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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
DS1343D-18+T&RIC RTC CLK/CALENDAR SPI 14TDFN |
2,200 | 4.77 |
|
Datasheet |
- | 14-WFDFN Exposed Pad | Tape & Reel (TR) | 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) |
|
DS1673E-3IC RTC SYST CTRLR SER 20TSSOP |
2,418 | 5.75 |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | Portable System Controller | Alarm, Leap Year, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 2.7V ~ 3.3V | 2.5V ~ 3.7V | 100µA @ 3V | 0°C ~ 70°C | Surface Mount | - | - | 20-TSSOP |
|
|
DS1673E-5IC RTC SYST CTRLR SER 20TSSOP |
3,900 | 5.75 |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | Portable System Controller | Alarm, Leap Year, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 300µA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 20-TSSOP |
|
|
DS1677EIC RTC SYST CTRLR SER 20TSSOP |
3,245 | 5.75 |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | Portable System Controller | Alarm, Leap Year, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 300µA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 20-TSSOP |
|
DS1673S-3IC RTC SYST CTRLR SER 20SOIC |
3,528 | 5.89 |
|
Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | Portable System Controller | Alarm, Leap Year, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 2.7V ~ 3.3V | 2.5V ~ 3.7V | 100µA @ 3V | 0°C ~ 70°C | Surface Mount | - | - | 20-SOIC |
|
DS1501W+IC RTC CLK/CALENDAR PAR 28DIP |
2,905 | 5.89 |
|
Datasheet |
- | 28-DIP (0.600", 15.24mm) | Bulk | Obsolete | Not Verified | 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 | Through Hole | - | - | 28-PDIP |
|
|
DS1343E-18+T&RIC RTC CLK/CALENDAR SPI 20TSSOP |
2,336 | 5.06 |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | 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 | - | - | 20-TSSOP |
|
BQ4802YDSHIC RTC CLK/CALENDAR PAR 28SOP |
2,940 | 5.93 |
|
Datasheet |
- | 28-SOIC (0.345", 8.77mm Width) with SNAPHAT Sockets | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.4V ~ 4V | 1.5mA (Typ) @ 4.5 V ~ 5.5 V | 0°C ~ 70°C | Surface Mount | - | - | 28-SOP |
|
UPD4991AGS-ARTC, VOLATILE, 1 TIMER(S) PDSO |
9,671 | 6.02 |
|
Datasheet |
* | - | Bulk | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ISL12024IBZ-TIC RTC CLK/CALENDAR I2C 8SOIC |
1,455 | 5.43 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Unique ID | - | 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 |
|
|
DS1501WN+IC RTC CLK/CALENDAR PAR 28DIP |
4,987 | 6.33 |
|
Datasheet |
- | 28-DIP (0.600", 15.24mm) | Bulk | Obsolete | Not Verified | 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 | -40°C ~ 85°C | Through Hole | - | - | 28-PDIP |
|
DS12885TIC RTC CLK/CALENDAR PAR 32TQFP |
3,116 | 6.45 |
|
Datasheet |
- | 32-TQFP | Tray | 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 | - | - | 32-TQFP (7x7) |
|
DS17485S-5/T&R/C01DS17485 REAL-TIME CLOCK |
12,000 | 6.47 |
|
Datasheet |
- | 24-SOIC (0.295", 7.50mm Width) | Bulk | Active | - | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 4KB | HH:MM:SS (12/24 hr) | YY-MM-DD | Parallel | 2.7V ~ 3.7V, 4.5V ~ 5.5V | 2.5V ~ 3.7V | 2mA @ 2.7V ~ 3.7V | 0°C ~ 70°C (TA) | Surface Mount | - | - | 24-SOIC |
|
|
DS1344D-18+T&RIC RTC CLK/CALENDAR SPI 14TDFN |
608 | 5.56 |
|
Datasheet |
- | 14-WFDFN Exposed Pad | Tape & Reel (TR) | 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) |
|
DS1501YEIC RTC CLK/CALENDAR PAR 28TSOP |
3,620 | 6.69 |
|
Datasheet |
- | 28-TSSOP (0.465", 11.80mm Width) | Bag | Obsolete | Not Verified | 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 | Surface Mount | - | - | 28-TSOP |
|
M41T315V-85MH6FIC RTC PHANTOM CHIP SER 28SOH |
175 | 11.21 |
|
Datasheet |
- | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Tape & Reel (TR) | Obsolete | Not Verified | Phantom Time Chip | Leap Year, Supervisor | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Serial | 3V ~ 3.6V | 2.5V ~ 3.7V | 2mA @ 2.7V ~ 3.6V | -40°C ~ 85°C | Surface Mount | - | - | 28-SOH |
|
|
DS1501YE+IC RTC CLK/CALENDAR PAR 28TSOP |
3,751 | 6.97 |
|
Datasheet |
- | 28-TSSOP (0.465", 11.80mm Width) | Bulk | Obsolete | Not Verified | 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 | Surface Mount | - | - | 28-TSOP |
|
|
DS1688IC RTC CLK/CALENDAR PAR 28DIP |
2,896 | 7.00 |
|
Datasheet |
- | 28-DIP (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Unique ID | 114B | HH:MM:SS (12/24 hr) | YY-MM-DD | Parallel | 2.7V ~ 3.3V, 4.5V ~ 5.5V | - | - | 0°C ~ 70°C | Through Hole | - | - | 28-PDIP |
|
|
DS1689IC RTC CLK/CALENDAR PAR 28DIP |
2,227 | 7.00 |
|
Datasheet |
- | 28-DIP (0.600", 15.24mm) | Tube | Obsolete | Not Verified | Clock/Calendar | NVSRAM | 114B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7V ~ 3.3V, 4.5V ~ 5.5V | 2.5V ~ 3.7V | 2mA @ 3V, 3mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 28-PDIP |
|
|
DS17285E-5IC RTC CLK/CALENDAR PAR 28TSOP |
1,447 | 7.09 |
|
Datasheet |
- | 28-TSSOP (0.465", 11.80mm Width) | Bag | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 2KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Surface Mount | - | - | 28-TSOP |
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