Alarm, Leap Year, Square Wave Output, SRAM
64B
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
AB0815-T3
Abracon
IC RTC CLK/CALENDAR SPI 16-QFN
711,834
-
Clock/Calendar
Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer
256B
HH:MM:SS:hh
YY-MM-DD-dd
SPI
1.7V ~ 3.6V
1.5V ~ 3.6V
0.17µA ~ 0.22µA @ 1.8V ~ 3V
-40°C ~ 85°C
Surface Mount
16-VFQFN Exposed Pad
16-QFN (3x3)
AB0805-T3
Abracon
IC RTC CLK/CALENDAR I2C 16-QFN
43,890
-
Clock/Calendar
Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer
256B
HH:MM:SS:hh
YY-MM-DD-dd
I²C, 2-Wire Serial
1.7V ~ 3.6V
1.5V ~ 3.6V
0.17µA ~ 0.22µA @ 1.8V ~ 3V
-40°C ~ 85°C
Surface Mount
16-VFQFN Exposed Pad
16-QFN (3x3)
AB1815-T3
Abracon
IC RTC CLK/CALENDAR SPI 16-QFN
52,968
-
Clock/Calendar
Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer
256B
HH:MM:SS:hh
YY-MM-DD-dd
SPI
1.7V ~ 3.6V
1.5V ~ 3.6V
0.17µA ~ 0.22µA @ 1.8V ~ 3V
-40°C ~ 85°C
Surface Mount
16-VFQFN Exposed Pad
16-QFN (3x3)
MCP79410T-I/MS
Microchip Technology
IC RTC CLK/CALENDAR I2C 8-MSOP
20,508
-
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-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-MSOP
M41T62Q6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 16-QFN
751
Timekeeper®
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Watchdog Timer
-
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
1.3V ~ 4.4V
-
0.7µA ~ 0.95µA @ 1.3V ~ 4.4V
-40°C ~ 85°C
Surface Mount
16-VFQFN Exposed Pad
16-QFN (3x3)
M41T0M6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8-SOIC
18,202
-
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-SO
MCP79410-I/SN
Microchip Technology
IC RTC CLK/CALENDAR I2C 8-SOIC
20,871
-
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
MCP79410-I/ST
Microchip Technology
IC RTC CLK/CALENDAR I2C 8-TSSOP
33,654
-
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-TSSOP (0.173", 4.40mm Width)
8-TSSOP
MCP79411-I/SN
Microchip Technology
IC RTC CLK/CALENDAR I2C 8-SOIC
219,804
-
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
MCP79412-I/SN
Microchip Technology
IC RTC CLK/CALENDAR I2C 8-SOIC
Request a Quote
-
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
M41T82ZM6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8-SOIC
23,772
-
Clock/Calendar
Alarm, Leap Year, SRAM, Watchdog Timer
7B
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
2.38V ~ 5.5V
2V ~ 5.5V
10µA @ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SO
M41T82RM6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8-SOIC
18,085
-
Clock/Calendar
Alarm, Leap Year, SRAM, Watchdog Timer
7B
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
2.7V ~ 5.5V
2V ~ 5.5V
10µA @ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SO
MCP79510-I/MS
Microchip Technology
IC RTC CLK/CALENDAR SPI 10-MSOP
12,666
-
Clock/Calendar
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID
64B
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
SPI
1.8V ~ 3.6V
1.3V ~ 3.6V
1µA @ 1.8V ~ 3.6V
-40°C ~ 85°C
Surface Mount
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
10-MSOP
M41T81SM6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8-SOIC
2,793
-
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Watchdog Timer
-
HH:MM:SS:hh (24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
2.7V ~ 5.5V
2V ~ 3.5V
100µA @ 2.7V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SO
M41T81M6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8-SOIC
1
-
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-SO
DS2417P+T&R
Maxim Integrated
IC RTC BINARY CNT SER 6-TSOC
66,060
-
Binary Counter
Unique ID
-
Binary
Binary
1-Wire® Serial
2.5V ~ 5.5V
-
0.45µA @ 2.5V ~ 5.5V
-40°C ~ 85°C
Surface Mount
6-LSOJ (0.148", 3.76mm Width)
6-TSOC
M41T00M6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8-SOIC
53,762
-
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-SO
M41T00SM6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8-SOIC
35,987
-
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-SO
MCP79520-I/MS
Microchip Technology
IC RTC CLK/CALENDAR SPI 10-MSOP
22,584
-
Clock/Calendar
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID
64B
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
SPI
1.8V ~ 3.6V
1.3V ~ 3.6V
1µA @ 1.8V ~ 3.6V
-40°C ~ 85°C
Surface Mount
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
10-MSOP
ISL1208IB8Z-TK
Renesas Electronics America Inc.
IC RTC CLK/CALENDAR I2C 8-SOIC
319,293
-
Clock/Calendar
Alarm, Leap Year, SRAM
2B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
2.7V ~ 5.5V
1.8V ~ 5.5V
4µA ~ 6µA @ 3V ~ 5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
DS1337U+T&R
Maxim Integrated
IC RTC CLK/CALENDAR I2C 8-USOP
25,218
-
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
-
0.6µA @ 1.3V ~ 1.8V
-40°C ~ 85°C
Surface Mount
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-uMAX
M41T56M6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 8-SOIC
3,028
-
Clock/Calendar
Leap Year, NVSRAM
56B
HH:MM:SS (24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
4.5V ~ 5.5V
2.5V ~ 3.5V
100µA (Typ) @ 4.5V ~ 5.5V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SO
DS1337S+T&R
Maxim Integrated
IC RTC CLK/CALENDAR I2C 8-SOIC
88,260
-
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
-
0.6µA @ 1.3V ~ 1.8V
-40°C ~ 85°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
DS1307Z+T&R
Maxim Integrated
IC RTC CLK/CALENDAR I2C 8-SOIC
44,040
-
Clock/Calendar
Leap Year, NVSRAM, Square Wave Output
56B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
I²C, 2-Wire Serial
4.5V ~ 5.5V
2V ~ 3.5V
200µA @ 5V
0°C ~ 70°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
DS1302Z+T&R
Maxim Integrated
IC RTC CLK/CALENDAR SER 8-SOIC
102,366
-
Clock/Calendar
Leap Year, NVSRAM, Trickle-Charger
31B
HH:MM:SS (12/24 hr)
YY-MM-DD-dd
3-Wire Serial
2V ~ 5.5V
2V ~ 5.5V
0.3µA ~ 1µA @ 2V ~ 5V
0°C ~ 70°C
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
DS1390U-33+T&R
Maxim Integrated
IC RTC CLK/CALENDAR SPI 10-USOP
254,790
-
Clock/Calendar
Alarm, Leap Year, Square Wave Output, Trickle-Charger
-
HH:MM:SS:hh (12/24 hr)
YY-MM-DD-dd
SPI
2.97V ~ 5.5V
1.3V ~ 5.5V
175µA @ 2.97V ~ 5.5V
-40°C ~ 85°C
Surface Mount
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
10-µSOP