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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
DS1337UIC RTC CLOCK/CALENDAR I2C 8UMAX |
3,952 | 1.00 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | 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 | - | - | 8-uMAX/uSOP |
|
BQ4285LSIC RTC W/114X8 NVSRAM 24-SOP |
976 | 1.47 |
|
Datasheet |
* | 24-SOIC (0.295", 7.50mm Width) | 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 | 2.7V ~ 3.6V | 2.4V ~ 4V | - | - | Surface Mount | - | - | 24-SOIC |
|
ISL1208IU8-TKIC RTC CLK/CALENDAR I2C 8MSOP |
5,823 | 1.66 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Bulk | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year, SRAM | 2B | 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 | - | - | 8-MSOP |
|
DS1672-3IC RTC BINARY COUNTER I2C 8DIP |
2,651 | 1.70 |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Not Verified | Binary Counter | Trickle-Charger | - | Binary | Binary | I2C, 2-Wire Serial | 2.7V ~ 3.3V | 1.3V ~ 3.63V | 500µA @ 3.3V | -40°C ~ 85°C | Through Hole | - | - | 8-PDIP |
|
PT7C4563BQ1WEXIC RTC CLK/CALENDAR I2C 8SOIC |
925 | 1.22 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Alarm | - | HH:MM:SS | YY-MM-DD-dd | I2C, SMBus | 1.3V ~ 5.5V | 3V | 1.5µA @ 5V | -40°C ~ 125°C | Surface Mount | Automotive | AEC-Q100 | 8-SOIC |
|
ISL12030IBZIC RTC CLK/CALENDAR I2C 8SOIC |
970 | 1.77 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Alarm, Daylight Savings, SRAM | 128B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | - | 18µA @ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |
|
|
DS1672-3+IC RTC BINARY COUNTER I2C 8DIP |
4,402 | 1.78 |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Bulk | Obsolete | Not Verified | Binary Counter | Trickle-Charger | - | Binary | Binary | I2C, 2-Wire Serial | 2.7V ~ 3.3V | 1.3V ~ 3.63V | 500µA @ 3.3V | -40°C ~ 85°C | Through Hole | - | - | 8-PDIP |
|
|
DS1672-2+IC RTC BINARY CNT I2C 8-DIP |
1,057 | 3.21 |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Bulk | Obsolete | Not Verified | Binary Counter | Trickle-Charger | - | Binary | Binary | I2C, 2-Wire Serial | 1.8V ~ 2.2V | 1.3V ~ 3.63V | 500µA @ 2.2V | -40°C ~ 85°C | Through Hole | - | - | 8-PDIP |
|
ISL12058IRTZIC RTC CLK/CALENDAR I2C 8TDFN |
2,997 | 2.92 |
|
Datasheet |
- | 8-WDFN Exposed Pad | Tube | Active | Not Verified | 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-TDFN (3x3) |
|
ISL12058IRUZ-TIC RTC CLK/CALENDAR I2C 8UTDFN |
21,000 | 1.84 |
|
Datasheet |
- | 8-UFDFN | Bulk | Obsolete | Not Verified | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C | 1.8V ~ 3.6V | - | 0.65µA @ 1.8V | -40°C ~ 85°C | Surface Mount | - | - | 8-µTDFN (2x2) |
|
ISL12059IBZ-TIC RTC CLK/CALENDAR I2C 8SOIC |
10,000 | 1.84 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (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 |
|
|
ISL12057IRUZ-TIC RTC CLK/CALENDAR I2C 8UTDFN |
4,823 | 1.84 |
|
Datasheet |
- | 8-UFDFN | Bulk | Obsolete | Not Verified | 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-µTDFN (2x2) |
|
ISL12059IBZIC RTC CLK/CALENDAR I2C 8SOIC |
4,187 | 1.84 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (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 |
|
|
ISL12058IRUZ-TIC RTC CLK/CALENDAR I2C 8UTDFN |
2,817 | 1.84 |
|
Datasheet |
- | 8-UFDFN | Bulk | Obsolete | Not Verified | 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-µTDFN (2x2) |
|
DS1393U-3IC BATT CHG SPI RTC W/TRICKLE |
6,313 | 1.85 |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Bulk | Active | - | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Trickle-Charger | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 2.7V ~ 3.3V | 1.3V ~ 3.7V | 125µA @ 2.7V ~ 3.3V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 10-uMAX |
|
|
DS1338U-33IC RTC CLOCK/CALENDAR I2C 8UMAX |
3,078 | 1.87 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 3V ~ 5.5V | 1.3V ~ 3.7V | 125µA ~ 200µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-uMAX/uSOP |
|
DS1672S-3IC RTC BINARY COUNTER I2C 8SOIC |
3,221 | 1.87 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | Binary Counter | Trickle-Charger | - | Binary | Binary | I2C, 2-Wire Serial | 2.7V ~ 3.3V | 1.3V ~ 3.63V | 500µA @ 3.3V | -40°C ~ 85°C | Surface Mount | - | - | 8-SOIC |
|
|
DS1672U-33IC RTC BINARY COUNTER I2C 8UMAX |
1,871 | 1.88 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Not Verified | Binary Counter | Trickle-Charger | - | Binary | Binary | I2C, 2-Wire Serial | 2.97V ~ 3.63V | 1.3V ~ 3.63V | 500µA @ 3.63V | -40°C ~ 85°C | Surface Mount | - | - | 8-uMAX/uSOP |
|
|
DS1392U-33IC BATT CHG SPI RTC W/TRICKLE |
7,697 | 1.88 |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Bulk | Active | - | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Trickle-Charger | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 3-Wire Serial | 2.97V ~ 5.5V | 1.3V ~ 5.5V | 175µA @ 2.97V ~ 5.5V | -40°C ~ 85°C (TA) | Surface Mount | - | - | 10-uMAX |
|
|
DS1338U-33/T&RIC RTC CLOCK/CALENDAR I2C 8UMAX |
2,691 | 1.88 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Square Wave Output | 56B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 3V ~ 5.5V | 1.3V ~ 3.7V | 125µA ~ 200µA @ 3.63V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 8-uMAX/uSOP |
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