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Real Time Clocks
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Programmable | Type | Features | Memory Size | Time Format | Date Format | Interface | Voltage - Supply | Voltage - Supply, Battery | Current - Timekeeping (Max) | Operating Temperature | Mounting Type | Grade | Qualification | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LV8571ANRTC, VOLATILE, 2 TIMER(S) |
5,515 | 13.33 |
|
Datasheet |
LV8571A | 24-DIP (0.300", 7.62mm) | Bulk | Active | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, RAM | 44B | HH:MM:SS (12/24 hr) | YY-MM-DD | - | 3V ~ 3.6V | 2.2V ~ 3.2V | 220µA @ 3V ~ 3.6V | -40°C ~ 85°C (TA) | Through Hole | - | - | 24-DIP |
|
DS17885SN-5IC RTC CLK/CALENDAR PAR 24SOIC |
2,759 | 13.81 |
|
Datasheet |
- | 24-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 8KB | 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 | Surface Mount | - | - | 24-SOIC |
|
DP8573AVXIC RTC CLK/CALENDAR PAR 28PLCC |
640 | 14.07 |
|
Datasheet |
- | 28-LCC (J-Lead) | Bulk | Active | Not Verified | 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-PLCC (11.51x11.51) |
|
DS1643P-70IC RTC CLK/CALENDAR PAR 34PCM |
3,889 | 15.13 |
|
Datasheet |
- | 34-PowerCap™ Module | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM | 8KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 3V | 3mA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 34-PowerCap Module |
|
DS1244Y-150256K NV SRAM & PHANTOM CLOCK |
2,514 | 15.32 |
|
Datasheet |
- | 28-DIP Module (0.600", 15.24mm) | Bulk | Active | Not Verified | Phantom Time Chip | EEPROM, Leap Year, RAM, SRAM | 32KB | HH:MM:SS (12/24 hr) | YY-MM-DD | Parallel | 4.5V ~ 5.5V | - | 5mA ~ 10mA @ 3V ~ 5V | 0°C ~ 70°C (TA) | Through Hole | - | - | 28-EDIP |
|
|
DS1553WP-150IC RTC CLK/CALENDAR PAR 34PCM |
2,171 | 15.68 |
|
Datasheet |
- | 34-PowerCap™ Module | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 8KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 2.97V ~ 3.63V | 3V | 2mA @ 3.3V | 0°C ~ 70°C | Surface Mount | - | - | 34-PowerCap Module |
|
|
DP8573AVIC RTC CLK/CALENDAR PAR 28PLCC |
2,189 | 15.78 |
|
Datasheet |
- | 28-LCC (J-Lead) | Tube | Obsolete | Not Verified | 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-PLCC (11.51x11.51) |
|
|
DP8573AVIC RTC CLK/CALENDAR PAR 28PLCC |
1,302 | 15.78 |
|
Datasheet |
- | 28-LCC (J-Lead) | Bulk | Active | Not Verified | 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-PLCC (11.51x11.51) |
|
DS1742-85+IC RTC CLK/CALENDAR PAR 24-EDIP |
231 | 15.95 |
|
Datasheet |
* | - | Tube | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
DS1553W-120IC RTC CLK/CALENDAR PAR 28EDIP |
3,433 | 16.24 |
|
Datasheet |
- | 28-DIP Module (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 8KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 2.97V ~ 3.63V | - | 2mA @ 3.3V | 0°C ~ 70°C | Through Hole | - | - | 28-EDIP |
|
DS1386P-8-120IC RTC CLK/CALENDAR PAR 34PCM |
1,596 | 18.48 |
|
Datasheet |
- | 34-PowerCap™ Module | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer | 8KB | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 3V | 4mA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 34-PowerCap Module |
|
|
DS1386P-8-120IC RTC CLK/CALENDAR PAR 34PCM |
697 | 18.48 |
|
Datasheet |
- | 34-PowerCap™ Module | Bulk | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer | 8KB | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 3V | 4mA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 34-PowerCap Module |
|
DS1248Y-2001024K NV SRAM & PHANTOM CLOCK |
1,375 | 21.02 |
|
Datasheet |
- | 32-DIP Module (0.600", 15.24mm) | Bulk | Active | Not Verified | Phantom Time Chip | EEPROM, Leap Year, NVSRAM, RAM | 128KB | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 2.97V ~ 3.63V, 4.5V ~ 5.5V | Integrated | 10mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 32-EDIP |
|
DS1554W-120INDIC RTC CLK/CALENDAR PAR 32EDIP |
4,682 | 23.22 |
|
Datasheet |
- | 32-DIP Module (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 32KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 2.97V ~ 3.63V | - | 4mA @ 3.3V | -40°C ~ 85°C | Through Hole | - | - | 32-EDIP |
|
|
DS1248Y-1201024K NV SRAM & PHANTOM CLOCK |
6,093 | 22.11 |
|
Datasheet |
- | 32-DIP Module (0.600", 15.24mm) | Bulk | Active | Not Verified | Phantom Time Chip | Leap Year, NVSRAM | 128KB | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 2.97V ~ 3.63V, 4.5V ~ 5.5V | Integrated | 10mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 32-EDIP |
|
|
DS1746-70IC RTC CLK/CALENDAR PAR 32EDIP |
1,624 | 22.84 |
|
Datasheet |
- | 32-DIP Module (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Y2K | 128KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 4mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 32-EDIP |
|
|
DP8570AVXIC RTC TIMER PERIPH PAR 28PLCC |
3,000 | 22.63 |
|
Datasheet |
- | 28-LCC (J-Lead) | Bulk | Active | Not Verified | Timer Clock Peripheral (TCP) | Alarm, Leap Year | 44B | 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-PLCC (11.51x11.51) |
|
|
DP8570AVXIC RTC TIMER PERIPH PAR 28PLCC |
1,073 | 22.63 |
|
Datasheet |
- | 28-LCC (J-Lead) | Tape & Reel (TR) | Obsolete | Not Verified | Timer Clock Peripheral (TCP) | Alarm, Leap Year | 44B | 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-PLCC (11.51x11.51) |
|
DS1251YP-1004096K NV SRAM & PHANTOM CLOCK |
129 | 23.24 |
|
Datasheet |
- | 34-PowerCap™ Module | Bulk | Active | Not Verified | Phantom Time Chip | EEPROM, Leap Year, NVSRAM, RAM | 512KB | HH:MM:SS:hh (12/24 hr) | YY-MM-DD | Parallel | 2.97V ~ 3.63V, 4.5V ~ 5.5V | Integrated | 10mA @ 5V | 0°C ~ 70°C (TA) | Surface Mount | - | - | 34-PowerCap Module |
|
|
DP8570AVIC RTC TIMER PERIPH PAR 28PLCC |
3,494 | 24.63 |
|
Datasheet |
- | 28-LCC (J-Lead) | Tube | Obsolete | Not Verified | Timer Clock Peripheral (TCP) | Alarm, Leap Year | 44B | 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-PLCC (11.51x11.51) |
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