Clock/Timing - Real Time Clocks
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Mfr Part #
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Quantity Available
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Price
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Product Status
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Type
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Features
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Memory Size
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Time Format
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Date Format
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Interface
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Voltage - Supply
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Voltage - Supply, Battery
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Current - Timekeeping (Max)
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Operating Temperature
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Mounting Type
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Package / Case
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Supplier Device Package
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4625 In Stock |
1.95000 |
Active |
Clock/Calendar |
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer |
64B |
HH:MM:SS:hh (12/24 hr) |
YY-MM-DD-dd |
SPI |
1.8V ~ 3.6V |
1.3V ~ 3.6V |
1µA @ 1.8V ~ 5.5V |
-40°C ~ 85°C |
Surface Mount |
14-SOIC (0.154", 3.90mm Width) |
14-SOIC |
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1000 In Stock |
3.34000 |
Active |
Clock/Calendar |
Alarm, Leap Year, RAM |
1B |
HH:MM:SS:hh (12/24 hr) |
YY-MM-DD-dd |
3-Wire Serial |
1.2V ~ 5.5V |
- |
0.8µA @ 5V |
-40°C ~ 85°C (TA) |
Surface Mount |
8-TSSOP (0.173", 4.40mm Width) |
8-TSSOP |
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 |
16 In Stock |
35.32000 |
Obsolete |
Phantom Time Chip |
NVSRAM |
128KB |
HH:MM:SS:hh (12/24 hr) |
YY-MM-DD-dd |
Parallel |
2.97V ~ 3.63V |
- |
7mA @ 3.3V |
-40°C ~ 85°C |
Through Hole |
32-DIP Module (0.600", 15.24mm) |
32-EDIP |
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5000 In Stock |
2.92000 |
Active |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.8V ~ 3.6V |
- |
0.65µA @ 1.8V |
-40°C ~ 85°C |
Surface Mount |
8-SOIC (0.154", 3.90mm Width) |
8-SOIC |
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 |
901 In Stock |
33.57000 |
Active |
Phantom Time Chip |
Leap Year, NVSRAM |
32KB |
HH:MM:SS:hh (12/24 hr) |
YY-MM-DD-dd |
Parallel |
4.5V ~ 5.5V |
- |
10mA @ 5V |
0°C ~ 70°C |
Through Hole |
28-DIP Module (0.600", 15.24mm) |
28-EDIP |
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896 In Stock |
5.11000 |
Active |
Clock/Calendar |
Alarm, Leap Year, Square Wave Output, Trickle-Charger |
- |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
2.97V ~ 5.5V |
1.3V ~ 3.7V |
200µA @ 5.5V |
-40°C ~ 85°C |
Surface Mount |
8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
8-uMAX/uSOP |
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4695 In Stock |
0.60750 |
Active |
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 |
- |
0.8µA @ 1.3V ~ 1.8V |
-40°C ~ 85°C (TA) |
Surface Mount |
8-SOIC (0.154", 3.90mm Width) |
8-SOIC |
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1561 In Stock |
4.51000 |
Obsolete |
Clock/Calendar |
Alarm, Leap Year, Square Wave Output, TCXO/Crystal |
- |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
2.3V ~ 5.5V |
2.3V ~ 5.5V |
110µA ~ 170µA @ 3.63V ~ 5.5V |
0°C ~ 70°C |
Surface Mount |
16-SOIC (0.295", 7.50mm Width) |
16-SOIC |
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9594 In Stock |
10.95000 |
Active |
Clock/Calendar |
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output |
114B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
Parallel |
4.5V ~ 5.5V |
2.5V ~ 4V |
15mA @ 4.5V ~ 5.5V |
0°C ~ 70°C |
Surface Mount |
32-TQFP |
32-TQFP (7x7) |
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7636 In Stock |
2.66000 |
Obsolete |
Clock/Calendar |
Alarm, Leap Year, Square Wave Output, Watchdog Timer |
- |
HH:MM:SS:hh (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.5V ~ 4.4V |
