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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
RX-4801SA:UB0 PURE SNIC RTC CLK/CALENDAR SER 14SOP |
4,902 | 3.92 |
|
Datasheet |
RX-4801SA | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm | - | - | - | 4-Wire Serial | 1.6V ~ 5.5V | - | 2.1µA ~ 3.4µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOP |
|
RA-8565SA:B3 ROHSIC RTC CLK/CALENDAR I2C 14SOP |
1,292 | 0.00 |
|
Datasheet |
- | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 1.8V ~ 5.5V | - | 1µA ~ 1.8µA @ 3V ~ 5V | -40°C ~ 125°C | Surface Mount | - | - | 14-SOP |
|
BQ3285LDSSG4IC RTC CLK/CALENDAR PAR 24SSOP |
2,753 | 0.00 |
|
- |
- | 24-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, NVSRAM | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7V ~ 5.5V | 2.4V ~ 4V | 100µA @ 3V | 0°C ~ 70°C | Surface Mount | - | - | 24-SSOP |
|
1337GCSRI8IC RTC CLK/CALENDAR I2C 16SOIC |
4,889 | 0.00 |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | 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 | - | 0.6µA @ 1.3V ~ 1.8V | -40°C ~ 85°C | Surface Mount | - | - | 16-SOIC |
|
RX4111CE ABIC RTC CLK/CALENDAR SPI 10SMD |
3,187 | 3.28 |
|
Datasheet |
RX4111CE | 10-SMD, No Lead | Bulk | Active | Not Verified | Clock/Calendar | Alarm, RAM | - | HH:MM:SS | YY-MM-DD | SPI, 4-Wire Serial | 1.6V ~ 5.5V | - | 3µA @ 3V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 10-SMD |
|
ISL1220IUZ-TIC RTC CLK/CALENDAR I2C 10MSOP |
4,270 | 3.79 |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, SRAM | 8B | 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 | - | - | 10-MSOP |
|
PT7C4337ACSEXIC RTC CLK/CALENDAR I2C 16SOIC |
2,789 | 4.23 |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | 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 | - | 0.8µA @ 1.3V ~ 1.8V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 16-SOIC |
|
DS12885IC RTC CLK/CALENDAR PAR 24DIP |
4,133 | 0.00 |
|
Datasheet |
- | 24-DIP (0.600", 15.24mm) | Tube | Obsolete | Not Verified | 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 | Through Hole | - | - | 24-PDIP |
|
PCF8583T/5,518IC RTC CLOCK/CALENDAR I2C 8SO |
3,301 | 3.81 |
|
Datasheet |
- | 8-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | 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-SO |
|
DS1685EN-5/T&RIC RTC CLK/CALENDAR PAR 24TSSOP |
3,106 | 0.00 |
|
Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 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 |
|
RX-8035SA:AC PURE SNIC RTC TIME EVENT REC I2C 14SOP |
4,626 | 3.86 |
|
Datasheet |
RX-8035SA | 14-SOIC (0.197", 5.00mm Width) | Tube | Active | Not Verified | Time Event Recorder | Alarm | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.4V ~ 5.5V | 1V ~ 5.5V | 2.5µA @ 3V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOP |
|
DS1602S+IC RTC ELAPSED CTR SER 8SOIC |
4,813 | 0.00 |
|
Datasheet |
- | 8-SOIC (0.209", 5.30mm Width) | Tube | Obsolete | Not Verified | Elapsed Time Counter | - | - | Binary | Binary | 3-Wire Serial | 4.5V ~ 5.5V | 2.5V ~ 3.5V | 50µA @ 5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |
|
DS1343D-3+IC RTC CLK/CALENDAR SPI 14TDFN |
1,188 | 4.49 |
|
Datasheet |
- | 14-WFDFN Exposed Pad | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 96B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 2.7V ~ 5.5V | 1.3V ~ 5.5V | - | -40°C ~ 85°C | Surface Mount | - | - | 14-TDFN (3x3) |
|
|
DS1344D-18+IC RTC CLK/CALENDAR SPI 14TDFN |
2,503 | 4.49 |
|
Datasheet |
- | 14-WFDFN Exposed Pad | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 96B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 1.71V ~ 5.5V | 1.3V ~ 5.5V | - | -40°C ~ 85°C | Surface Mount | - | - | 14-TDFN (3x3) |
|
DS12885S/T&RIC RTC CLK/CALENDAR PAR 24SOIC |
3,952 | 0.00 |
|
Datasheet |
- | 24-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 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 | - | - | 24-SOIC |
|
RA-4574SA:B3 PURE SNIC RTC CLK/CALENDAR SPI 14SOP |
3,249 | 0.00 |
|
Datasheet |
RA-4574SA | 14-SOIC (0.197", 5.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS | YY-MM-DD-dd | SPI | 1.6V ~ 5.5V | - | 0.5µA ~ 1µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | - | - | 14-SOP |
|
DS1685QN-5/T&RIC RTC CLK/CALENDAR PAR 28PLCC |
3,391 | 0.00 |
|
Datasheet |
- | 28-LCC (J-Lead) | Tape & Reel (TR) | Obsolete | Not Verified | 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 | - | - | 28-PLCC (11.51x11.51) |
|
|
DS12885QIC RTC CLK/CALENDAR PAR 28PLCC |
2,207 | 1.00 |
|
Datasheet |
- | 28-LCC (J-Lead) | Tube | Obsolete | Not Verified | 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 | - | - | 28-PLCC (11.51x11.51) |
|
BQ4802LYDWRG4IC RTC CLK/CALENDAR PAR 28SOIC |
3,861 | 0.00 |
|
Datasheet |
- | 28-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7V ~ 3.6V | 2.4V ~ 4V | 1.5mA (Typ) @ 2.7 V ~ 3.6 V | 0°C ~ 70°C | Surface Mount | - | - | 28-SOIC |
|
RX-4035LC:B3 PURE SNIC RTC EVENT REC SPI 12VSOJ |
3,687 | 4.02 |
|
Datasheet |
RX-4035LC | 12-TFSOJ (0.094", 2.40mm Width) | Tape & Reel (TR) | Active | Not Verified | Time Event Recorder | Alarm | - | - | - | SPI | 2.4V ~ 5.5V | 1V ~ 5.5V | 2.5µA @ 3V | -40°C ~ 85°C | Surface Mount | - | - | 12-VSOJ |
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