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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5030 In Stock |
1.14000 |
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 |
|
 |
108 In Stock |
21.50000 |
Active |
Clock/Calendar |
Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K |
256B |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
Parallel |
4.5V ~ 5.5V |
2.5V ~ 3.7V |
5mA @ 4.5V ~ 5.5V |
0°C ~ 70°C |
Through Hole |
28-DIP Module (0.600", 15.24mm) |
28-EDIP |
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2494 In Stock |
0.90000 |
Active |
Clock/Calendar |
Alarm, Leap Year, Square Wave Output |
- |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.3V ~ 5.5V |
- |
0.65µA ~ 0.85µA @ 3V ~ 5V |
-40°C ~ 85°C (TA) |
Surface Mount |
8-SOIC (0.154", 3.90mm Width) |
8-SOIC |
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53 In Stock |
27.55000 |
Obsolete |
Clock/Calendar |
Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K |
128KB |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
Parallel |
2.97V ~ 3.63V |
- |
4mA @ 3.3V |
0°C ~ 70°C |
Through Hole |
32-DIP Module (0.600", 15.24mm) |
32-EDIP |
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6433 In Stock |
3.95000 |
Active |
Clock/Calendar |
Alarm, NVSRAM |
8B |
HH:MM:SS:hh (12/24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
2.5V ~ 6V |
- |
8µA ~ 15µA @ 2V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
8-SOIC (0.154", 3.90mm Width) |
8-SO |
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1000 In Stock |
5.39000 |
Obsolete |
Clock/Calendar |
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output |
2KB |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
Parallel |
2.7V ~ 3.7V |
2.5V ~ 3.7V |
2mA @ 2.7V ~ 3.7V |
-40°C ~ 85°C |
Surface Mount |
24-SOIC (0.295", 7.50mm Width) |
24-SOIC |
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9684 In Stock |
6.25000 |
Active |
Clock/Calendar |
Alarm, Leap Year, Square Wave Output, 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 |
18-SOX, 18-SOIC with Crystal (7.5mm Width) |
18-SOX |
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3228 In Stock |
1.87000 |
Obsolete |
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 |
8-SOIC (0.154", 3.90mm Width) |
8-SOIC |
|
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9 In Stock |
18.63000 |
Active |
Clock/Calendar |
Alarm, NVSRAM, Square Wave Output, Y2K |
242B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
Parallel |
4.5V ~ 5.5V |
2.5V ~ 3.7V |
3mA @ 5V |
-40°C ~ 85°C |
Through Hole |
24-DIP Module (0.600", 15.24mm) |
24-EDIP |
|
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1334 In Stock |
9.73090 |
Active |
Clock/Calendar |
Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K |
256B |
HH:MM:SS (24 hr) |
YY-MM-DD-dd |
Parallel |
3V ~ 3.6V |
2.5V ~ 3.7V |
4mA @ 3V ~ 3.6V |
0°C ~ 70°C |
Surface Mount |
28-SOIC (0.295", 7.50mm Width) |
28-SOIC |
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350 In Stock |
1.19000 |
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-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
8-MSOP |
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3788 In Stock |
3.87000 |
Obsolete |
Clock/Calendar |
Alarm, Daylight Savings, Leap Year, SRAM |
128B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
2.7V ~ 5.5V |
1.8V ~ 5.5V |
14µA ~ 15µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
14-TSSOP (0.173", 4.40mm Width) |
14-TSSOP |
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4561 In Stock |
1.67000 |
Active |
Clock/Calendar |
Alarm, Backup Supply Charger, Leap Year, RAM |
64B |
HH:MM:SS:hh (12/24 hr) |
YY-MM-DD-dd |
I²C |
2.5V ~ 5.5V |
3.2V |
0.05µA @ 2.5V ~ 5.5V |
-40°C ~ 85°C |
Surface Mount |
16-UFQFN Exposed Pad |
16-MLPQ (3x3) |
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3404 In Stock |
1.75000 |
Active |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
1.7V ~ 6V |
- |
0.9µA ~ 2µA @ 3V ~ 6V |
-40°C ~ 85°C |
Surface Mount |
8-LSSOP (0.173", 4.40mm Width) |
8-SSOP |
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8869 In Stock |
3.15000 |
Active |
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 |
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7530 In Stock |
4.44000 |
Active |
Clock/Calendar |
Alarm, Leap Year |
- |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
2.7V ~ 5.5V |
1.8V ~ 5.5V |
10µA ~ 20µA @ 2.7V ~ 5.5V |
-40°C ~ 85°C |
Surface Mount |
8-SOIC (0.154", 3.90mm Width) |
8-SOIC |
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5666 In Stock |
3.81000 |
Active |
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 |
|
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2566 In Stock |
1.73680 |
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-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
8-MSOP |
|
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1335 In Stock |
7.79000 |
Active |
Clock/Calendar |
Alarm, Daylight Savings, Leap Year, SRAM |
128B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
I²C, 2-Wire Serial |
2.7V ~ 5.5V |
1.8V ~ 5.5V |
14µA ~ 15µA @ 3V ~ 5V |
-40°C ~ 85°C |
Surface Mount |
20-SOIC (0.295", 7.50mm Width) |
20-SOIC |
|
 |
2162 In Stock |
5.17500 |
Active |
Clock/Calendar |
Alarm, NVSRAM, Square Wave Output, Y2K |
242B |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
Parallel |
4.5V ~ 5.5V |
2.5V ~ 3.7V |
3mA @ 5V |
-40°C ~ 85°C |
Surface Mount |
24-TSSOP (0.173", 4.40mm Width) |
24-TSSOP |
|
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680 In Stock |
5.39000 |
Active |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
|
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9989 In Stock |
3.06450 |
Active |
Clock/Calendar |
Alarm, Leap Year, Programmable Clock Output, Timer |
- |
HH:MM:SS (12/24 hr) |
YY-MM-DD-dd |
SPI, 4-Wire Serial |
1.1V ~ 5.5V |
- |
0.18µA @ 3V |
-40°C ~ 85°C (TA) |
Surface Mount |
10-TCDFN Exposed Pad |
10-SON (5x3.2) |
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6720 In Stock |
0.92000 |
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 |
1.5V ~ 5.5V |
1.2µA @ 3.3V |
-40°C ~ 85°C |
Surface Mount |
8-TSSOP (0.173", 4.40mm Width) |
8-TSSOP |
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331 In Stock |
39.49000 |
Obsolete |
Clock/Calendar |
Alarm, Supervisor, Watchdog Timer |
- |
HH:MM:SS:hh (24 hr) |
YY-MM-DD-dd |
Parallel |
4.5V ~ 5.5V |
- |
4mA @ 4.5 V ~ 5.5 V |
0°C ~ 70°C |
Through Hole |
32-DIP Module (0.610", 15.49mm) |
32-DIP Module (18.42x42.8) |