- |
0.9µA ~ 1.1µA @ 1.5V ~ 4.4V |
-40°C ~ 85°C |
Surface Mount |
16-VFQFN Exposed Pad |
16-QFN (3x3) |
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6814 In Stock |
0.72000 |
Active |
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 |
- |
1µA @ 5.5V |
-40°C ~ 85°C |
Surface Mount |
8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
8-MSOP |
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4440 In Stock |
1.05000 |
Active |
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 |
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2281 In Stock |
20.15000 |
Active |
Clock/Calendar |
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output |
4KB |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
Parallel |
4.5V ~ 5.5V |
2.5V ~ 3.7V |
3mA @ 4.5V ~ 5.5V |
-40°C ~ 85°C |
Through Hole |
24-DIP Module (0.600", 15.24mm) |
24-EDIP |
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2279 In Stock |
1.10000 |
Active |
Clock/Calendar |
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID |
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 (Typ) @ 3.3V |
-40°C ~ 85°C |
Surface Mount |
8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
8-MSOP |
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2722 In Stock |
0.98000 |
Active |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS |
YY-MM-DD-dd |
I²C, Serial |
1.6V ~ 5.5V |
- |
0.5µA ~ 0.52µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
8-SOIC (0.154", 3.90mm Width) |
8-SOP |
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5668 In Stock |
10.06000 |
Active |
Clock/Calendar |
Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer |
128B |
HH:MM:SS:hh (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
2.7V ~ 3.6V |
2.5V ~ 3.6V |
0.5mA @ 2.7V ~ 3.6V |
-40°C ~ 85°C |
Surface Mount |
20-SSOP (0.209", 5.30mm Width) |
20-SSOP |
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7902 In Stock |
0.52500 |
Active |
Clock/Calendar |
Leap Year, NVSRAM, Square Wave Output, Trickle-Charger |
31B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
3-Wire Serial |
1.2V ~ 5.5V |
1.2V ~ 5.5V |
25.3µA ~ 81µA @ 2V ~ 5V |
-40°C ~ 85°C (TA) |
Surface Mount |
8-SOIC (0.154", 3.90mm Width) |
8-SOIC |
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9984 In Stock |
1.75000 |
Active |
Clock/Calendar |
Alarm, Leap Year, Watchdog Timer |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.8V ~ 5.5V |
- |
0.6µA ~ 0.75µA @ 2V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
8-SOIC (0.154", 3.90mm Width) |
8-SO |
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8883 In Stock |
0.75000 |
Active |
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 |
- |
1µA @ 5.5V |
-40°C ~ 85°C |
Through Hole |
8-DIP (0.300", 7.62mm) |
8-PDIP |
|
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2352 In Stock |
15.78000 |
Active |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS:hh (12/24 hr) |
YY-MM-DD-dd |
Parallel |
4.5V ~ 5.5V |
2.2V ~ 5.1V |
1µA @ 5V |
-40°C ~ 85°C |
Surface Mount |
28-LCC (J-Lead) |
28-PLCC (11.51x11.51) |
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8087 In Stock |
1.38000 |
Active |
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-WFDFN Exposed Pad |
10-TDFN (3x3) |
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2690 In Stock |
4.74000 |
Obsolete |
Clock/Calendar/Supervisor |
- |
96B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
2.7V ~ 3.3V |
- |
- |
-40°C ~ 85°C |
Surface Mount |
20-SSOP (0.154", 3.90mm Width) |
20-QSOP |
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3536 In Stock |
5.16200 |
Active |
Clock/Calendar |
Leap Year, NVSRAM, Square Wave Output |
56B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.71V ~ 5.5V |
1.3V ~ 3.7V |
100µA @ 1.89V |
-40°C ~ 85°C |
Surface Mount |
16-SOIC (0.295", 7.50mm Width) |
16-SOIC |
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4374 In Stock |
15.11000 |
Obsolete |
Clock/Calendar |
Leap Year, NVSRAM, Y2K |
2KB |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
Parallel |
4.5V ~ 5.5V |
- |
3mA @ 5V |
0°C ~ 70°C |
Through Hole |
24-DIP Module (0.600", 15.24mm) |
24-EDIP |
